Diamond Lake lake and shoreline

Diamond Lake Water Level

Oregon

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Diamond Lake is currently at a water-surface elevation of 5184.1 feet.

5184.15 ft · Updated 2 hours ago · U.S. Geological Survey (USGS)

Current level

5,184.15ft

Status unavailable

A verified operating range is not available for this lake.

Since last reading

Down 0.02 ft

Previous readingSep 95,184.17 ft

7-day change

No meaningful change

7-day trend: Stable

4 daily readings in the last 7 days

30-day change

No meaningful change

4 daily readings in the last 30 days

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Water Level History

Elevation (ft) Water-surface elevation (ft)

5184 ft5184 ft5184 ftSep 8Sep 11

Level status

Summary updating

This comparison needs the current level and full pool. We use the live feed when present, otherwise the latest daily summary when it includes a pool comparison.

DatumVertical reference for published pool and stage elevations at this lake (from the lake catalog).
Water-surface elevation (ft)
Elevation reference
Not available
Source
U.S. Geological Survey (USGS)

Reference levels

No published reference elevations for this lake.

Watershed drought

Extreme Drought

100% of watershed in official drought (D1+).

Severity

NoneExtreme
Trend
Stable

Watershed drought conditions

Douglas County, OR

Extreme Drought

Extreme Drought. Extreme drought conditions are present.. Trend: Stable compared with last week. Official drought yes

Severity

NoneExtreme

Weekly trend

Stable

Compared with last week

Official drought

Yes

100% of the watershed is currently classified as official drought (D1+).

Expected impacts

  • Significantly reduced stream inflows
  • Lake levels may fall quickly without heavy rain
  • Dry vegetation and elevated wildfire risk
  • Water use restrictions may apply nearby

U.S. Drought Monitor · map date Sep 8, 2026. Updated weekly. droughtmonitor.unl.eduView drought map for Douglas County, OR

Daily level summary

  • Sep 10, 2026

    5,184.15 ft

    -0.02 ft

  • Sep 9, 2026

    5,184.17 ft

    +0.02 ft

  • Sep 8, 2026

    5,184.15 ft

    0 ft

  • Sep 7, 2026

    5,184.15 ft

    —

Common questions about Diamond Lake’s water level

  • The current water level at Diamond Lake is 5,184.15 ft (updated 2 hours ago). You can track the Diamond Lake lake level on the interactive chart and daily history above.

  • Over the past seven days the Diamond Lake lake level has held relatively steady — the current 7-day trend is Stable. The history chart above shows the full trend.

  • Readings refresh when U.S. Geological Survey (USGS) publishes new gauge data — typically daily for most reservoirs. The timestamp above the chart shows when the latest observation arrived on Lake Insights.

Lake level glossary

Definitions for pool targets, datums, and how elevation readings are labeled.

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