Beaver Kill at Cooks Falls, N.Y


Study Reach.--Section 5 is about 2,700 ft downstream from gage.

Gage Reference Location.--Lat 41°56'50", long 74°58'45", on left bank 125 ft downstream from highway bridge in Cooks Falls, Delaware County, and 5.5 miles downstream from Willowemoc Creek.

Drainage Area.--241 sq mi.

Gage Datum and Elevations of Reference Points.--Not available.

Stage, Discharge Measurements and Computed n-Values.--Gage height were11.69 ft at gage; 42.65 ft (different datum) at section 5. Peak discharge was 15,500 cfs on Mar. 22, 1948.

Date of Observation Discharge (ft3/s) Average Cross Section Area (ft2) Hydraulic Radius (ft) Mean Velocity (ft/s) Slope Coefficient of Roughness n
3/22/1948 15493.5 1650.0 7.27 9.39 0.003381 0.033

Description of Channel.--Bed consists of coarse gravel and cobbles with scattered boulders. Light brush is on both banks and some trees are near water's edge on right bank.

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Page Last Modified: December 19, 2012