diff --git a/.eslintrc.json b/.eslintrc.json
index 6ca491c2e..9021f9d90 100644
--- a/.eslintrc.json
+++ b/.eslintrc.json
@@ -36,14 +36,7 @@
     // our first pass, we'll only consider the checks that ESLint can auto-fix as errors.
     // https://eslint.org/docs/latest/use/configure/rules#rule-severities
     "meteor/no-session": "off",
-    "import/no-unresolved": ["warn", { "ignore": ["^meteor/", "^/"] }] // This may be tricky to resolve due to: https://github.com/clayne11/eslint-import-resolver-meteor/issues/5
-  },
-  "ignorePatterns": [
-    "meteor_packages/mats-common/imports/startup/server/matsMiddle_common.js",
-    "meteor_packages/mats-common/imports/startup/server/matsMiddle_dailyModelCycle.js",
-    "meteor_packages/mats-common/imports/startup/server/matsMiddle_dieoff.js",
-    "meteor_packages/mats-common/imports/startup/server/matsMiddle_map.js",
-    "meteor_packages/mats-common/imports/startup/server/matsMiddle_timeSeries.js",
-    "meteor_packages/mats-common/imports/startup/server/matsMiddle_validTime.js"
-  ]
+    "import/no-unresolved": ["warn", { "ignore": ["^meteor/", "^/"] }], // This may be tricky to resolve due to: https://github.com/clayne11/eslint-import-resolver-meteor/issues/5
+    "no-await-in-loop": "warn"
+  }
 }
diff --git a/meteor_packages/mats-common/imports/startup/server/matsMiddle_common.js b/meteor_packages/mats-common/imports/startup/server/matsMiddle_common.js
index 7140937ed..ef1d087e4 100644
--- a/meteor_packages/mats-common/imports/startup/server/matsMiddle_common.js
+++ b/meteor_packages/mats-common/imports/startup/server/matsMiddle_common.js
@@ -1,5 +1,4 @@
-import { matsTypes, matsDataQueryUtils } from "meteor/randyp:mats-common";
-import { Meteor } from "meteor/meteor";
+/* global Assets */
 
 class MatsMiddleCommon {
   cbPool = null;
@@ -10,50 +9,37 @@ class MatsMiddleCommon {
     this.cbPool = cbPool;
   }
 
+  /* eslint-disable global-require */
+  /* eslint-disable no-console */
+  /* eslint-disable class-methods-use-this */
+
   writeToLocalFile(filePath, contentStr) {
     const fs = require("fs");
     const homedir = require("os").homedir();
     fs.writeFileSync(homedir + filePath, contentStr);
   }
 
-  get_fcstValidEpoch_Array = async (fromSecs, toSecs) => {
-    console.log(`get_fcstValidEpoch_Array(${fromSecs},${toSecs})`);
-
-    const fs = require("fs");
-    this.conn = await cbPool.getConnection();
-
-    const startTime = new Date().valueOf();
+  getFcstValidEpochArray = async (fromSecs, toSecs) => {
+    this.conn = await this.cbPool.getConnection();
 
     let queryTemplate = Assets.getText(
       "imports/startup/server/matsMiddle/sqlTemplates/tmpl_distinct_fcstValidEpoch_obs.sql"
     );
     queryTemplate = queryTemplate.replace(/{{vxFROM_SECS}}/g, fromSecs);
     queryTemplate = queryTemplate.replace(/{{vxTO_SECS}}/g, toSecs);
-    console.log(`fromSecs:${fromSecs},toSecs:${toSecs}`);
 
-    const qr_fcstValidEpoch = await this.conn.cluster.query(queryTemplate);
+    const qrFcstValidEpoch = await this.conn.cluster.query(queryTemplate);
 
-    const fcstValidEpoch_Array = [];
-    for (let imfve = 0; imfve < qr_fcstValidEpoch.rows.length; imfve++) {
-      fcstValidEpoch_Array.push(qr_fcstValidEpoch.rows[imfve].fcstValidEpoch);
+    const fcstValidEpochArray = [];
+    for (let imfve = 0; imfve < qrFcstValidEpoch.rows.length; imfve += 1) {
+      fcstValidEpochArray.push(qrFcstValidEpoch.rows[imfve].fcstValidEpoch);
     }
-    const endTime = new Date().valueOf();
-    console.log(
-      `\tget_fcstValidEpoch_Array():${fcstValidEpoch_Array.length} in ${
-        endTime - startTime
-      } ms.`
-    );
 
-    return fcstValidEpoch_Array;
+    return fcstValidEpochArray;
   };
 
   get_fcstLen_Array = async (model, fromSecs, toSecs) => {
-    console.log(`get_fcstLen_Array(${model},${fromSecs},${toSecs})`);
-
-    const fs = require("fs");
-    this.conn = await cbPool.getConnection();
-
-    const startTime = new Date().valueOf();
+    this.conn = await this.cbPool.getConnection();
 
     let queryTemplate = Assets.getText(
       "imports/startup/server/matsMiddle/sqlTemplates/tmpl_get_distinct_fcstLen.sql"
@@ -61,18 +47,13 @@ class MatsMiddleCommon {
     queryTemplate = queryTemplate.replace(/{{vxMODEL}}/g, `"${model}"`);
     queryTemplate = queryTemplate.replace(/{{vxFROM_SECS}}/g, fromSecs);
     queryTemplate = queryTemplate.replace(/{{vxTO_SECS}}/g, toSecs);
-    console.log(`model:${model},fromSecs:${fromSecs},toSecs:${toSecs}`);
 
