diff --git a/assets/js/api.js b/assets/js/api.js
index 25994da3e..244fdd01d 100644
--- a/assets/js/api.js
+++ b/assets/js/api.js
@@ -400,6 +400,12 @@ export const newWave = (projectId, panelSurveyId) => {
   return apiPostJSON(`projects/${projectId}/panel_surveys/${panelSurveyId}/new_wave`, surveySchema)
 }
 
+export const fetchActiveSurveys = (provider, baseUrl) => {
+  return apiFetchJSON(
+    `surveys/active_channels/${provider}?base_url=${encodeURIComponent(baseUrl)}`,
+  )
+}
+
 export const fetchTimezones = () => {
   return apiFetchJSONWithCallback(`timezones`, null, {}, (json, schema) => {
     return () => {
diff --git a/assets/js/components/channels/ChannelIndex.jsx b/assets/js/components/channels/ChannelIndex.jsx
index 08a3aeb90..6a835c93b 100644
--- a/assets/js/components/channels/ChannelIndex.jsx
+++ b/assets/js/components/channels/ChannelIndex.jsx
@@ -15,15 +15,35 @@ import {
   UntitledIfEmpty,
   SortableHeader,
   Modal,
-  ConfirmationModal,
   PagingFooter,
   channelFriendlyName,
 } from "../ui"
 import { Preloader } from "react-materialize"
 import { config } from "../../config"
 import { translate } from "react-i18next"
+import ProviderModal from "./ProviderModal"
+import * as api from "../../api"
+
+type State = {
+  modalLoading: boolean,
+  modalSurveys: Array<Object>,
+  modalProvider: ?string,
+  modalIndex: ?number,
+}
+
+class ChannelIndex extends Component<any, State> {
+  state : State
+
+  constructor(props) {
+    super(props)
+    this.state = {
+      modalLoading: false,
+      modalSurveys: [],
+      modalProvider: null,
+      modalIndex: null,
+    }
+  }
 
-class ChannelIndex extends Component<any> {
   componentDidMount() {
     this.props.actions.fetchChannels()
   }
@@ -37,6 +57,23 @@ class ChannelIndex extends Component<any> {
   toggleProvider(provider, index, checked) {
     if (checked) {
       $(`#${provider}Modal-${index}`).modal("open")
+      this.setState({
+        modalLoading: true,
+        modalSurveys: [],
+        modalProvider: provider,
+        modalIndex: index,
+      })
+      const { baseUrl } = config[provider][index]
+      api.fetchActiveSurveys(provider, baseUrl)
+      .then((response) => {
+        const surveys = response || []
+        this.setState({
+          modalLoading: false,
+          modalSurveys: surveys,
+          modalProvider: provider,
+          modalIndex: index,
+        })
+      })
     } else {
       this.props.authActions.toggleAuthorization(provider, index)
     }
@@ -88,6 +125,13 @@ class ChannelIndex extends Component<any> {
       router,
     } = this.props
 
+    const {
+      modalLoading,
+      modalSurveys,
+      modalProvider,
+      modalIndex,
+    } = this.state
+
     if (!channels) {
       return (
         <div>
@@ -124,19 +168,18 @@ class ChannelIndex extends Component<any> {
     }
 
