LOCATION.-- Lat 41°31'54", long 88°11'34" (NAD of 1927), in NW1/4 SE1/4 NW1/4 sec.10, T.35 N., R.9 E., Will County, Hydrologic Unit 07120004. Located 0.7 miles upstream of Route 52. | |
DRAINAGE AREA.-- 319.9 mi2 | |
PERIOD OF RECORD.-- | |
SURFACE-WATER QUALITY | |
MISCELLANEOUS: Water year 1989. | |
BIOLOGICAL | |
ALGAE: Water year 1990. | |
REMARKS.-- Station established as a low-flow water-quality sampling site in 1990 as part of the upper Illinois River basin pilot project for the National Water-Quality Assessment Program. Biological samples were collected downstream from the island near the bridge. |
Table of Contents |
Introduction |
Station Descriptions |
Surface-Water Data |
Ground-Water Data |
Meteorological Data |
Biological Data |