diff --git a/components/WebsiteDetails.js b/components/WebsiteDetails.js
index 07f68ce8..bd8025ee 100644
--- a/components/WebsiteDetails.js
+++ b/components/WebsiteDetails.js
@@ -3,10 +3,8 @@ import classNames from 'classnames';
 import WebsiteChart from 'components/metrics/WebsiteChart';
 import WorldMap from 'components/common/WorldMap';
 import Page from 'components/layout/Page';
-import WebsiteHeader from 'components/metrics/WebsiteHeader';
 import MenuLayout from 'components/layout/MenuLayout';
 import Button from 'components/common/Button';
-import { getDateRange } from 'lib/date';
 import Arrow from 'assets/arrow-right.svg';
 import styles from './WebsiteDetails.module.css';
 import PagesTable from './metrics/PagesTable';
@@ -20,15 +18,12 @@ import EventsChart from './metrics/EventsChart';
 import useFetch from 'hooks/useFetch';
 import Loading from 'components/common/Loading';
 
-export default function WebsiteDetails({ websiteId, defaultDateRange = '7day' }) {
+export default function WebsiteDetails({ websiteId }) {
+  const { data } = useFetch(`/api/website/${websiteId}`);
   const [chartLoaded, setChartLoaded] = useState(false);
   const [countryData, setCountryData] = useState();
   const [eventsData, setEventsData] = useState();
   const [expand, setExpand] = useState();
-  const [refresh, setRefresh] = useState(0);
-  const [dateRange, setDateRange] = useState(getDateRange(defaultDateRange));
-  const { startDate, endDate, unit } = dateRange;
-  const { data } = useFetch(`/api/website/${websiteId}`);
 
   const BackButton = () => (
     <Button
@@ -50,23 +45,12 @@ export default function WebsiteDetails({ websiteId, defaultDateRange = '7day' })
     { label: 'Browsers', value: 'browser', component: BrowsersTable },
     { label: 'Operating system', value: 'os', component: OSTable },
     { label: 'Devices', value: 'device', component: DevicesTable },
-    {
-      label: 'Countries',
-      value: 'country',
-      component: props => <CountriesTable {...props} onDataLoad={data => setCountryData(data)} />,
-    },
+    { label: 'Countries', value: 'country', component: CountriesTable },
     { label: 'Events', value: 'event', component: EventsTable },
   ];
 
-  const dataProps = {
-    websiteId,
-    startDate,
-    endDate,
-    unit,
-  };
-
   const tableProps = {
-    ...dataProps,
+    websiteId,
     websiteDomain: data?.domain,
     limit: 10,
     onExpand: handleExpand,
@@ -79,11 +63,9 @@ export default function WebsiteDetails({ websiteId, defaultDateRange = '7day' })
   }
 
   function handleDataLoad() {
-    if (!chartLoaded) setTimeout(() => setChartLoaded(true), 300);
-  }
-
-  function handleDateChange(values) {
-    setTimeout(() => setDateRange(values), 300);
+    if (!chartLoaded) {
+      setTimeout(() => setChartLoaded(true), 300);
+    }
   }
 
   function handleExpand(value) {
@@ -94,10 +76,6 @@ export default function WebsiteDetails({ websiteId, defaultDateRange = '7day' })
     setExpand(getSelectedMenuOption(value));
   }
 