-    const qr_distinct_fcstLen = await this.conn.cluster.query(queryTemplate);
+    const qrDistinctFcstLen = await this.conn.cluster.query(queryTemplate);
 
     const fcstLenArray = [];
-    for (let ifcstLen = 0; ifcstLen < qr_distinct_fcstLen.rows.length; ifcstLen++) {
-      fcstLenArray.push(qr_distinct_fcstLen.rows[ifcstLen].fcstLen);
+    for (let ifcstLen = 0; ifcstLen < qrDistinctFcstLen.rows.length; ifcstLen += 1) {
+      fcstLenArray.push(qrDistinctFcstLen.rows[ifcstLen].fcstLen);
     }
-    endTime = new Date().valueOf();
-    console.log(
-      `fcstLenArray:${qr_distinct_fcstLen.rows.length} in ${endTime - startTime} ms.`
-    );
 
     return fcstLenArray;
   };
@@ -163,47 +144,50 @@ class MatsMiddleCommon {
     obsSingleFve,
     modelSingleFve
   ) {
+    const thisCtc = ctc;
     for (let i = 0; i < stationNames.length; i += 1) {
       const station = stationNames[i];
       const varValO = obsSingleFve.stations[station];
       const varValM = modelSingleFve.stations[station];
 
       if (varValO && varValM) {
-        ctc.n0 += 1;
+        thisCtc.n0 += 1;
         let sub = `${fve};`;
         if (varValO < threshold && varValM < threshold) {
-          ctc.hit += 1;
+          thisCtc.hit += 1;
           sub += "1;";
         } else {
           sub += "0;";
         }
 
         if (varValO >= threshold && varValM < threshold) {
-          ctc.fa += 1;
+          thisCtc.fa += 1;
           sub += "1;";
         } else {
           sub += "0;";
         }
 
         if (varValO < threshold && varValM >= threshold) {
-          ctc.miss += 1;
+          thisCtc.miss += 1;
           sub += "1;";
         } else {
           sub += "0;";
         }
 
         if (varValO >= threshold && varValM >= threshold) {
-          ctc.cn += 1;
+          thisCtc.cn += 1;
           sub += "1";
         } else {
           sub += "0";
         }
-        ctc.sub_data.push(sub);
+        thisCtc.sub_data.push(sub);
       }
     }
+    return thisCtc;
   }
 
   computeSumsForStations(fve, sums, stationNames, obsSingleFve, modelSingleFve) {
+    const thisSums = sums;
     for (let i = 0; i < stationNames.length; i += 1) {
       const station = stationNames[i];
       const varValO = obsSingleFve.stations[station];
@@ -217,21 +201,23 @@ class MatsMiddleCommon {
         const obsSum = varValO;
         const absSum = Math.abs(varValO - varValM);
 
-        sums.n0 += 1;
-        sums.square_diff_sum += squareDiffSum;
-        sums.N_sum += nSum;
-        sums.obs_model_diff_sum += obsModelDiffSum;
-        sums.model_sum += modelSum;
-        sums.obs_sum += obsSum;
-        sums.abs_sum += absSum;
+        thisSums.n0 += 1;
+        thisSums.square_diff_sum += squareDiffSum;
+        thisSums.N_sum += nSum;
+        thisSums.obs_model_diff_sum += obsModelDiffSum;
+        thisSums.model_sum += modelSum;
+        thisSums.obs_sum += obsSum;
+        thisSums.abs_sum += absSum;
 
         const sub = `${fve};${squareDiffSum};${nSum};${obsModelDiffSum};${modelSum};${obsSum};${absSum};`;
-        sums.sub_data.push(sub);
+        thisSums.sub_data.push(sub);
       }
     }
+    return thisSums;
   }
 }
 
+// eslint-disable-next-line no-undef
 export default matsMiddleCommon = {
   MatsMiddleCommon,
 };
diff --git a/meteor_packages/mats-common/imports/startup/server/matsMiddle_dailyModelCycle.js b/meteor_packages/mats-common/imports/startup/server/matsMiddle_dailyModelCycle.js
index f10f013a2..07cb3672e 100644
--- a/meteor_packages/mats-common/imports/startup/server/matsMiddle_dailyModelCycle.js
+++ b/meteor_packages/mats-common/imports/startup/server/matsMiddle_dailyModelCycle.js
@@ -2,9 +2,9 @@
  * Copyright (c) 2021 Colorado State University and Regents of the University of Colorado. All rights reserved.
  */
 
-/* global cbPool, Assets */
+/* global Assets */
 
-import { matsTypes, matsMiddleCommon } from "meteor/randyp:mats-common";
+import { matsMiddleCommon } from "meteor/randyp:mats-common";
 import { _ } from "meteor/underscore";
 
 class MatsMiddleDailyModelCycle {
@@ -12,9 +12,9 @@ class MatsMiddleDailyModelCycle {
 
   logMemUsage = false;
 
-  fcstValidEpoch_Array = [];
+  fcstValidEpochArray = [];
 
-  indVar_Array = [];
+  indVarArray = [];
 
   cbPool = null;
 
@@ -53,6 +53,10 @@ class MatsMiddleDailyModelCycle {
     this.mmCommon = new matsMiddleCommon.MatsMiddleCommon(cbPool);
   }
 
+  /* eslint-disable global-require */
+  /* eslint-disable no-console */
+  /* eslint-disable class-methods-use-this */
+
   processStationQuery = (
     statType,
     varName,
@@ -69,7 +73,7 @@ class MatsMiddleDailyModelCycle {
     let rv = [];
     const dFuture = new Future();
     (async () => {
-      rv = await this.processStationQuery_int(
+      rv = await this.processStationQueryInt(
         statType,
         varName,
         stationNames,
@@ -86,7 +90,7 @@ class MatsMiddleDailyModelCycle {
     return rv;
   };
 
-  processStationQuery_int = async (
+  processStationQueryInt = async (
     statType,
     varName,
     stationNames,
@@ -97,8 +101,6 @@ class MatsMiddleDailyModelCycle {
     utcCycleStart,
     filterInfo
   ) => {
-    const fs = require("fs");
-
     this.statType = statType;
     this.varName = varName;
     this.stationNames = stationNames;
@@ -109,21 +111,21 @@ class MatsMiddleDailyModelCycle {
     this.utcCycleStart = utcCycleStart;
     this.filterInfo = filterInfo;
 
-    this.conn = await cbPool.getConnection();
+    this.conn = await this.cbPool.getConnection();
 
-    this.fcstValidEpoch_Array = await this.mmCommon.get_fcstValidEpoch_Array(
+    this.fcstValidEpochArray = await this.mmCommon.getFcstValidEpochArray(
       fromSecs,
       toSecs
     );
 
