USGS Water-Year Summary 2020
06910997 MELVERN LAKE NEAR MELVERN, KS
LOCATION - Lat 38°30'34", long 95°42'34" referenced to North American Datum of 1927, in SW 1/4 NW 1/4 NW 1/4 sec.01, T.18 S., R.15 E., Osage County, KS, Hydrologic Unit 10290101, in control tower of Melvern Dam on Marais des Cygnes River, 4.0 mi west of Melvern, and at mile 447.7.
DRAINAGE AREA - 349 mi².
PERIOD OF RECORD - November 1972 to current year.
GAGE - Water-stage recorder. Datum of gage is NGVD of 1929 (levels by U.S. Army Corps of Engineers).
EXTREMES FOR PERIOD OF RECORD - Maximum elevation, 1,053.45 ft, June 13, 1995, contents, 316,300 acre-ft; minimum elevation since conservation pool first reached, 1,029.86 ft, Feb. 11, 1992, contents, 115,800 acre-ft.