LOCATION.-- Lat 42°27'53", long 88°18'00" (NAD of 1927), at NE¼ SE¼ sec.16, T.46N., R.8E., McHenry County, Hydrologic Unit 07120006, 27 feet downstream of Hill Road.

DRAINAGE AREA.-- 66.10 mi².

PERIOD OF RECORD.--

SURFACE-WATER DISCHARGE AND STAGE

PARTIAL RECORD: Annual maximum, water years 1961-1963; Miscellaneous discharge measurements, water year 2000.

SURFACE-WATER QUALITY

MISCELLANEOUS: Water year 2000; contaminants in streambed sediments, water year 2000.

BIOLOGICAL

ALGAE: Pigment and biomass, Water year 2000

BENTHIC MACROINVERTEBRATES: Water year 2000.

HABITAT: Water year 2000.