Lake Red Rock, IA

As of 2026-10-13, Lake Red Rock sits at 752.67 ft, which is high for this time of year. That is 10.67 ft above full pool of 742.00 ft. It is still 27.3 ft below the flood pool of 780.00 ft. Over the past 30 days the level has risen 10.24 ft.

The most recent reading at Lake Red Rock is 752.67 ft (2026-10-13), sourced from the U.S. Army Corps of Engineers. Readings on this page refresh automatically as the agency publishes new data.

The highest level for Lake Red Rock in our records is 774.93 ft on 2019-05-31. The lowest is 741.13 ft on 2025-06-26. Our record covers about 13 years of readings.

Compared with every October in our records, the current level is higher than 89% of them, which we classify as high for this time of year. Seasonal comparison matters more than the raw number, because most reservoirs draw down predictably through late summer and refill over winter and spring.

Reservoir levels move for four main reasons: rainfall and runoff into the basin, releases through the dam for downstream water supply, power generation or flood control, evaporation during hot months, and seasonal drawdown schedules set by the operating agency. Lake Red Rock has risen 10.24 ft over the past 30 days. For the operational reason on any given week, check the U.S. Army Corps of Engineers directly.

Lake Red Rock is +8.89 ft compared with this date last year (752.67 ft today). The full-history chart above covers 13 years, with a record high of 774.93 ft and a record low of 741.13 ft.