LOCATION.-- Lat 42°29'10", long 87°49'20" (NAD of 1927), in SW1/4SW1/4 sec.3, T.46 S., R.12 E., Lake County, Hydrologic Unit 04040002, at culvert on State Highway 42, 1/4 mi north of center of Winthrop Harbor.

DRAINAGE AREA.-- 1.51 mi².

PERIOD OF RECORD.--

SURFACE-WATER DISCHARGE AND STAGE

PARTIAL RECORD: Annual maximum, water years 1956 to 1972.

GAGE.-- Crest-stage gage. Datum of gage is 596.57 ft above NGVD of 1929.

EXTREMES FOR PERIOD OF RECORD.--

SURFACE-WATER DISCHARGE AND STAGE: Maximum discharge, 355 ft³/sec, June 29, 1969, gage height, 14.89 ft.

Table of Contents

Introduction

Station Descriptions

Surface-Water Data

Ground-Water Data

Meteorological Data

Biological Data