LOCATION.-- Latitude 41°57'37", longitude 88°03'11" (NAD of 1927), in SE1/4NE1/4NE1/4 sec.14, R.10 E., T.40 N., Du Page County, Hydrologic Unit 07120004, at the end of the bike trail of the Spring Creek Resevoir 0.5 mi west of Lake Street, and located on the top of the pump control building near Bloomingdale.

PERIOD OF RECORD.--

PRECIPITATION: July 1997 to current year.

GAGE.-- An 8-in.-diameter, unheated, tipping-bucket rain gage.

REMARKS.-- Snowfall-affected data can result during cold weather when snow fills the rain-gage funnel and then melts as temperatures rise. Snowfall-affected data are subject to appreciable errors.

EXTREMES FOR PERIOD OF RECORD.--

PRECIPITATION: Maximum daily total, 3.91 in., October 13, 2001.