-  function handleRefresh() {
-    setRefresh(state => state + 1);
-  }
-
   if (!data) {
     return null;
   }
@@ -106,17 +84,11 @@ export default function WebsiteDetails({ websiteId, defaultDateRange = '7day' })
     <Page>
       <div className="row">
         <div className={classNames(styles.chart, 'col')}>
-          <WebsiteHeader
+          <WebsiteChart
             websiteId={websiteId}
             title={data.name}
-            onRefresh={handleRefresh}
-            showLink={false}
-          />
-          <WebsiteChart
-            key={refresh}
-            websiteId={websiteId}
             onDataLoad={handleDataLoad}
-            onDateChange={handleDateChange}
+            showLink={false}
             stickyHeader
           />
         </div>
@@ -158,7 +130,7 @@ export default function WebsiteDetails({ websiteId, defaultDateRange = '7day' })
               <EventsTable {...tableProps} onDataLoad={setEventsData} />
             </div>
             <div className="col-12 col-md-12 col-lg-8 pt-5 pb-5">
-              <EventsChart {...dataProps} />
+              <EventsChart websiteId={websiteId} />
             </div>
           </div>
         </>
diff --git a/components/WebsiteList.js b/components/WebsiteList.js
index 31ba760a..59573b96 100644
--- a/components/WebsiteList.js
+++ b/components/WebsiteList.js
@@ -1,6 +1,5 @@
 import React from 'react';
 import { useRouter } from 'next/router';
-import WebsiteHeader from 'components/metrics/WebsiteHeader';
 import WebsiteChart from 'components/metrics/WebsiteChart';
 import Page from 'components/layout/Page';
 import Button from 'components/common/Button';
@@ -21,8 +20,7 @@ export default function WebsiteList() {
     <Page>
       {data.map(({ website_id, name }) => (
         <div key={website_id} className={styles.website}>
-          <WebsiteHeader websiteId={website_id} title={name} showLink />
-          <WebsiteChart websiteId={website_id} />
+          <WebsiteChart websiteId={website_id} title={name} showLink />
         </div>
       ))}
       {data.length === 0 && (
diff --git a/components/common/DropDown.js b/components/common/DropDown.js
index cee90fc7..8f1ca4f9 100644
--- a/components/common/DropDown.js
+++ b/components/common/DropDown.js
@@ -20,10 +20,12 @@ export default function DropDown({
     setShowMenu(state => !state);
   }
 
-  function handleSelect(value, e) {
+  function handleSelect(selected, e) {
     e.stopPropagation();
     setShowMenu(false);
-    onChange(value);
+    if (selected !== value) {
+      onChange(selected);
+    }
   }
 
   useDocumentClick(e => {
diff --git a/components/common/RefreshButton.js b/components/common/RefreshButton.js
index c45d5c40..079b7cee 100644
--- a/components/common/RefreshButton.js
+++ b/components/common/RefreshButton.js
@@ -1,7 +1,18 @@
 import React from 'react';
+import { useDispatch, useSelector } from 'react-redux';
+import { setDateRange } from 'redux/actions/websites';
 import Button from './Button';
 import Refresh from 'assets/redo.svg';
 
-export default function RefreshButton({ onClick }) {
-  return <Button icon={<Refresh />} size="small" onClick={onClick} />;
+export default function RefreshButton({ websiteId }) {
+  const dispatch = useDispatch();
+  const dateRange = useSelector(state => state.websites[websiteId]?.dateRange);
+
+  function handleClick() {
+    if (dateRange) {
+      dispatch(setDateRange(websiteId, { ...dateRange }));
+    }
+  }
+
+  return <Button icon={<Refresh />} size="small" onClick={handleClick} />;
 }
diff --git a/components/metrics/BrowsersTable.js b/components/metrics/BrowsersTable.js
index 725aba26..6a68a8f7 100644
--- a/components/metrics/BrowsersTable.js
+++ b/components/metrics/BrowsersTable.js
@@ -2,15 +2,13 @@ import React from 'react';
 import MetricsTable from './MetricsTable';
 import { browserFilter } from 'lib/filters';
 
-export default function BrowsersTable({ websiteId, startDate, endDate, limit, onExpand }) {
+export default function BrowsersTable({ websiteId, limit, onExpand }) {
   return (
     <MetricsTable
       title="Browsers"
       type="browser"
       metric="Visitors"
       websiteId={websiteId}
-      startDate={startDate}
-      endDate={endDate}
       limit={limit}
       dataFilter={browserFilter}
       onExpand={onExpand}
diff --git a/components/metrics/CountriesTable.js b/components/metrics/CountriesTable.js
index b952ec00..21153132 100644
--- a/components/metrics/CountriesTable.js
+++ b/components/metrics/CountriesTable.js
@@ -2,22 +2,13 @@ import React from 'react';
 import MetricsTable from './MetricsTable';
 import { countryFilter, percentFilter } from 'lib/filters';
 
-export default function CountriesTable({
-  websiteId,
-  startDate,
-  endDate,
-  limit,
-  onDataLoad,
-  onExpand,
-}) {
+export default function CountriesTable({ websiteId, limit, onDataLoad = () => {}, onExpand }) {
   return (
     <MetricsTable
       title="Countries"
       type="country"
       metric="Visitors"
       websiteId={websiteId}
-      startDate={startDate}
-      endDate={endDate}
       limit={limit}
       dataFilter={countryFilter}
       onDataLoad={data => onDataLoad(percentFilter(data))}
diff --git a/components/metrics/DevicesTable.js b/components/metrics/DevicesTable.js
index be42cd41..2351c1e4 100644
--- a/components/metrics/DevicesTable.js
+++ b/components/metrics/DevicesTable.js
@@ -2,15 +2,13 @@ import React from 'react';
 import MetricsTable from './MetricsTable';
 import { deviceFilter } from 'lib/filters';
 