     const providerModal = (provider, index, friendlyName, multiple) => {
-      let name = `${provider[0].toUpperCase()}${provider.slice(1)}`
-      if (multiple) name = `${name} (${friendlyName})`
-
+      const loading = provider === modalProvider && index === modalIndex ? modalLoading : false
+      const surveys = provider === modalProvider && index === modalIndex ? modalSurveys : []
       return (
-        <ConfirmationModal
+        <ProviderModal
           key={`${provider}-${index}`}
-          modalId={`${provider}Modal-${index}`}
-          modalText={t("Do you want to delete the channels provided by {{name}}?", { name })}
-          header={t("Turn off {{name}}", { name })}
-          confirmationText={t("Yes")}
+          provider={provider}
+          index={index}
+          friendlyName={friendlyName}
+          multiple={multiple}
           onConfirm={() => this.deleteProvider(provider, index)}
-          style={{ maxWidth: "600px" }}
-          showCancel
+          loading={loading}
+          surveys={surveys}
         />
       )
     }
diff --git a/assets/js/components/channels/ProviderModal.jsx b/assets/js/components/channels/ProviderModal.jsx
new file mode 100644
index 000000000..8887e1c96
--- /dev/null
+++ b/assets/js/components/channels/ProviderModal.jsx
@@ -0,0 +1,60 @@
+import React, { PropTypes } from "react"
+import { translate } from "react-i18next"
+import { ConfirmationModal } from "../ui"
+
+export const ProviderModal = ({
+  t,
+  provider,
+  index,
+  friendlyName,
+  multiple,
+  onConfirm,
+  loading,
+  surveys,
+}) => {
+  let name = `${provider[0].toUpperCase()}${provider.slice(1)}`
+  if (multiple) name = `${name} (${friendlyName})`
+
+  return (
+    <ConfirmationModal
+      modalId={`${provider}Modal-${index}`}
+      header={t("Turn off {{name}}", { name })}
+      confirmationText={t("Yes")}
+      onConfirm={onConfirm}
+      style={{ maxWidth: "600px" }}
+      showCancel
+    >
+      <div>
+        <p>{t("Do you want to delete the channels provided by {{name}}?", { name })}</p>
+
+        <div className="provider-surveys">
+          {loading ? <span>{t("Searching active surveys...")}</span> :
+            surveys.length == 0 ? <span>{t("No active surveys")}</span> :
+              <div>
+                <span>{t("These surveys are active, using channels from this provider. Deleting the channels will interrupt the surveys.")}</span>
+                <ul>
+                  {surveys.map((survey) => (
+                    <li key={`survey-${survey.id}`}>
+                      <span>{survey.name}</span>
+                    </li>
+                  ))}
+                </ul>
+              </div>}
+        </div>
+      </div>
+    </ConfirmationModal>
+  )
+}
+
+ProviderModal.propTypes = {
+  t: PropTypes.func,
+  provider: PropTypes.string,
+  index: PropTypes.number,
+  friendlyName: PropTypes.string,
+  multiple: PropTypes.bool,
+  onConfirm: PropTypes.func,
+  loading: PropTypes.bool,
+  surveys: PropTypes.any,
+}
+
+export default translate()(ProviderModal)
diff --git a/assets/vendor/css/materialize/components/_global.scss b/assets/vendor/css/materialize/components/_global.scss
index 3f86a9294..86b54eb35 100755
--- a/assets/vendor/css/materialize/components/_global.scss
+++ b/assets/vendor/css/materialize/components/_global.scss
@@ -790,3 +790,14 @@ td, th{
     cursor: default !important;
   }
 }
+
+.provider-surveys {
+  ul {
+    padding-left: 1rem;
+    list-style-type: disc;
+
+    li {
+      list-style-type: disc;
+    }
+  }
+}
diff --git a/lib/ask/survey.ex b/lib/ask/survey.ex
index bdf2101bf..3824b98be 100644
--- a/lib/ask/survey.ex
+++ b/lib/ask/survey.ex
@@ -20,7 +20,8 @@ defmodule Ask.Survey do
     RespondentStats,
     ConfigHelper,
     SystemTime,
-    PanelSurvey
+    PanelSurvey,
+    ProjectMembership
   }
 
   alias Ask.Ecto.Type.JSON
@@ -530,6 +531,23 @@ defmodule Ask.Survey do
     %{survey | down_channels: down_channels}
   end
 