     // create distinct indVar array
-    for (let iofve = 0; iofve < this.fcstValidEpoch_Array.length; iofve += 1) {
-      const indVar = this.fcstValidEpoch_Array[iofve];
-      if (!this.indVar_Array.includes(indVar)) {
-        this.indVar_Array.push(indVar);
+    for (let iofve = 0; iofve < this.fcstValidEpochArray.length; iofve += 1) {
+      const indVar = this.fcstValidEpochArray[iofve];
+      if (!this.indVarArray.includes(indVar)) {
+        this.indVarArray.push(indVar);
       }
     }
-    this.indVar_Array.sort((a, b) => Number(a) - Number(b));
+    this.indVarArray.sort((a, b) => Number(a) - Number(b));
 
     await this.createObsData();
     await this.createModelData();
@@ -147,8 +149,6 @@ class MatsMiddleDailyModelCycle {
   };
 
   createObsData = async () => {
-    const fs = require("fs");
-
     const tmplGetNStationsMfveObs = Assets.getText(
       "imports/startup/server/matsMiddle/sqlTemplates/tmpl_get_N_stations_mfve_IN_obs.sql"
     );
@@ -177,8 +177,8 @@ class MatsMiddleDailyModelCycle {
     );
 
     const promises = [];
-    for (let iofve = 0; iofve < this.fcstValidEpoch_Array.length; iofve += 100) {
-      const fveArraySlice = this.fcstValidEpoch_Array.slice(iofve, iofve + 100);
+    for (let iofve = 0; iofve < this.fcstValidEpochArray.length; iofve += 100) {
+      const fveArraySlice = this.fcstValidEpochArray.slice(iofve, iofve + 100);
       const sql = tmplWithStationNamesObs.replace(
         /{{fcstValidEpoch}}/g,
         JSON.stringify(fveArraySlice)
@@ -216,8 +216,6 @@ class MatsMiddleDailyModelCycle {
   };
 
   createModelData = async () => {
-    const fs = require("fs");
-
     let tmplGetNStationsMfveModel = Assets.getText(
       "imports/startup/server/matsMiddle/sqlTemplates/tmpl_get_N_stations_mfve_IN_model.sql"
     );
@@ -259,8 +257,8 @@ class MatsMiddleDailyModelCycle {
     );
 
     const promises = [];
-    for (let imfve = 0; imfve < this.fcstValidEpoch_Array.length; imfve += 100) {
-      const fveArraySlice = this.fcstValidEpoch_Array.slice(imfve, imfve + 100);
+    for (let imfve = 0; imfve < this.fcstValidEpochArray.length; imfve += 100) {
+      const fveArraySlice = this.fcstValidEpochArray.slice(imfve, imfve + 100);
       const sql = tmplWithStationNamesModels.replace(
         /{{fcstValidEpoch}}/g,
         JSON.stringify(fveArraySlice)
@@ -313,7 +311,7 @@ class MatsMiddleDailyModelCycle {
     });
 
     for (let idx = 0; idx < indVarsWithData.length; idx += 1) {
-      const ctcStats = {};
+      let ctcStats = {};
 
       const indVar = indVarsWithData[idx];
       ctcStats.avtime = Number(indVar);
@@ -338,7 +336,7 @@ class MatsMiddleDailyModelCycle {
         const modelSingleFve = indVarSingle[fve];
 
         if (obsSingleFve && modelSingleFve) {
-          this.mmCommon.computeCtcForStations(
+          ctcStats = this.mmCommon.computeCtcForStations(
             fve,
             threshold,
             ctcStats,
@@ -368,7 +366,7 @@ class MatsMiddleDailyModelCycle {
     });
 
     for (let idx = 0; idx < indVarsWithData.length; idx += 1) {
-      const sumsStats = {};
+      let sumsStats = {};
 
       const indVar = indVarsWithData[idx];
       sumsStats.avtime = Number(indVar);
@@ -395,7 +393,7 @@ class MatsMiddleDailyModelCycle {
         const modelSingleFve = indVarSingle[fve];
 
         if (obsSingleFve && modelSingleFve) {
-          this.mmCommon.computeSumsForStations(
+          sumsStats = this.mmCommon.computeSumsForStations(
             fve,
             sumsStats,
             this.stationNames,
@@ -415,6 +413,7 @@ class MatsMiddleDailyModelCycle {
   };
 }
 
+// eslint-disable-next-line no-undef
 export default matsMiddleDailyModelCycle = {
   MatsMiddleDailyModelCycle,
 };
diff --git a/meteor_packages/mats-common/imports/startup/server/matsMiddle_dieoff.js b/meteor_packages/mats-common/imports/startup/server/matsMiddle_dieoff.js
index dc69b53a6..1d99ba509 100644
--- a/meteor_packages/mats-common/imports/startup/server/matsMiddle_dieoff.js
+++ b/meteor_packages/mats-common/imports/startup/server/matsMiddle_dieoff.js
@@ -2,19 +2,18 @@
  * Copyright (c) 2021 Colorado State University and Regents of the University of Colorado. All rights reserved.
  */
 
-/* global cbPool, Assets */
+/* global Assets */
 
 import { matsTypes, matsMiddleCommon } from "meteor/randyp:mats-common";
-import { _ } from "meteor/underscore";
 
 class MatsMiddleDieoff {
   logToFile = false;
 
   logMemUsage = false;
 
-  fcstValidEpoch_Array = [];
+  fcstValidEpochArray = [];
 
-  indVar_Array = [];
+  indVarArray = [];
 
   cbPool = null;
 
@@ -59,6 +58,10 @@ class MatsMiddleDieoff {
     this.mmCommon = new matsMiddleCommon.MatsMiddleCommon(cbPool);
   }
 
+  /* eslint-disable global-require */
+  /* eslint-disable no-console */
+  /* eslint-disable class-methods-use-this */
+
   processStationQuery = (
     statType,
     varName,
@@ -78,7 +81,7 @@ class MatsMiddleDieoff {
     let rv = [];
     const dFuture = new Future();
     (async () => {
-      rv = await this.processStationQuery_int(
+      rv = await this.processStationQueryInt(
         statType,
         varName,
         stationNames,
@@ -98,7 +101,7 @@ class MatsMiddleDieoff {
     return rv;
   };
 
-  processStationQuery_int = async (
+  processStationQueryInt = async (
     statType,
     varName,
     stationNames,
@@ -112,8 +115,6 @@ class MatsMiddleDieoff {
     singleCycle,
     filterInfo
   ) => {
-    const fs = require("fs");
-
     this.statType = statType;
     this.varName = varName;
     this.stationNames = stationNames;
@@ -147,21 +148,21 @@ class MatsMiddleDieoff {
 
     this.filterInfo = filterInfo;
 
