LOCATION.-- Lat 42°23'00", long 88°00'15" (NAD of 1927), in NW1/4 sec.18, T. 45 N., R. 11 E., Lake County, Hydrologic Unit 07120004, at culvert on U.S. Highway 45, 0.2 mi south of Wedges Corner, 3.5 mi northeast of Grayslake.

DRAINAGE AREA.-- 18.2 mi².

PERIOD OF RECORD.--

SURFACE-WATER DISCHARGE AND STAGE

PARTIAL RECORD: Annual maximum, water years 1962 to 1976.

GAGE.-- Crest-stage gage. Datum is 757.63 ft above NGVD of 1929.

EXTREMES FOR PERIOD OF RECORD.--

SURFACE-WATER DISCHARGE AND STAGE: Maximum discharge, 326 ft³/sec, March 30, 1960, gage height, 2.35 ft.

Table of Contents

Introduction

Station Descriptions

Surface-Water Data

Ground-Water Data

Meteorological Data

Biological Data