LOCATION.-- Lat 42°25'35", long 89°57'50" (NAD of 1927), in NW1/4NW1/4 sec.17, T.28 N., R.5 E., Jo Daviess County, Hydrologic Unit 07060005, at culvert on county road, 2 1/4 mi southwest of Nora.

DRAINAGE AREA.-- 1.93 mi².

PERIOD OF RECORD.--

SURFACE-WATER DISCHARGE AND STAGE

PARTIAL RECORD: Annual maximum, water years 1961 to 1980.

GAGE.-- Crest-stage gage. Datum not determined.

EXTREMES FOR PERIOD OF RECORD.--

SURFACE-WATER DISCHARGE AND STAGE: Maximum discharge, 520 ft³/sec, April 29, 1974, gage height, 17.93 ft.

Table of Contents

Introduction

Station Descriptions

Surface-Water Data

Ground-Water Data

Meteorological Data

Biological Data