Big Sandy Creek Antelope
Big Sandy Creek Antelope is an earth dam located in El Paso County, Colorado, built in 1960. It carries a Low hazard potential classification and has a satisfactory condition assessment.
About Big Sandy Creek Antelope
The primary purpose of Big Sandy Creek Antelope is flood risk reduction. The dam is designed to control downstream flooding by temporarily storing excess water during storms and releasing it at a controlled rate. The dam is owned by Double El Scd, Board (devin Schinzel, Board Presid (local government). It impounds the Antelope Creek near Ramah.
The dam stands 38 feet tall and stretches 1,914 feet across, creates a reservoir covering 159 acres, has a maximum storage capacity of 2,214 acre-feet, and collects water from a drainage area of 15 square miles. Completed in 1960, the structure is well into its service life at over 50 years old.
This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected loss of life. Its condition is rated satisfactory, indicating no existing or potential dam safety deficiencies are recognized. The most recent inspection on record was 07/20/2020.
At 38 feet, this dam is taller than 85% of dams nationwide.
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Location
| State | