USGS Water-Year Summary 2024
06818300 MISSOURI RIVER AT ATCHISON, KS
LOCATION - Lat 39°33'35", long 95°06'50" referenced to North American Datum of 1983, in SW 1/4 SE 1/4 NE 1/4 sec.06, T.6 S., R.21 E., Atchison County, KS, Hydrologic Unit 10240011, on downstream side of the U.S. Highway 59 bridge.
DRAINAGE AREA - 426,865 mi².