USGS Water-Year Summary 2024
07182260 COTTONWOOD RIVER AT EMPORIA, KS
LOCATION - Lat 38°23'06.40", long 96°10'53.10" referenced to North American Datum of 1983, in NE 1/4 SW 1/4 NW 1/4 sec.22, T.19 S., R.11 E., Lyon County, KS, Hydrologic Unit 11070203, on upstream side of bridge handrail, 2.5 mi south of the intersection of U.S. Highway 99 and U.S. Highway 35.
DRAINAGE AREA - 1,833 mi².
SURFACE-WATER RECORDS
PERIOD OF RECORD - October 2013 to current year.
GAGE - Water-stage recorder. Datum of gage is 1,090.00 ft above NGVD of 1929.