-    this.conn = await cbPool.getConnection();
+    this.conn = await this.cbPool.getConnection();
 
-    this.fcstValidEpoch_Array = await this.mmCommon.get_fcstValidEpoch_Array(
+    this.fcstValidEpochArray = await this.mmCommon.getFcstValidEpochArray(
       fromSecs,
       toSecs
     );
 
     // create distinct indVar array
-    this.indVar_Array = await this.mmCommon.get_fcstLen_Array(
+    this.indVarArray = await this.mmCommon.get_fcstLen_Array(
       this.model,
-      this.fcstValidEpoch_Array[0],
-      this.fcstValidEpoch_Array[this.fcstValidEpoch_Array.length - 1]
+      this.fcstValidEpochArray[0],
+      this.fcstValidEpochArray[this.fcstValidEpochArray.length - 1]
     );
-    this.indVar_Array = this.indVar_Array.filter((fl) => Number(fl) % 3 === 0);
-    this.indVar_Array.sort((a, b) => Number(a) - Number(b));
+    this.indVarArray = this.indVarArray.filter((fl) => Number(fl) % 3 === 0);
+    this.indVarArray.sort((a, b) => Number(a) - Number(b));
 
     await this.createObsData();
     await this.createModelData();
@@ -185,8 +186,6 @@ class MatsMiddleDieoff {
   };
 
   createObsData = async () => {
-    const fs = require("fs");
-
     const tmplGetNStationsMfveObs = Assets.getText(
       "imports/startup/server/matsMiddle/sqlTemplates/tmpl_get_N_stations_mfve_IN_obs.sql"
     );
@@ -215,8 +214,8 @@ class MatsMiddleDieoff {
     );
 
     const promises = [];
-    for (let iofve = 0; iofve < this.fcstValidEpoch_Array.length; iofve += 100) {
-      const fveArraySlice = this.fcstValidEpoch_Array.slice(iofve, iofve + 100);
+    for (let iofve = 0; iofve < this.fcstValidEpochArray.length; iofve += 100) {
+      const fveArraySlice = this.fcstValidEpochArray.slice(iofve, iofve + 100);
       const sql = tmplWithStationNamesObs.replace(
         /{{fcstValidEpoch}}/g,
         JSON.stringify(fveArraySlice)
@@ -229,7 +228,7 @@ class MatsMiddleDieoff {
       prSlice.then((qr) => {
         for (let jmfve = 0; jmfve < qr.rows.length; jmfve += 1) {
           const fveDataSingleEpoch = qr.rows[jmfve];
-          const indVarKey = "0";  // obs don't have a lead time
+          const indVarKey = "0"; // obs don't have a lead time
           if (!this.fveObs[indVarKey]) {
             this.fveObs[indVarKey] = {};
           }
@@ -254,8 +253,6 @@ class MatsMiddleDieoff {
   };
 
   createModelData = async () => {
-    const fs = require("fs");
-
     let tmplGetNStationsMfveModel = Assets.getText(
       "imports/startup/server/matsMiddle/sqlTemplates/tmpl_get_N_stations_mfve_IN_model.sql"
     );
@@ -293,16 +290,16 @@ class MatsMiddleDieoff {
     );
 
     const flaIncr = 3;
-    for (let flai = 0; flai < this.indVar_Array.length; flai += flaIncr) {
+    for (let flai = 0; flai < this.indVarArray.length; flai += flaIncr) {
       this.fveModels = {};
-      const flaSlice = this.indVar_Array.slice(flai, flai + flaIncr);
+      const flaSlice = this.indVarArray.slice(flai, flai + flaIncr);
       const tmplWithStationNamesModelsFcstArray = tmplWithStationNamesModels.replace(
         /{{vxFCST_LEN_ARRAY}}/g,
         JSON.stringify(flaSlice)
       );
       const promises = [];
-      for (let imfve = 0; imfve < this.fcstValidEpoch_Array.length; imfve += 100) {
-        const fveArraySlice = this.fcstValidEpoch_Array.slice(imfve, imfve + 100);
+      for (let imfve = 0; imfve < this.fcstValidEpochArray.length; imfve += 100) {
+        const fveArraySlice = this.fcstValidEpochArray.slice(imfve, imfve + 100);
         const sql = tmplWithStationNamesModelsFcstArray.replace(
           /{{fcstValidEpoch}}/g,
           JSON.stringify(fveArraySlice)
@@ -353,7 +350,7 @@ class MatsMiddleDieoff {
     });
 
     for (let idx = 0; idx < indVarsWithData.length; idx += 1) {
-      const ctcStats = {};
+      let ctcStats = {};
 
       const indVar = indVarsWithData[idx];
       ctcStats.fcst_lead = Number(indVar);
@@ -395,7 +392,7 @@ class MatsMiddleDieoff {
           (!this.singleCycle ||
             (this.singleCycle && fve - indVar * 3600 === this.singleCycle))
         ) {
-          this.mmCommon.computeCtcForStations(
+          ctcStats = this.mmCommon.computeCtcForStations(
             fve,
             threshold,
             ctcStats,
@@ -422,7 +419,7 @@ class MatsMiddleDieoff {
     });
 
     for (let idx = 0; idx < indVarsWithData.length; idx += 1) {
-      const sumsStats = {};
+      let sumsStats = {};
 
       const indVar = indVarsWithData[idx];
       sumsStats.fcst_lead = Number(indVar);
@@ -466,7 +463,7 @@ class MatsMiddleDieoff {
           (!this.singleCycle ||
             (this.singleCycle && fve - indVar * 3600 === this.singleCycle))
         ) {
-          this.mmCommon.computeSumsForStations(
+          sumsStats = this.mmCommon.computeSumsForStations(
             fve,
             sumsStats,
             this.stationNames,
@@ -486,6 +483,7 @@ class MatsMiddleDieoff {
   };
 }
 
+// eslint-disable-next-line no-undef
 export default matsMiddleDieoff = {
   MatsMiddleDieoff,
 };
diff --git a/meteor_packages/mats-common/imports/startup/server/matsMiddle_map.js b/meteor_packages/mats-common/imports/startup/server/matsMiddle_map.js
index e8bf3994b..5325c362f 100644
--- a/meteor_packages/mats-common/imports/startup/server/matsMiddle_map.js
+++ b/meteor_packages/mats-common/imports/startup/server/matsMiddle_map.js
@@ -2,19 +2,18 @@
  * Copyright (c) 2021 Colorado State University and Regents of the University of Colorado. All rights reserved.
  */
 
