USGS Water-Year Summary 2019
05522500 IROQUOIS RIVER AT RENSSELAER, IN
LOCATION - Lat 40°56'00", long 87°07'44" referenced to North American Datum of 1927, in NW 1/4 SE 1/4 sec.29, T.29 N., R.6 W., Jasper County, IN, Hydrologic Unit 07120002, on right bank 20 ft downstream from bridge on State Highway 114, 0.8 mi east of Rensselaer, 1.5 mi downstream from Ryan Ditch, 5.5 mi upstream from Slough Creek, and at mile 84.9.
DRAINAGE AREA - 203 mi². Drainage area derived from the "Drainage Areas of Indiana Streams" publication
- WSP 2115: Drainage area.
PERIOD OF RECORD - July 1948 to current year.
GAGE - Water-stage recorder. Datum of gage is 642.32 feet above the North American Vertical Datum of 1988. Formerly 642.29 ft above National Geodetic Vertical Datum of 1929 (levels by State of Indiana, Department of Natural Resources). Prior to July 8, 1949, non-recording gage at same site and datum.