USGS Water-Year Summary 2024
04118997 GRAND RIVER AT 6TH ST AT GRAND RAPIDS, MI
LOCATION - Lat 42°58'35.85", long 85°40'24.61" referenced to North American Datum of 1983, in NW 1/4 SE 1/4 sec.24, T.7 N., R.12 W., Kent County, MI, Hydrologic Unit 04050006,
DRAINAGE AREA - 4,905 mi².