-/* global cbPool, Assets */
+/* global Assets */
 
 import { matsTypes, matsMiddleCommon } from "meteor/randyp:mats-common";
-import { _ } from "meteor/underscore";
 
 class MatsMiddleMap {
   logToFile = false;
 
   logMemUsage = false;
 
-  fcstValidEpoch_Array = [];
+  fcstValidEpochArray = [];
 
-  indVar_Array = [];
+  indVarArray = [];
 
   cbPool = null;
 
@@ -55,6 +54,10 @@ class MatsMiddleMap {
     this.mmCommon = new matsMiddleCommon.MatsMiddleCommon(cbPool);
   }
 
+  /* eslint-disable global-require */
+  /* eslint-disable no-console */
+  /* eslint-disable class-methods-use-this */
+
   processStationQuery = (
     statType,
     varName,
@@ -72,7 +75,7 @@ class MatsMiddleMap {
     let rv = [];
     const dFuture = new Future();
     (async () => {
-      rv = await this.processStationQuery_int(
+      rv = await this.processStationQueryInt(
         statType,
         varName,
         stationNames,
@@ -90,7 +93,7 @@ class MatsMiddleMap {
     return rv;
   };
 
-  processStationQuery_int = async (
+  processStationQueryInt = async (
     statType,
     varName,
     stationNames,
@@ -102,8 +105,6 @@ class MatsMiddleMap {
     validTimes,
     filterInfo
   ) => {
-    const fs = require("fs");
-
     this.statType = statType;
     this.varName = varName;
     this.stationNames = stationNames;
@@ -119,9 +120,9 @@ class MatsMiddleMap {
     }
     this.filterInfo = filterInfo;
 
-    this.conn = await cbPool.getConnection();
+    this.conn = await this.cbPool.getConnection();
 
-    this.fcstValidEpoch_Array = await this.mmCommon.get_fcstValidEpoch_Array(
+    this.fcstValidEpochArray = await this.mmCommon.getFcstValidEpochArray(
       fromSecs,
       toSecs
     );
@@ -131,7 +132,7 @@ class MatsMiddleMap {
       const stationNamesSlice = this.stationNames.slice(iofve, iofve + 100);
 
       await this.createObsData(stationNamesSlice);
-      await this.createModelData(stationNamesSlice);  
+      await this.createModelData(stationNamesSlice);
     }
 
     this.fveObs = {};
@@ -156,8 +157,6 @@ class MatsMiddleMap {
   };
 
   createObsData = async (stationNamesSlice) => {
-    const fs = require("fs");
-
     this.fveObs = {};
 
     const tmplGetNStationsMfveObs = Assets.getText(
@@ -188,8 +187,8 @@ class MatsMiddleMap {
     );
 
     const promises = [];
-    for (let iofve = 0; iofve < this.fcstValidEpoch_Array.length; iofve += 100) {
-      const fveArraySlice = this.fcstValidEpoch_Array.slice(iofve, iofve + 100);
+    for (let iofve = 0; iofve < this.fcstValidEpochArray.length; iofve += 100) {
+      const fveArraySlice = this.fcstValidEpochArray.slice(iofve, iofve + 100);
       const sql = tmplWithStationNamesObs.replace(
         /{{fcstValidEpoch}}/g,
         JSON.stringify(fveArraySlice)
@@ -222,8 +221,6 @@ class MatsMiddleMap {
   };
 
   createModelData = async (stationNamesSlice) => {
-    const fs = require("fs");
-
     this.fveModels = {};
 
     let tmplGetNStationsMfveModel = Assets.getText(
@@ -271,8 +268,8 @@ class MatsMiddleMap {
     );
 
     const promises = [];
-    for (let imfve = 0; imfve < this.fcstValidEpoch_Array.length; imfve += 100) {
-      const fveArraySlice = this.fcstValidEpoch_Array.slice(imfve, imfve + 100);
+    for (let imfve = 0; imfve < this.fcstValidEpochArray.length; imfve += 100) {
+      const fveArraySlice = this.fcstValidEpochArray.slice(imfve, imfve + 100);
       const sql = tmplWithStationNamesModels.replace(
         /{{fcstValidEpoch}}/g,
         JSON.stringify(fveArraySlice)
@@ -311,7 +308,7 @@ class MatsMiddleMap {
   };
 
   generateCtc = (stationNamesSlice) => {
-    const { threshold } = this;
+    const threshold = Number(this.threshold);
 
     for (let idx = 0; idx < stationNamesSlice.length; idx += 1) {
       const indVar = stationNamesSlice[idx];
@@ -328,12 +325,12 @@ class MatsMiddleMap {
         ctcStats.n0 = 0;
         ctcStats.nTimes = 0;
         ctcStats.sub_data = [];
-        [ctcStats.min_secs] = this.fcstValidEpoch_Array;
+        [ctcStats.min_secs] = this.fcstValidEpochArray;
         ctcStats.max_secs =
-          this.fcstValidEpoch_Array[this.fcstValidEpoch_Array.length - 1];
+          this.fcstValidEpochArray[this.fcstValidEpochArray.length - 1];
 
-        for (let imfve = 0; imfve < this.fcstValidEpoch_Array.length; imfve += 1) {
-          const fve = this.fcstValidEpoch_Array[imfve];
+        for (let imfve = 0; imfve < this.fcstValidEpochArray.length; imfve += 1) {
+          const fve = this.fcstValidEpochArray[imfve];
 
           const varValO = stnObs[fve];
           const varValM = stnModel[fve];
@@ -350,39 +347,25 @@ class MatsMiddleMap {
             ctcStats.n0 += 1;
             ctcStats.nTimes += 1;
 
