USGS Water-Year Summary 2018
06918440 SAC RIVER NEAR DADEVILLE, MO
LOCATION - Lat 37°26'35.3", long 93°41'05.6" referenced to North American Datum of 1983, in NE 1/4 NE 1/4 NW 1/4 sec.09, T.31 N., R.25 W., Dade County, MO, Hydrologic Unit 10290106, on downstream side of bridge on State Highway 245, 2 mi upstream from Cave Spring Branch, and 2 mi south of Dadeville.
DRAINAGE AREA - 257 mi².
PERIOD OF RECORD - Jun 1966 to current year. Annual maximum only, for water years 1965-66.
GAGE - Water-stage recorder. Datum of gage is 869.78 ft above National Geodetic Vertical Datum of 1929 (levels by the Missouri State Highway and Transportation Commission). Prior to Jun 1966, crest-stage gage at same site and datum.