SCS-Chigley Sandy Creek Site-04 is a state-regulated dam located in Garvin, Oklahoma, with a primary purpose of flood risk reduction.
Wind
Humidity
Built in 1955 by the USDA NRCS, this earth dam stands at a height of 33 feet and spans a length of 1210 feet, with a maximum storage capacity of 880 acre-feet and a normal storage of 267 acre-feet. The dam is equipped with a controlled spillway and a single valve outlet gate.
Despite being classified as having a low hazard potential, the risk assessment for SCS-Chigley Sandy Creek Site-04 indicates a very high risk level, warranting attention to potential vulnerabilities. The dam's condition assessment is currently listed as "Not Rated," with the last inspection dating back to January 1, 1980. Overall, the site presents an opportunity for water resource and climate enthusiasts to explore the intricate balance between infrastructure development and environmental stewardship in managing flood risks in Oklahoma's waterways.
Year Completed |
1955 |
Dam Length |
1210 |
Dam Height |
33 |
River Or Stream |
WEST BRANCH CHIGLEY SANDY CR |
Primary Dam Type |
Earth |
Surface Area |
50 |
Hydraulic Height |
28 |
Nid Storage |
880 |
Structural Height |
33 |
Outlet Gates |
Valve - 1 |
Hazard Potential |
Low |
Foundations |
Soil |
Nid Height |
33 |
Rock Creek At Sulphur
|
8cfs |
Washita River Near Pauls Valley
|
335cfs |
Pennington Creek Near Reagan
|
7cfs |
Washita River Near Dickson
|
327cfs |
Walnut Creek At Purcell
|
28cfs |
Canadian River At Purcell
|
204cfs |