LOCATION.-- Latitude 41°55'18", longitude 87°58'30" (NAD of 1927), in SE1/4SW1/4SW1/4 sec. 27, T.40 N., R.11 E., Du Page County, Hydrologic Unit 07120004, on Villa Avenue 0.5 mi south of State Highway 20, and located on the southern most building of the Addison Wastewater Treatment Facility at Addison. | |
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, 3.79 in., October 13, 2001. |