-export default function DevicesTable({ websiteId, startDate, endDate, limit, onExpand }) {
+export default function DevicesTable({ websiteId, limit, onExpand }) {
   return (
     <MetricsTable
       title="Devices"
       type="device"
       metric="Visitors"
       websiteId={websiteId}
-      startDate={startDate}
-      endDate={endDate}
       limit={limit}
       dataFilter={deviceFilter}
       onExpand={onExpand}
diff --git a/components/metrics/EventsChart.js b/components/metrics/EventsChart.js
index 2c0d207e..47ed2d24 100644
--- a/components/metrics/EventsChart.js
+++ b/components/metrics/EventsChart.js
@@ -1,8 +1,9 @@
 import React, { useMemo } from 'react';
 import tinycolor from 'tinycolor2';
 import BarChart from './BarChart';
-import { getTimezone, getDateArray, getDateLength } from 'lib/date';
+import { getTimezone, getDateArray, getDateLength, getDateRange } from 'lib/date';
 import useFetch from 'hooks/useFetch';
+import { useSelector } from 'react-redux';
 
 const COLORS = [
   '#2680eb',
@@ -15,13 +16,19 @@ const COLORS = [
   '#85d044',
 ];
 
-export default function EventsChart({ websiteId, startDate, endDate, unit }) {
-  const { data } = useFetch(`/api/website/${websiteId}/events`, {
-    start_at: +startDate,
-    end_at: +endDate,
-    unit,
-    tz: getTimezone(),
-  });
+export default function EventsChart({ websiteId, defaultDateRange = '7day' }) {
+  const dateRange = useSelector(state => state.websites[websiteId]?.dateRange);
+  const { startDate, endDate, unit, modified } = dateRange || getDateRange(defaultDateRange);
+  const { data } = useFetch(
+    `/api/website/${websiteId}/events`,
+    {
+      start_at: +startDate,
+      end_at: +endDate,
+      unit,
+      tz: getTimezone(),
+    },
+    { update: [modified] },
+  );
   const datasets = useMemo(() => {
     if (!data) return [];
 
diff --git a/components/metrics/EventsTable.js b/components/metrics/EventsTable.js
index 91e5a401..3b4191bb 100644
--- a/components/metrics/EventsTable.js
+++ b/components/metrics/EventsTable.js
@@ -2,22 +2,13 @@ import React from 'react';
 import MetricsTable from './MetricsTable';
 import styles from './EventsTable.module.css';
 
-export default function EventsTable({
-  websiteId,
-  startDate,
-  endDate,
-  limit,
-  onExpand,
-  onDataLoad,
-}) {
+export default function EventsTable({ websiteId, limit, onExpand, onDataLoad }) {
   return (
     <MetricsTable
       title="Events"
       type="event"
       metric="Actions"
       websiteId={websiteId}
-      startDate={startDate}
-      endDate={endDate}
       limit={limit}
       renderLabel={({ x }) => <Label value={x} />}
       onExpand={onExpand}
diff --git a/components/metrics/MetricsBar.js b/components/metrics/MetricsBar.js
index 111e550b..1e4abfce 100644
--- a/components/metrics/MetricsBar.js
+++ b/components/metrics/MetricsBar.js
@@ -5,12 +5,22 @@ import Loading from 'components/common/Loading';
 import useFetch from 'hooks/useFetch';
 import { formatShortTime, formatNumber, formatLongNumber } from 'lib/format';
 import styles from './MetricsBar.module.css';
+import { useSelector } from 'react-redux';
+import { getDateRange } from '../../lib/date';
 
-export default function MetricsBar({ websiteId, startDate, endDate, className }) {
-  const { data } = useFetch(`/api/website/${websiteId}/metrics`, {
-    start_at: +startDate,
-    end_at: +endDate,
-  });
+export default function MetricsBar({ websiteId, className, defaultDateRange = '7day' }) {
+  const dateRange = useSelector(state => state.websites[websiteId]?.dateRange);
+  const { startDate, endDate, modified } = dateRange || getDateRange(defaultDateRange);
+  const { data } = useFetch(
+    `/api/website/${websiteId}/metrics`,
+    {
+      start_at: +startDate,
+      end_at: +endDate,
+    },
+    {
+      update: [modified],
+    },
+  );
   const [format, setFormat] = useState(true);
 
