LOCATION.-- Lat 41°14'46", long 88°07'37" (NAD of 1927), in NW1/4 sec. 19, T.32 N., R. 10 E., Will County, Hydrologic Unit 07120001, at Wabash Railroad bridge in Custer Park, 0.25 mi above Horse Creek.

DRAINAGE AREA.-- 4,870 mi².

PERIOD OF RECORD.--

SURFACE-WATER DISCHARGE AND STAGE

DISCHARGE: November 1914 to November 1933.

GAGE.-- Chain gage. Datum of gage is 531.27 feet above NGVD of 1929.

REMARKS.-- Small amount of regulation above gage.

EXTREMES FOR PERIOD OF RECORD.--

SURFACE-WATER DISCHARGE AND STAGE: Maximum, 33,700 ft³/s May 14, 1933; gage height, 15.32 ft; minimum daily, 250 ft³/s Nov. 15 and 18, 1914.

Table of Contents

Introduction

Station Descriptions

Surface-Water Data

Ground-Water Data

Meteorological Data

Biological Data