+  def with_active_channels(user_id, provider, base_url) do
+    query =
+      from s in Survey,
+        where: s.state == :running,
+        join: pm in ProjectMembership,
+        on: pm.project_id == s.project_id and pm.user_id == ^user_id,
+        join: group in RespondentGroup,
+        on: s.id == group.survey_id,
+        join: rgc in RespondentGroupChannel,
+        on: group.id == rgc.respondent_group_id,
+        join: c in Channel,
+        on: rgc.channel_id == c.id and c.provider == ^provider and c.base_url == ^base_url,
+        select: s
+
+    query |> Repo.all()
+  end
+
   def stats(survey) do
     respondents_by_disposition = survey |> RespondentStats.respondents_by_disposition()
 
diff --git a/lib/ask_web/controllers/survey_controller.ex b/lib/ask_web/controllers/survey_controller.ex
index 7d1a33813..1f812ad5b 100644
--- a/lib/ask_web/controllers/survey_controller.ex
+++ b/lib/ask_web/controllers/survey_controller.ex
@@ -529,6 +529,12 @@ defmodule AskWeb.SurveyController do
     end
   end
 
+  def active_channels(conn, %{"provider" => provider, "base_url" => base_url}) do
+    surveys = Survey.with_active_channels(current_user(conn).id, provider, base_url)
+
+    render(conn, "index.json", surveys: surveys)
+  end
+
   defp load_survey(project, survey_id) do
     project
     |> assoc(:surveys)
diff --git a/lib/ask_web/router.ex b/lib/ask_web/router.ex
index c41f3c49a..e266a660a 100644
--- a/lib/ask_web/router.ex
+++ b/lib/ask_web/router.ex
@@ -190,6 +190,8 @@ defmodule AskWeb.Router do
       get "/get_invite_by_email_and_project", InviteController, :get_by_email_and_project
       get "/settings", UserController, :settings, as: :settings
       post "/update_settings", UserController, :update_settings, as: :update_settings
+
+      get "/surveys/active_channels/:provider", SurveyController, :active_channels, as: :surveys_active_channels
     end
   end
 
diff --git a/locales/template/translation.json b/locales/template/translation.json
index 21ff7e9fe..bba418c69 100644
--- a/locales/template/translation.json
+++ b/locales/template/translation.json
@@ -288,6 +288,7 @@
   "Named survey as <i>{{newSurveyName}}</i>": "",
   "New questionnaire": "",
   "Next step": "",
+  "No active surveys": "",
   "No cutoff": "",
   "No fallback": "",
   "No folder": "",
@@ -417,6 +418,7 @@
   "Sat": "",
   "Saving...": "",
   "Scheduled for {{dateString}}": "",
+  "Searching active surveys...": "",
   "Secondary color": "",
   "Section <i>{{oldSectionTitle}}</i> of <i>{{questionnaireName}}</i> renamed to <i>{{newSectionTitle}}</i>": "",
   "Select a channel...": "",
@@ -475,6 +477,7 @@
   "The schedule of your survey restricts the days and hours during which respondents will be contacted. You can also specify re-contact attempts intervals.": "",
   "The selected questionnaire will be sent over the survey channels to every respondent until a cutoff rule is reached. If you wish, you can try an experiment to compare questionnaires performance.": "",
   "The system only accepts CSV files": "",
+  "These surveys are active, using channels from this provider. Deleting the channels will interrupt the surveys.": "",
   "This is a wave of a panel survey. The settings from previous waves will be used as a template for this wave. Any changes made to this wave's settings will serve as a template for future waves of this panel survey": "",
   "This question is not relevant for partial flag": "",
   "This question is relevant for partial flag": "",
diff --git a/test/ask/survey_test.exs b/test/ask/survey_test.exs
index 88199bcec..36a61a30f 100644
--- a/test/ask/survey_test.exs
+++ b/test/ask/survey_test.exs
@@ -117,6 +117,44 @@ defmodule Ask.SurveyTest do
     assert running_channels == [Enum.at(channels, 1).id]
   end
 
