USGS Water-Year Summary 2020
07010097 RIVER DES PERES AT ST. LOUIS, MO
LOCATION - Lat 38°33'33.9", long 90°16'59.5" referenced to North American Datum of 1983, in T.44 N., R.7 E., St. Louis County, MO, Hydrologic Unit 07140101, on right downstream abutment of Morgan Ford Road bridge, 0.6 mi north of Interstate 55, 2.1 mi east of Mackenzie Road, and 2.4 mi upstream from confluence to the Mississippi River.
DRAINAGE AREA - 85.2 mi².
PERIOD OF RECORD - Feb 8, 2002 to current year.
GAGE - Water-stage recorder and crest-stage gage. Datum of gage is 390.57 ft above North American Vertical Datum of 1988.
PERIOD OF RECORD - Oct 2002 to Sep 2007.