USGS Water-Year Summary 2020
07014500 MERAMEC RIVER NEAR SULLIVAN, MO
LOCATION - Lat 38°09'30.7", long 91°06'30.5" referenced to North American Datum of 1983, in SE 1/4 SE 1/4 NE 1/4 sec.35, T.40 N., R.2 W., Crawford County, MO, Hydrologic Unit 07140102, on right bank at upstream side of Sappington Bridge, 3.8 mi downstream from Brazil Creek, 4.0 mi southeast of Sullivan, and at mile 117.0.
DRAINAGE AREA - 1,475 mi².
- WSP 1007: 1922(M), 1924-30, 1933: Drainage area. WDR MO-02-1: Period of record peak gage height.
PERIOD OF RECORD - Sep 1921 to Sep 1933, Oct 1943 to current year. Monthly discharge only for Oct 1943, published in WSP 1311.
REVISED RECORDS - WSP 1007: 1922(M), 1924-30, 1933: Drainage area. WDR MO-02-1: Period of record peak gage height.
GAGE - Water-stage recorder. Datum of gage is 581.82 ft above National Geodetic Vertical Datum of 1929 (levels by U.S. Army Corps of Engineers). Prior to Oct 21, 1952, nonrecording gage at present site and datum.
EXTREMES OUTSIDE PERIOD OF RECORD - Flood of Aug 1915 reached a stage of 33.5 ft, from information by local residents, discharge, 90,000 ft³/s.
PERIOD OF RECORD - Aug 1963 to Jul 1975, Jul 1977 to Jun 1990, Nov 1992 to current year.