   const formatFunc = format ? formatLongNumber : formatNumber;
diff --git a/components/metrics/MetricsTable.js b/components/metrics/MetricsTable.js
index f74c99a5..86121b85 100644
--- a/components/metrics/MetricsTable.js
+++ b/components/metrics/MetricsTable.js
@@ -1,4 +1,5 @@
 import React, { useState, useMemo } from 'react';
+import { useSelector } from 'react-redux';
 import { FixedSizeList } from 'react-window';
 import { useSpring, animated, config } from 'react-spring';
 import classNames from 'classnames';
@@ -9,14 +10,13 @@ import Arrow from 'assets/arrow-right.svg';
 import { percentFilter } from 'lib/filters';
 import { formatNumber, formatLongNumber } from 'lib/format';
 import styles from './MetricsTable.module.css';
+import { getDateRange } from '../../lib/date';
 
 export default function MetricsTable({
-  title,
-  metric,
   websiteId,
   websiteDomain,
-  startDate,
-  endDate,
+  title,
+  metric,
   type,
   className,
   dataFilter,
@@ -24,9 +24,12 @@ export default function MetricsTable({
   limit,
   headerComponent,
   renderLabel,
+  defaultDateRange = '7day',
   onDataLoad = () => {},
   onExpand = () => {},
 }) {
+  const dateRange = useSelector(state => state.websites[websiteId]?.dateRange);
+  const { startDate, endDate, modified } = dateRange || getDateRange(defaultDateRange);
   const { data } = useFetch(
     `/api/website/${websiteId}/rankings`,
     {
@@ -35,7 +38,7 @@ export default function MetricsTable({
       end_at: +endDate,
       domain: websiteDomain,
     },
-    { onDataLoad },
+    { onDataLoad, delay: 300, update: [modified] },
   );
   const [format, setFormat] = useState(true);
   const formatFunc = format ? formatLongNumber : formatNumber;
diff --git a/components/metrics/OSTable.js b/components/metrics/OSTable.js
index 2b9b4500..60eee696 100644
--- a/components/metrics/OSTable.js
+++ b/components/metrics/OSTable.js
@@ -2,15 +2,13 @@ import React from 'react';
 import MetricsTable from './MetricsTable';
 import { osFilter } from 'lib/filters';
 
-export default function OSTable({ websiteId, startDate, endDate, limit, onExpand }) {
+export default function OSTable({ websiteId, limit, onExpand }) {
   return (
     <MetricsTable
       title="Operating System"
       type="os"
       metric="Visitors"
       websiteId={websiteId}
-      startDate={startDate}
-      endDate={endDate}
       limit={limit}
       dataFilter={osFilter}
       onExpand={onExpand}
diff --git a/components/metrics/PagesTable.js b/components/metrics/PagesTable.js
index aab8b23c..0415d30e 100644
--- a/components/metrics/PagesTable.js
+++ b/components/metrics/PagesTable.js
@@ -3,14 +3,7 @@ import MetricsTable from './MetricsTable';
 import { urlFilter } from 'lib/filters';
 import ButtonGroup from '../common/ButtonGroup';
 
-export default function PagesTable({
-  websiteId,
-  websiteDomain,
-  startDate,
-  endDate,
-  limit,
-  onExpand,
-}) {
+export default function PagesTable({ websiteId, websiteDomain, limit, onExpand }) {
   const [filter, setFilter] = useState('Combined');
 
   return (
@@ -20,8 +13,6 @@ export default function PagesTable({
       metric="Views"
       headerComponent={limit ? null : <FilterButtons selected={filter} onClick={setFilter} />}
       websiteId={websiteId}
-      startDate={startDate}
-      endDate={endDate}
       limit={limit}
       dataFilter={urlFilter}
       filterOptions={{ domain: websiteDomain, raw: filter === 'Raw' }}
diff --git a/components/metrics/PageviewsChart.js b/components/metrics/PageviewsChart.js
index 6104949a..fc3aea57 100644
--- a/components/metrics/PageviewsChart.js
+++ b/components/metrics/PageviewsChart.js
@@ -1,9 +1,8 @@
 import React from 'react';
 import CheckVisible from 'components/helpers/CheckVisible';
 import BarChart from './BarChart';
-import { getDateLength } from '../../lib/date';
 
