Lake levels › Maryland

St Marys Lake water level today

Latest reading

58.85ft

feet above sea level ·

24 hours−0.01 ft
7 days−0.0 ft
30 days−0.0 ft

Is St Marys Lake low right now?

St Marys Lake was at 58.85 ft on October 10, 2026. Over the past week the lake has been steady.

Last 12 monthsDaily level
5959595959DecJanFebMarAprMayJunJulAugSepOct

Daily levels, last two weeks

DateLevel (ft)Change
Oct 1058.85−0.01
Oct 958.86−0.01
Oct 858.87−0.02
Oct 758.89−0.02
Oct 658.91−0.02
Oct 558.93−0.01
Oct 458.94+0.06
Oct 358.88+0.02
Oct 258.86−0.01
Oct 158.87−0.01
Sep 3058.88−0.02
Sep 2958.90−0.01
Sep 2858.91−0.01
Sep 2758.92+0.03

Daily means of the operator's readings (midnight to midnight, local time).

About St Marys Lake

Data
U.S. Geological Survey — USGS 01661499
Datum
NAVD88

Lakes near St Marys Lake

Questions

Is St Marys Lake low right now?

St Marys Lake was at 58.85 ft on October 10, 2026. Over the past week the lake has been steady.

How often is the St Marys Lake level updated?

The operator reports every 15 minutes to an hour. This page refreshes several times a day; the time of the latest reading is shown next to the level.

Where does this data come from?

U.S. Geological Survey (USGS 01661499). Readings are provisional and can be revised.