-            let sub = `${fve};`;
             if (varValO < threshold && varValM < threshold) {
               ctcStats.hit += 1;
-              sub += "1;";
-            } else {
-              sub += "0;";
             }
 
             if (varValO >= threshold && varValM < threshold) {
               ctcStats.fa += 1;
-              sub += "1;";
-            } else {
-              sub += "0;";
             }
 
             if (varValO < threshold && varValM >= threshold) {
               ctcStats.miss += 1;
-              sub += "1;";
-            } else {
-              sub += "0;";
             }
 
             if (varValO >= threshold && varValM >= threshold) {
               ctcStats.cn += 1;
-              sub += "1";
-            } else {
-              sub += "0";
             }
-            // stats_fve.sub_data.push(sub);
           }
         }
         if (ctcStats.n0 > 0) {
-          const sub = `${this.fcstValidEpoch_Array[0]};${ctcStats.hit};${ctcStats.fa};${ctcStats.miss};${ctcStats.cn}`;
+          const sub = `${this.fcstValidEpochArray[0]};${ctcStats.hit};${ctcStats.fa};${ctcStats.miss};${ctcStats.cn}`;
           ctcStats.sub_data.push(sub);
           this.stats.push(ctcStats);
         }
@@ -408,12 +391,12 @@ class MatsMiddleMap {
         sumsStats.n0 = 0;
         sumsStats.nTimes = 0;
         sumsStats.sub_data = [];
-        [sumsStats.min_secs] = this.fcstValidEpoch_Array;
+        [sumsStats.min_secs] = this.fcstValidEpochArray;
         sumsStats.max_secs =
-          this.fcstValidEpoch_Array[this.fcstValidEpoch_Array.length - 1];
+          this.fcstValidEpochArray[this.fcstValidEpochArray.length - 1];
 
-        for (let imfve = 0; imfve < this.fcstValidEpoch_Array.length; imfve += 1) {
-          const fve = this.fcstValidEpoch_Array[imfve];
+        for (let imfve = 0; imfve < this.fcstValidEpochArray.length; imfve += 1) {
+          const fve = this.fcstValidEpochArray[imfve];
           const varValO = stnObs[fve];
           const varValM = stnModel[fve];
 
@@ -440,7 +423,7 @@ class MatsMiddleMap {
           }
         }
         if (sumsStats.n0 > 0) {
-          const sub = `${this.fcstValidEpoch_Array[0]};${sumsStats.square_diff_sum};${sumsStats.N_sum};${sumsStats.obs_model_diff_sum};${sumsStats.model_sum};${sumsStats.obs_sum};${sumsStats.abs_sum}`;
+          const sub = `${this.fcstValidEpochArray[0]};${sumsStats.square_diff_sum};${sumsStats.N_sum};${sumsStats.obs_model_diff_sum};${sumsStats.model_sum};${sumsStats.obs_sum};${sumsStats.abs_sum}`;
           sumsStats.sub_data.push(sub);
           this.stats.push(sumsStats);
         }
@@ -449,6 +432,7 @@ class MatsMiddleMap {
   };
 }
 
+// eslint-disable-next-line no-undef
 export default matsMiddleMap = {
   MatsMiddleMap,
 };
diff --git a/meteor_packages/mats-common/imports/startup/server/matsMiddle_timeSeries.js b/meteor_packages/mats-common/imports/startup/server/matsMiddle_timeSeries.js
index 8ca853b38..ab68f61e4 100644
--- a/meteor_packages/mats-common/imports/startup/server/matsMiddle_timeSeries.js
+++ b/meteor_packages/mats-common/imports/startup/server/matsMiddle_timeSeries.js
@@ -2,7 +2,7 @@
  * Copyright (c) 2021 Colorado State University and Regents of the University of Colorado. All rights reserved.
  */
 
-/* global cbPool, Assets */
+/* global Assets */
 
 import { matsTypes, matsMiddleCommon } from "meteor/randyp:mats-common";
 import { _ } from "meteor/underscore";
@@ -12,9 +12,9 @@ class MatsMiddleTimeSeries {
 
   logMemUsage = false;
 
-  fcstValidEpoch_Array = [];
+  fcstValidEpochArray = [];
 
-  indVar_Array = [];
+  indVarArray = [];
 
   cbPool = null;
 
@@ -57,6 +57,10 @@ class MatsMiddleTimeSeries {
     this.mmCommon = new matsMiddleCommon.MatsMiddleCommon(cbPool);
   }
 
+  /* eslint-disable global-require */
+  /* eslint-disable no-console */
+  /* eslint-disable class-methods-use-this */
+
   processStationQuery = (
     statType,
     varName,
@@ -75,7 +79,7 @@ class MatsMiddleTimeSeries {
     let rv = [];
     const dFuture = new Future();
     (async () => {
-      rv = await this.processStationQuery_int(
+      rv = await this.processStationQueryInt(
         statType,
         varName,
         stationNames,
@@ -94,7 +98,7 @@ class MatsMiddleTimeSeries {
     return rv;
   };
 
-  processStationQuery_int = async (
+  processStationQueryInt = async (
     statType,
     varName,
     stationNames,
@@ -107,8 +111,6 @@ class MatsMiddleTimeSeries {
     validTimes,
     filterInfo
   ) => {
-    const fs = require("fs");
-
     this.statType = statType;
     this.varName = varName;
     this.stationNames = stationNames;
@@ -125,16 +127,16 @@ class MatsMiddleTimeSeries {
     }
     this.filterInfo = filterInfo;
 
-    this.conn = await cbPool.getConnection();
+    this.conn = await this.cbPool.getConnection();
 
-    this.fcstValidEpoch_Array = await this.mmCommon.get_fcstValidEpoch_Array(
+    this.fcstValidEpochArray = await this.mmCommon.getFcstValidEpochArray(
       fromSecs,
       toSecs
     );
 
