USGS Water-Year Summary 2021
03373560 LOST RIVER NEAR PROSPECT, IN
LOCATION - Lat 38°34'52", long 86°35'56" referenced to North American Datum of 1927, in SE 1/4 NW 1/4 sec.26, T.2 N., R.2 W., Orange County, IN, Hydrologic Unit 05120208, on downstream side of bridge on Hwy 50/150 at 0.75 mi east of Prospect, 9 mi west of Paoli, 22 mi. southwest of Mitchell, 32 mi. southwest of Bedford, 38.66 river mile.
DRAINAGE AREA - 175 mi² of which 84 mi² probably is noncontributing. drainage area derived from the "Drainage Areas of Indiana Streams" publication also known as the Hogget maps
PERIOD OF RECORD - January 22, 2010 to current year.
GAGE - Water-stage recorder. Datum of gage is 461.27 above North America Vertical Datum of 1988.