Lake Conditions
Illustrated map of Grand Lake St Marys

Lake levels

Mosquito Creek Lake, OH

water level
899.04 ft
Condition
Above average for this time of year
7-day change
-0.11 ft
Below full
1.50 ft
30-day change
-0.42 ft

Reading as of 2026-10-13 | the U.S. Army Corps of Engineers

Since yesterday
-0.02 ft
7-day change
-0.11 ft
30-day change
-0.42 ft
Below full
1.50 ft
1-year change
+0.95 ft

In brief

Mosquito Creek Lake stood at 899.04 feet on Oct 13, 2026, 1.50 feet below its full pool of 901 feet. That is higher than 69% of October readings since 2014.

Source: U.S. Army Corps of Engineers

Lake level timeline

898.6898.9899.2899.6899.9SEP 13SEP 18SEP 23SEP 28OCT 03OCT 08OCT 13HIGH 899.46899.04 ft

Records and averages

Current level899.04 ft
Full pool (conservation) 900.54 ft
Flood pool 903.33 ft
Record high902.52 ft (2025-04-27)
Record low897.68 ft (2016-10-18)
Average of all readings899.82 ft
Data span12 years (4,446 readings)

Level schematic

897.49898.79900.10901.41902.71FULL POOL 900.54 ft899.04 ft1.50 ftbelow full pool

Frequently asked questions

Is Mosquito Creek Lake full right now?

As of 2026-10-13, Mosquito Creek Lake sits at 899.04 ft, which is above average for this time of year. That is 1.50 ft below full pool of 900.54 ft. Over the past 30 days the level has fallen 0.42 ft.

What is the water level at Mosquito Creek Lake today?

The most recent reading at Mosquito Creek Lake is 899.04 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.

What is the highest Mosquito Creek Lake has ever been?

The highest level for Mosquito Creek Lake in our records is 902.52 ft on 2025-04-27. The lowest is 897.68 ft on 2016-10-18. Our record covers about 12 years of readings.

Is Mosquito Creek Lake low for this time of year?

Compared with every October in our records, the current level is higher than 69% of them, which we classify as above average 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.

Why is Mosquito Creek Lake changing right now?

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. Mosquito Creek Lake has fallen 0.42 ft over the past 30 days. For the operational reason on any given week, check the U.S. Army Corps of Engineers directly.

How much has Mosquito Creek Lake changed over the past year?

Mosquito Creek Lake is +0.95 ft compared with this date last year (899.04 ft today). The full-history chart above covers 12 years, with a record high of 902.52 ft and a record low of 897.68 ft.

Download and cite

Quote this reading

Mosquito Creek Lake stood at 899.04 feet on Oct 13, 2026, 1.50 feet below its full pool of 901 feet. That is higher than 69% of October readings since 2014.

From the U.S. Army Corps of Engineers, updated daily. The sentence changes with every new reading, so quote it with its date.

Download the full record

mosquito-creek-lake-oh-water-level-history.csv

4,446 readings, Aug 8, 2014 to Oct 13, 2026. Daily readings. Columns: date, water_level_ft. 83 KB.

How to cite

MyWaterLevel, “Mosquito Creek Lake water level, 2014 to 2026,” data from U.S. Army Corps of Engineers, https://mywaterlevel.com/lake/oh/mosquito-creek-lake/, accessed Oct 13, 2026.

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Source: the U.S. Army Corps of Engineers. All Ohio lake levels. Readings are provisional and may be revised. About our data and methods.