LOCATION.-- Lat 42°21'01", long 88°06'28" (NAD of 1927), in NW1/4SE1/4 sec.30, T.45 N., R.10 E., Lake County, Hydrologic Unit 07120006, at Village of Round Lake Water Supply well #3 on Nippersink Road.

PERIOD OF RECORD.--

PRECIPITATION: October 1999 to September 2001 (discontinued).

GAGE.-- An 8-inch diameter, unheated tipping-bucket raingage.

REMARKS.-- Collection, computation and publication of precipitation data do not necessarily conform to standards used by the National Weather Service. Precipitation data could be subject to error for days with freezing and/or thawing of precipitation.

EXTREMES FOR PERIOD OF RECORD.--

PRECIPITATION: Maximum daily total, 2.39 in., September 22, 2000.