USGS Water-Year Summary 2019
05514860 DARDENNE CREEK AT OLD TOWN ST. PETERS, MO
LOCATION - Lat 38°48'12", long 90°38'06" referenced to North American Datum of 1927, in SE 1/4 SW 1/4 SW 1/4 sec.24, T.47 N., R.3 E., St. Charles County, MO, Hydrologic Unit 07110009, on right bank anchored to the downstream side of the Main Street bridge, HWY C.
DRAINAGE AREA - 102 mi².
PERIOD OF RECORD - Nov 18, 1999 to current year.
GAGE - Water-stage recorder and crest-stage gage. Datum of gage is 425.39 ft above North American Vertical Datum of 1988.