Study Reach.--Section 1 is 30 ft downstream from bridge.
Gage Location.--Lat 40°08', long 87°45', in NE1/4 SW1/4 sec.5, T.19N., R.12W., at downstream side of bridge in Kickapoo State Park.
Drainage Area.--417 sq mi.
Gage Datum and Elevations of Reference Points.--Not available.
Stage, Discharge Measurements and Computed n-Values.--Gage heights were 549.20 ft at gage; 549.13 ft at section 1. Peak discharges was 1,620 cfs on May 1, 1956.
Date of Observation | Discharge (ft3/s) | Average Cross Section Area (ft2) | Hydraulic Radius (ft) | Mean Velocity (ft/s) | Slope | Coefficient of Roughness n |
---|---|---|---|---|---|---|
5/1/1956 | 1632.1 | 378.7 | 3.22 | 4.31 | 0.003100 | 0.037 |
Description of Channel.--Bed is gravel and small cobbles. Banks are lined with trees and small underbrush.