+  test "enumerates surveys with active channel" do
+    user = insert(:user)
+    project = create_project_for_user(user)
+
+    user2 = insert(:user)
+    project2 = create_project_for_user(user2)
+
+    surveys = [
+      insert(:survey, state: :ready, project: project),
+      insert(:survey, state: :running, project: project),
+      insert(:survey, state: :running, project: project2),
+      insert(:survey, state: :running, project: project2),
+    ]
+
+    channels = [
+      insert(:channel, provider: "sms", base_url: "test", projects: [project]),
+      insert(:channel, provider: "sms", base_url: "test", projects: [project]),
+      insert(:channel, provider: "ivr", base_url: "prod", projects: [project2]),
+      insert(:channel, provider: "sms", base_url: "test", projects: [project2]),
+    ]
+
+    setup_surveys_with_channels(surveys, channels)
+
+    active_surveys =
+      Survey.with_active_channels(user.id, "sms", "test")
+      |> Enum.map(fn c -> c.id end)
+      |> Enum.sort()
+
+    assert active_surveys == [Enum.at(surveys, 1).id]
+
+    active_surveys2 =
+      Survey.with_active_channels(user2.id, "sms", "test")
+      |> Enum.map(fn c -> c.id end)
+      |> Enum.sort()
+
+    assert active_surveys2 == [Enum.at(surveys, 3).id]
+  end
+
   test "enumerates channels of a survey" do
     survey = insert(:survey)
     channel_1 = insert(:channel)
diff --git a/test/ask_web/controllers/survey_controller_test.exs b/test/ask_web/controllers/survey_controller_test.exs
index 7ab5fd4af..0db2a948b 100644
--- a/test/ask_web/controllers/survey_controller_test.exs
+++ b/test/ask_web/controllers/survey_controller_test.exs
@@ -3282,6 +3282,66 @@ defmodule AskWeb.SurveyControllerTest do
     end
   end
 
+  test "surveys with active channel", %{conn: conn, user: user} do
+    project = create_project_for_user(user)
+    surveys = [
+      insert(:survey, project: project, state: :not_ready),
+      insert(:survey, project: project, state: :running),
+    ]
+    channels = [
+      insert(:channel, provider: "sms", base_url: "test"),
+      insert(:channel, provider: "sms", base_url: "test"),
+    ]
+    setup_surveys_with_channels(surveys, channels)
+    survey = Survey |> Repo.get(Enum.at(surveys, 1).id)
+
+    result = get(conn, surveys_active_channels_path(conn, :active_channels, "sms", base_url: "test"))
+
+    assert json_response(result, 200)["data"] == [
+              %{
+                "cutoff" => survey.cutoff,
+                "id" => survey.id,
+                "mode" => survey.mode,
+                "name" => survey.name,
+                "description" => nil,
+                "project_id" => project.id,
+                "state" => "running",
+                "locked" => false,
+                "exit_code" => nil,
+                "exit_message" => nil,
+                "schedule" => %{
+                  "blocked_days" => [],
+                  "day_of_week" => %{
+                    "fri" => true,
+                    "mon" => true,
+                    "sat" => true,
+                    "sun" => true,
+                    "thu" => true,
+                    "tue" => true,
+                    "wed" => true
+                  },
+                  "end_time" => "23:59:59",
+                  "start_time" => "00:00:00",
+                  "start_date" => nil,
+                  "end_date" => nil,
+                  "timezone" => "Etc/UTC"
+                },
+                "next_schedule_time" => nil,
+                "started_at" => nil,
+                "ended_at" => nil,
+                "updated_at" => to_iso8601(survey.updated_at),
+                "down_channels" => [],
+                "folder_id" => nil,
+                "first_window_started_at" => nil,
+                "panel_survey_id" => nil,
+                "last_window_ends_at" => nil,
+                "is_deletable" => false,
+                "is_movable" => true,
+                "generates_panel_survey" => false
+              },
+            ]
+  end
+
   def prepare_for_state_update(user) do
     project = create_project_for_user(user)
     questionnaire = insert(:questionnaire, name: "test", project: project)