Lake Red Rock lake and shoreline

Lake Red Rock Water Level

Iowa

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Lake Red Rock

Lake Red Rock is currently 4.0 feet above full pool, with a water-surface elevation of 746.0 feet.

746.05 ft · Updated 7 hours ago · USACE MVR District

Current level

746.05ft

+4.05 ft vs full pool

High

Vs full pool

Since last reading

Down 0.04 ft

Previous readingOct 24746.15 ft

7-day change

Down 1.60 ft

7-day trend: Falling

8 daily readings in the last 7 days

30-day change

Up 1.53 ft

30 daily readings in the last 30 days

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Water Level History

Current
746.05 ft
24h
-0.04 ft
7d
-1.60 ft
30d
+1.53 ft

Elevation (ft) NGVD29 · MSL

Reference line is designed full pool.

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Lake Level Context

Level remains above the full pool

Lake Red Rock is currently 746.05 ft, 4.05 ft above its full pool. The lake has fallen 1.60 ft over the past 7 days and risen 1.53 ft over the past 30 days.

Lake Red Rock Level Details

Reference elevations, recent daily readings, data sources, and answers to common questions.

Conditions & Reference

Level status

4.05 ft above full pool

Current level
746.05 ft
Full pool
742 ft
DatumElevation referenced to National Geodetic Vertical Datum of 1929.
NGVD29
Elevation reference
MSL
Source
USACE MVR District

Reference levels

  • Full pool742 ft
  • Flood stage780 ft

Surrounding county drought

No Drought

No official drought (D1–D4) reported for the surrounding county.

Severity

NoneExtreme
Trend
Stable

Surrounding county drought

Marion County, IA

No Drought

No Drought. No USDM drought categories are reported for Marion County, IA. These figures describe the surrounding county from the lake location, not the lake itself.. Trend: Stable compared with last week. Official drought (D1–D4) no

Severity

NoneExtreme

Weekly trend

Stable

Compared with last week

Official drought (D1–D4)

No

No D1–D4 area is reported for the surrounding county.

U.S. Drought Monitor · map date Oct 20, 2026. Updated weekly. Official drought means U.S. Drought Monitor categories D1–D4 (Moderate through Exceptional). Abnormally Dry (D0) is not counted as official drought. droughtmonitor.unl.eduView drought map for Marion County, IA

Daily level summary

DateLevelChange
Oct 25, 2026746.11-0.04
Oct 24, 2026746.15-0.03
Oct 23, 2026746.18-0.24
Oct 22, 2026746.42-0.27
Oct 21, 2026746.69-0.37
Oct 20, 2026747.06-0.31
Oct 19, 2026747.37-0.34

Common questions about Lake Red Rock’s water level

  • The current water level at Lake Red Rock is 746.05 ft (updated 7 hours ago). You can track the Lake Red Rock lake level on the interactive chart and daily history above.

  • Full pool for Lake Red Rock is 742 ft — the normal conservation target elevation when the reservoir is at its designed summer or operating pool.

  • The current 7-day trend for the Lake Red Rock lake level is falling — falling about 1.60 ft over the past week. See the history chart above for the full picture.

  • Based on the latest gauge reading, Lake Red Rock is currently 4.05 ft above full pool.

Lake level glossary

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

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