Rimrock Lake lake and shoreline

Rimrock Lake Water Level

Washington

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Rimrock Lake is currently at a water-surface elevation of 2894.8 feet.

2894.79 ft · Updated 1 day ago · U.S. Bureau of Reclamation (USBR)

Current level

2,894.79ft

Status unavailable

A verified operating range is not available for this lake.

Since last reading

Down 1.03 ft

Previous readingSep 82,895.82 ft

7-day change

Down 2.79 ft

7-day trend: Falling

4 daily readings in the last 7 days

30-day change

Down 2.79 ft

4 daily readings in the last 30 days

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Water Level History

Elevation (ft) Water-surface elevation (ft)

2895 ft2896 ft2897 ftSep 7Sep 10

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. Bureau of Reclamation (USBR)

Reference levels

No published reference elevations for this lake.

Watershed drought

Moderate Drought

74.7% of watershed in official drought (D1+).

Severity

NoneExtreme
Trend
Stable

Watershed drought conditions

Yakima County, WA

Moderate Drought

Moderate Drought. Moderate drought is affecting the watershed.. Trend: Stable compared with last week. Official drought yes

Severity

NoneExtreme

Weekly trend

Stable

Compared with last week

Official drought

Yes

74.7% of the watershed is currently classified as official drought (D1+).

Expected impacts

  • Stream inflows may run below normal
  • Lake levels can decline faster between rain events
  • Vegetation stress may increase over time

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

Daily level summary

  • Sep 9, 2026

    2,894.79 ft

    -1.03 ft

  • Sep 8, 2026

    2,895.82 ft

    -0.89 ft

  • Sep 7, 2026

    2,896.71 ft

    -0.87 ft

  • Sep 6, 2026

    2,897.58 ft

    —

Common questions about Rimrock Lake’s water level

  • The current water level at Rimrock Lake is 2,894.79 ft (updated 1 day ago). You can track the Rimrock Lake lake level on the interactive chart and daily history above.

  • The current 7-day trend for the Rimrock Lake lake level is falling — falling about 2.79 ft over the past week. See the history chart above for the full picture.

  • Readings refresh when U.S. Bureau of Reclamation (USBR) 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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