     // create distinct indVar array
-    for (let iofve = 0; iofve < this.fcstValidEpoch_Array.length; iofve += 1) {
-      const ofve = this.fcstValidEpoch_Array[iofve];
+    for (let iofve = 0; iofve < this.fcstValidEpochArray.length; iofve += 1) {
+      const ofve = this.fcstValidEpochArray[iofve];
       let indVar;
       if (this.average === "m0.fcstValidEpoch") {
         indVar = ofve;
@@ -142,11 +144,11 @@ class MatsMiddleTimeSeries {
         const avgConst = Number(this.average.substring(5, this.average.indexOf("*")));
         indVar = Math.ceil(avgConst * Math.floor((ofve + avgConst / 2) / avgConst));
       }
-      if (!this.indVar_Array.includes(indVar)) {
-        this.indVar_Array.push(indVar);
+      if (!this.indVarArray.includes(indVar)) {
+        this.indVarArray.push(indVar);
       }
     }
-    this.indVar_Array.sort((a, b) => Number(a) - Number(b));
+    this.indVarArray.sort((a, b) => Number(a) - Number(b));
 
     await this.createObsData();
     await this.createModelData();
@@ -170,8 +172,6 @@ class MatsMiddleTimeSeries {
   };
 
   createObsData = async () => {
-    const fs = require("fs");
-
     const tmplGetNStationsMfveObs = Assets.getText(
       "imports/startup/server/matsMiddle/sqlTemplates/tmpl_get_N_stations_mfve_IN_obs.sql"
     );
@@ -200,8 +200,8 @@ class MatsMiddleTimeSeries {
     );
 
     const promises = [];
-    for (let iofve = 0; iofve < this.fcstValidEpoch_Array.length; iofve += 100) {
-      const fveArraySlice = this.fcstValidEpoch_Array.slice(iofve, iofve + 100);
+    for (let iofve = 0; iofve < this.fcstValidEpochArray.length; iofve += 100) {
+      const fveArraySlice = this.fcstValidEpochArray.slice(iofve, iofve + 100);
       const sql = tmplWithStationNamesObs.replace(
         /{{fcstValidEpoch}}/g,
         JSON.stringify(fveArraySlice)
@@ -239,8 +239,6 @@ class MatsMiddleTimeSeries {
   };
 
   createModelData = async () => {
-    const fs = require("fs");
-
     let tmplGetNStationsMfveModel = Assets.getText(
       "imports/startup/server/matsMiddle/sqlTemplates/tmpl_get_N_stations_mfve_IN_model.sql"
     );
@@ -286,8 +284,8 @@ class MatsMiddleTimeSeries {
     );
 
     const promises = [];
-    for (let imfve = 0; imfve < this.fcstValidEpoch_Array.length; imfve += 100) {
-      const fveArraySlice = this.fcstValidEpoch_Array.slice(imfve, imfve + 100);
+    for (let imfve = 0; imfve < this.fcstValidEpochArray.length; imfve += 100) {
+      const fveArraySlice = this.fcstValidEpochArray.slice(imfve, imfve + 100);
       const sql = tmplWithStationNamesModels.replace(
         /{{fcstValidEpoch}}/g,
         JSON.stringify(fveArraySlice)
@@ -340,7 +338,7 @@ class MatsMiddleTimeSeries {
     });
 
     for (let idx = 0; idx < indVarsWithData.length; idx += 1) {
-      const ctcStats = {};
+      let ctcStats = {};
 
       const indVar = indVarsWithData[idx];
       ctcStats.avtime = Number(indVar);
@@ -373,7 +371,7 @@ class MatsMiddleTimeSeries {
               this.validTimes.length > 0 &&
               this.validTimes.includes((fve % (24 * 3600)) / 3600)))
         ) {
-          this.mmCommon.computeCtcForStations(
+          ctcStats = this.mmCommon.computeCtcForStations(
             fve,
             threshold,
             ctcStats,
@@ -403,7 +401,7 @@ class MatsMiddleTimeSeries {
     });
 
     for (let idx = 0; idx < indVarsWithData.length; idx += 1) {
-      const sumsStats = {};
+      let sumsStats = {};
 
       const indVar = indVarsWithData[idx];
       sumsStats.avtime = Number(indVar);
@@ -438,7 +436,7 @@ class MatsMiddleTimeSeries {
               this.validTimes.length > 0 &&
               this.validTimes.includes((fve % (24 * 3600)) / 3600)))
         ) {
-          this.mmCommon.computeSumsForStations(
+          sumsStats = this.mmCommon.computeSumsForStations(
             fve,
             sumsStats,
             this.stationNames,
@@ -458,6 +456,7 @@ class MatsMiddleTimeSeries {
   };
 }
 
+// eslint-disable-next-line no-undef
 export default matsMiddleTimeSeries = {
   MatsMiddleTimeSeries,
 };
diff --git a/meteor_packages/mats-common/imports/startup/server/matsMiddle_validTime.js b/meteor_packages/mats-common/imports/startup/server/matsMiddle_validTime.js
index d5ea2d16e..af94dd612 100644
--- a/meteor_packages/mats-common/imports/startup/server/matsMiddle_validTime.js
+++ b/meteor_packages/mats-common/imports/startup/server/matsMiddle_validTime.js
@@ -2,9 +2,9 @@
  * Copyright (c) 2021 Colorado State University and Regents of the University of Colorado. All rights reserved.
  */
 
-/* global cbPool, Assets */
+/* global Assets */
 
-import { matsTypes, matsMiddleCommon } from "meteor/randyp:mats-common";
+import { matsMiddleCommon } from "meteor/randyp:mats-common";
 import { _ } from "meteor/underscore";
 
 class MatsMiddleValidTime {
@@ -12,9 +12,9 @@ class MatsMiddleValidTime {
 
   logMemUsage = false;
 
-  fcstValidEpoch_Array = [];
+  fcstValidEpochArray = [];
 
-  indVar_Array = [];
+  indVarArray = [];
 
   cbPool = null;
 
@@ -53,6 +53,10 @@ class MatsMiddleValidTime {
     this.mmCommon = new matsMiddleCommon.MatsMiddleCommon(cbPool);
   }
 
+  /* eslint-disable global-require */
+  /* eslint-disable no-console */
+  /* eslint-disable class-methods-use-this */
+
   processStationQuery = (
     statType,
     varName,
@@ -69,7 +73,7 @@ class MatsMiddleValidTime {
     let rv = [];
     const dFuture = new Future();
     (async () => {
-      rv = await this.processStationQuery_int(
+      rv = await this.processStationQueryInt(
         statType,
         varName,
         stationNames,
@@ -86,7 +90,7 @@ class MatsMiddleValidTime {
     return rv;
   };
 
-  processStationQuery_int = async (
+  processStationQueryInt = async (
     statType,
     varName,
     stationNames,
@@ -97,8 +101,6 @@ class MatsMiddleValidTime {
     toSecs,
     filterInfo
   ) => {
-    const fs = require("fs");
-
     this.statType = statType;
     this.varName = varName;
     this.stationNames = stationNames;
@@ -109,22 +111,22 @@ class MatsMiddleValidTime {
     this.toSecs = toSecs;
     this.filterInfo = filterInfo;
 