-export default function PageviewsChart({ websiteId, data, startDate, endDate, unit, className }) {
+export default function PageviewsChart({ websiteId, data, unit, records, className }) {
   const handleUpdate = chart => {
     const {
       data: { datasets },
@@ -44,7 +43,7 @@ export default function PageviewsChart({ websiteId, data, startDate, endDate, un
             },
           ]}
           unit={unit}
-          records={getDateLength(startDate, endDate, unit)}
+          records={records}
           animationDuration={visible ? 300 : 0}
           onUpdate={handleUpdate}
         />
diff --git a/components/metrics/QuickButtons.js b/components/metrics/QuickButtons.js
index 74ebebbd..d9a5c109 100644
--- a/components/metrics/QuickButtons.js
+++ b/components/metrics/QuickButtons.js
@@ -12,8 +12,10 @@ const options = {
 export default function QuickButtons({ value, onChange }) {
   const selectedItem = Object.keys(options).find(key => options[key] === value);
 
-  function handleClick(value) {
-    onChange(getDateRange(options[value]));
+  function handleClick(selected) {
+    if (options[selected] !== value) {
+      onChange(getDateRange(options[selected]));
+    }
   }
 
   return (
diff --git a/components/metrics/ReferrersTable.js b/components/metrics/ReferrersTable.js
index e49c9dc0..548b2ba2 100644
--- a/components/metrics/ReferrersTable.js
+++ b/components/metrics/ReferrersTable.js
@@ -1,16 +1,9 @@
 import React, { useState } from 'react';
 import MetricsTable from './MetricsTable';
 import { refFilter } from 'lib/filters';
-import ButtonGroup from '../common/ButtonGroup';
+import ButtonGroup from 'components/common/ButtonGroup';
 
-export default function Referrers({
-  websiteId,
-  websiteDomain,
-  startDate,
-  endDate,
-  limit,
-  onExpand = () => {},
-}) {
+export default function ReferrersTable({ websiteId, websiteDomain, limit, onExpand = () => {} }) {
   const [filter, setFilter] = useState('Combined');
 
   const renderLink = ({ x: url }) => {
@@ -31,8 +24,6 @@ export default function Referrers({
       headerComponent={limit ? null : <FilterButtons selected={filter} onClick={setFilter} />}
       websiteId={websiteId}
       websiteDomain={websiteDomain}
-      startDate={startDate}
-      endDate={endDate}
       limit={limit}
       dataFilter={refFilter}
       filterOptions={{
diff --git a/components/metrics/WebsiteChart.js b/components/metrics/WebsiteChart.js
index c9eac898..4df3c2e5 100644
--- a/components/metrics/WebsiteChart.js
+++ b/components/metrics/WebsiteChart.js
@@ -1,4 +1,5 @@
-import React, { useState, useMemo } from 'react';
+import React, { useMemo } from 'react';
+import { useDispatch, useSelector } from 'react-redux';
 import classNames from 'classnames';
 import PageviewsChart from './PageviewsChart';
 import MetricsBar from './MetricsBar';
@@ -6,18 +7,23 @@ import QuickButtons from './QuickButtons';
 import DateFilter from 'components/common/DateFilter';
 import StickyHeader from 'components/helpers/StickyHeader';
 import useFetch from 'hooks/useFetch';
-import { getDateArray, getDateRange, getTimezone } from 'lib/date';
+import { getDateArray, getDateLength, getDateRange, getTimezone } from 'lib/date';
+import { setDateRange } from 'redux/actions/websites';
 import styles from './WebsiteChart.module.css';
+import WebsiteHeader from './WebsiteHeader';
 
 export default function WebsiteChart({
   websiteId,
+  title,
   defaultDateRange = '7day',
   stickyHeader = false,
+  showLink = false,
   onDataLoad = () => {},
-  onDateChange = () => {},
 }) {
-  const [dateRange, setDateRange] = useState(getDateRange(defaultDateRange));
-  const { startDate, endDate, unit, value } = dateRange;
+  const dispatch = useDispatch();
+  const dateRange = useSelector(state => state.websites[websiteId]?.dateRange);
+  const { startDate, endDate, unit, value, modified } = dateRange || getDateRange(defaultDateRange);
+
   const { data } = useFetch(
     `/api/website/${websiteId}/pageviews`,
     {
@@ -26,7 +32,7 @@ export default function WebsiteChart({
       unit,
       tz: getTimezone(),
     },
-    { onDataLoad },
+    { onDataLoad, update: [modified] },
   );
 
   const [pageviews, uniques] = useMemo(() => {
@@ -40,24 +46,19 @@ export default function WebsiteChart({
   }, [data]);
 
