Study Reach.--Section 3 is about 3,100 ft upstream from gage.
Gage Location.--Lat 33°58', long 83°25', on left bank 0.5 mile upstream from U.S. Highway 29, 2 miles west of Athens, Clarke County, and 5 miles upstream from Barber Creek.
Drainage Area.--398 sq mi.
Gage Datum and Elevations of Reference Points.--Not available.
Stage, Discharge Measurements and Computed n-Values.--Gage heights were 11.68 ft, 7.04 ft, 4.90 ft at gage; 13.34 ft, 8.96 ft and 7.24 ft at section 3. Peak discharges were 6,110 cfs; 3,140 cfs and 2,210 cfs on May 31, May 27 and Apr. 17, 1959 respectively.
Date of Observation | Discharge (ft3/s) | Average Cross Section Area (ft2) | Hydraulic Radius (ft) | Mean Velocity (ft/s) | Slope | Coefficient of Roughness n |
---|---|---|---|---|---|---|
4/17/1959 | 2216.9 | 780.6 | 6.84 | 2.84 | 0.000588 | 0.044 |
5/27/1959 | 3140.8 | 976.0 | 8.10 | 3.22 | 0.000518 | 0.041 |
5/31/1959 | 6114.3 | 1524.0 | 10.11 | 4.01 | 0.000467 | 0.042 |
Description of Channel.--Bed is gravel and small cobbles. Banks are lined with trees and small underbrush.