-    this.conn = await cbPool.getConnection();
+    this.conn = await this.cbPool.getConnection();
 
-    this.fcstValidEpoch_Array = await this.mmCommon.get_fcstValidEpoch_Array(
+    this.fcstValidEpochArray = await this.mmCommon.getFcstValidEpochArray(
       fromSecs,
       toSecs
     );
 
     // create distinct indVar array
-    for (let iofve = 0; iofve < this.fcstValidEpoch_Array.length; iofve += 1) {
-      const ofve = this.fcstValidEpoch_Array[iofve];
+    for (let iofve = 0; iofve < this.fcstValidEpochArray.length; iofve += 1) {
+      const ofve = this.fcstValidEpochArray[iofve];
       const indVar = (ofve % (24 * 3600)) / 3600;
-      if (!this.indVar_Array.includes(indVar)) {
-        this.indVar_Array.push(indVar);
+      if (!this.indVarArray.includes(indVar)) {
+        this.indVarArray.push(indVar);
       }
     }
-    this.indVar_Array.sort((a, b) => Number(a) - Number(b));
+    this.indVarArray.sort((a, b) => Number(a) - Number(b));
 
     await this.createObsData();
     await this.createModelData();
@@ -148,8 +150,6 @@ class MatsMiddleValidTime {
   };
 
   createObsData = async () => {
-    const fs = require("fs");
-
     const tmplGetNStationsMfveObs = Assets.getText(
       "imports/startup/server/matsMiddle/sqlTemplates/tmpl_get_N_stations_mfve_IN_obs.sql"
     );
@@ -178,8 +178,8 @@ class MatsMiddleValidTime {
     );
 
     const promises = [];
-    for (let iofve = 0; iofve < this.fcstValidEpoch_Array.length; iofve += 100) {
-      const fveArraySlice = this.fcstValidEpoch_Array.slice(iofve, iofve + 100);
+    for (let iofve = 0; iofve < this.fcstValidEpochArray.length; iofve += 100) {
+      const fveArraySlice = this.fcstValidEpochArray.slice(iofve, iofve + 100);
       const sql = tmplWithStationNamesObs.replace(
         /{{fcstValidEpoch}}/g,
         JSON.stringify(fveArraySlice)
@@ -201,15 +201,15 @@ class MatsMiddleValidTime {
           for (let i = 0; i < this.stationNames.length; i += 1) {
             if (fveDataSingleEpoch[this.stationNames[i]]) {
               const varValStation =
-              fveDataSingleEpoch[this.stationNames[i]] === "NULL"
-                ? null
-                : fveDataSingleEpoch[this.stationNames[i]];
+                fveDataSingleEpoch[this.stationNames[i]] === "NULL"
+                  ? null
+                  : fveDataSingleEpoch[this.stationNames[i]];
               stationsSingleEpoch[this.stationNames[i]] = varValStation;
             }
           }
           dataSingleEpoch.stations = stationsSingleEpoch;
           this.fveObs[indVarKey][fveDataSingleEpoch.fve] = dataSingleEpoch;
-      }
+        }
       });
     }
 
@@ -217,8 +217,6 @@ class MatsMiddleValidTime {
   };
 
   createModelData = async () => {
-    const fs = require("fs");
-
     let tmplGetNStationsMfveModel = Assets.getText(
       "imports/startup/server/matsMiddle/sqlTemplates/tmpl_get_N_stations_mfve_IN_model.sql"
     );
@@ -264,8 +262,8 @@ class MatsMiddleValidTime {
     );
 
     const promises = [];
-    for (let imfve = 0; imfve < this.fcstValidEpoch_Array.length; imfve += 100) {
-      const fveArraySlice = this.fcstValidEpoch_Array.slice(imfve, imfve + 100);
+    for (let imfve = 0; imfve < this.fcstValidEpochArray.length; imfve += 100) {
+      const fveArraySlice = this.fcstValidEpochArray.slice(imfve, imfve + 100);
       const sql = tmplWithStationNamesModels.replace(
         /{{fcstValidEpoch}}/g,
         JSON.stringify(fveArraySlice)
@@ -288,9 +286,9 @@ class MatsMiddleValidTime {
           for (let i = 0; i < this.stationNames.length; i += 1) {
             if (fveDataSingleEpoch[this.stationNames[i]]) {
               const varValStation =
-              fveDataSingleEpoch[this.stationNames[i]] === "NULL"
-                ? null
-                : fveDataSingleEpoch[this.stationNames[i]];
+                fveDataSingleEpoch[this.stationNames[i]] === "NULL"
+                  ? null
+                  : fveDataSingleEpoch[this.stationNames[i]];
               stationsSingleEpoch[this.stationNames[i]] = varValStation;
             }
           }
@@ -318,7 +316,7 @@ class MatsMiddleValidTime {
     });
 
     for (let idx = 0; idx < indVarsWithData.length; idx += 1) {
-      const ctcStats = {};
+      let ctcStats = {};
 
       const indVar = indVarsWithData[idx];
       ctcStats.hr_of_day = Number(indVar);
@@ -343,7 +341,7 @@ class MatsMiddleValidTime {
         const modelSingleFve = indVarSingle[fve];
 
         if (obsSingleFve && modelSingleFve) {
-          this.mmCommon.computeCtcForStations(
+          ctcStats = this.mmCommon.computeCtcForStations(
             fve,
             threshold,
             ctcStats,
@@ -373,7 +371,7 @@ class MatsMiddleValidTime {
     });
 
     for (let idx = 0; idx < indVarsWithData.length; idx += 1) {
-      const sumsStats = {};
+      let sumsStats = {};
 
       const indVar = indVarsWithData[idx];
       sumsStats.hr_of_day = Number(indVar);
@@ -400,7 +398,7 @@ class MatsMiddleValidTime {
         const modelSingleFve = indVarSingle[fve];
 
         if (obsSingleFve && modelSingleFve) {
-          this.mmCommon.computeSumsForStations(
+          sumsStats = this.mmCommon.computeSumsForStations(
             fve,
             sumsStats,
             this.stationNames,
@@ -420,6 +418,7 @@ class MatsMiddleValidTime {
   };
 }
 
+// eslint-disable-next-line no-undef
 export default matsMiddleValidTime = {
   MatsMiddleValidTime,
 };