diff --git a/x-pack/plugins/observability/public/components/shared/exploratory_view/hooks/use_time_range.test.tsx b/x-pack/plugins/observability/public/components/shared/exploratory_view/hooks/use_time_range.test.tsx
index 38534b1c79e3e..edac44cf22e38 100644
--- a/x-pack/plugins/observability/public/components/shared/exploratory_view/hooks/use_time_range.test.tsx
+++ b/x-pack/plugins/observability/public/components/shared/exploratory_view/hooks/use_time_range.test.tsx
@@ -12,7 +12,10 @@ import { renderHook } from '@testing-library/react-hooks';
 import { useExpViewTimeRange } from './use_time_range';
 import { ReportTypes } from '../configurations/constants';
 import { createKbnUrlStateStorage } from '../../../../../../../../src/plugins/kibana_utils/public';
-import { TRANSACTION_DURATION } from '../configurations/constants/elasticsearch_fieldnames';
+import {
+  TRANSACTION_DURATION,
+  METRIC_SYSTEM_MEMORY_USAGE,
+} from '../configurations/constants/elasticsearch_fieldnames';
 
 const mockSingleSeries = [
   {
@@ -85,6 +88,31 @@ describe('useExpViewTimeRange', function () {
     });
   });
 
+  it("should correctly parse dates when last series doesn't have a report definition", async function () {
+    const mockSeriesWithoutDefinitions = [
+      ...mockSingleSeries,
+      {
+        dataType: 'mobile',
+        name: 'mobile-series-1',
+        reportDefinitions: undefined,
+        selectedMetricField: METRIC_SYSTEM_MEMORY_USAGE,
+        time: { from: 'now-30m', to: 'now' },
+      },
+    ];
+
+    await storage.set(allSeriesKey, mockSeriesWithoutDefinitions);
+    await storage.set(reportTypeKey, ReportTypes.DISTRIBUTION);
+
+    const { result } = renderHook(() => useExpViewTimeRange(), {
+      wrapper: Wrapper,
+    });
+
+    expect(result.current).toEqual({
+      from: 'now-30m',
+      to: 'now',
+    });
+  });
+
   it('should return expected result when there are multiple distribution series with absolute dates', async function () {
     // from:'2021-10-11T09:55:39.551Z',to:'2021-10-11T10:55:41.516Z')))
     mockMultipleSeries[0].time.from = '2021-10-11T09:55:39.551Z';
diff --git a/x-pack/plugins/observability/public/components/shared/exploratory_view/hooks/use_time_range.ts b/x-pack/plugins/observability/public/components/shared/exploratory_view/hooks/use_time_range.ts
index 60087cfd0330c..7d6203bef2df8 100644
--- a/x-pack/plugins/observability/public/components/shared/exploratory_view/hooks/use_time_range.ts
+++ b/x-pack/plugins/observability/public/components/shared/exploratory_view/hooks/use_time_range.ts
@@ -5,7 +5,6 @@
  * 2.0.
  */
 
-import { isEmpty } from 'lodash';
 import { useMemo } from 'react';
 import {
   AllSeries,
@@ -31,12 +30,7 @@ export const combineTimeRanges = (
   }
 
   allSeries.forEach((series) => {
-    if (
-      series.dataType &&
-      series.selectedMetricField &&
-      !isEmpty(series.reportDefinitions) &&
-      series.time
-    ) {
+    if (series.dataType && series.selectedMetricField && series.time) {
       const seriesFrom = parseRelativeDate(series.time.from)!;
       const seriesTo = parseRelativeDate(series.time.to, { roundUp: true })!;