   function handleDateChange(values) {
-    setDateRange(values);
-    onDateChange(values);
+    dispatch(setDateRange(websiteId, values));
   }
 
   return (
     <>
+      <WebsiteHeader websiteId={websiteId} title={title} showLink={showLink} />
       <div className={classNames(styles.header, 'row')}>
         <StickyHeader
           className={classNames(styles.metrics, 'col row')}
           stickyClassName={styles.sticky}
           enabled={stickyHeader}
         >
-          <MetricsBar
-            className="col-12 col-md-9 col-lg-10"
-            websiteId={websiteId}
-            startDate={startDate}
-            endDate={endDate}
-          />
+          <MetricsBar className="col-12 col-md-9 col-lg-10" websiteId={websiteId} />
           <DateFilter
             className="col-12 col-md-3 col-lg-2"
             value={value}
@@ -67,7 +68,12 @@ export default function WebsiteChart({
       </div>
       <div className="row">
         <div className="col">
-          <PageviewsChart websiteId={websiteId} data={{ pageviews, uniques }} unit={unit} />
+          <PageviewsChart
+            websiteId={websiteId}
+            data={{ pageviews, uniques }}
+            unit={unit}
+            records={getDateLength(startDate, endDate, unit)}
+          />
           <QuickButtons value={value} onChange={handleDateChange} />
         </div>
       </div>
diff --git a/components/metrics/WebsiteHeader.js b/components/metrics/WebsiteHeader.js
index 0ece5878..8b01626d 100644
--- a/components/metrics/WebsiteHeader.js
+++ b/components/metrics/WebsiteHeader.js
@@ -8,7 +8,7 @@ import styles from './WebsiteHeader.module.css';
 import RefreshButton from '../common/RefreshButton';
 import ButtonLayout from '../layout/ButtonLayout';
 
-export default function WebsiteHeader({ websiteId, title, showLink = false, onRefresh }) {
+export default function WebsiteHeader({ websiteId, title, showLink = false }) {
   const router = useRouter();
 
   return (
@@ -16,7 +16,7 @@ export default function WebsiteHeader({ websiteId, title, showLink = false, onRe
       <div className={styles.title}>{title}</div>
       <ActiveUsers className={styles.active} websiteId={websiteId} />
       <ButtonLayout>
-        <RefreshButton onClick={onRefresh} />
+        <RefreshButton websiteId={websiteId} />
         {showLink && (
           <Button
             icon={<Arrow />}
diff --git a/hooks/useFetch.js b/hooks/useFetch.js
index b9b36c0f..2e1ad247 100644
--- a/hooks/useFetch.js
+++ b/hooks/useFetch.js
@@ -23,9 +23,9 @@ export default function useFetch(url, params = {}, options = {}) {
 
   useEffect(() => {
     if (url) {
-      const { interval } = options;
+      const { interval, delay = 0 } = options;
 
-      loadData();
+      setTimeout(() => loadData(), delay);
 
       const id = interval ? setInterval(() => loadData(), interval) : null;
 
diff --git a/redux/actions/websites.js b/redux/actions/websites.js
new file mode 100644
index 00000000..48873e9c
--- /dev/null
+++ b/redux/actions/websites.js
@@ -0,0 +1,34 @@
+import { createSlice } from '@reduxjs/toolkit';
+import produce from 'immer';
+
+const websites = createSlice({
+  name: 'user',
+  initialState: {},
+  reducers: {
+    updateWebsites(state, action) {
+      state = action.payload;
+      return state;
+    },
+  },
+});
+
+export const { updateWebsites } = websites.actions;
+
+export default websites.reducer;
+
+export function setDateRange(websiteId, dateRange) {
+  return (dispatch, getState) => {
+    const state = getState();
+    let { websites = {} } = state;
+
+    websites = produce(websites, draft => {
+      if (!draft[websiteId]) {
+        draft[websiteId] = {};
+      }
+      dateRange.modified = Date.now();
+      draft[websiteId].dateRange = dateRange;
+    });
+
+    return dispatch(updateWebsites(websites));
+  };
+}
diff --git a/redux/reducers.js b/redux/reducers.js
index f751726f..68a080f7 100644
--- a/redux/reducers.js
+++ b/redux/reducers.js
@@ -1,4 +1,5 @@
 import { combineReducers } from 'redux';
 import user from './actions/user';
+import websites from './actions/websites';
 
-export default combineReducers({ user });
+export default combineReducers({ user, websites });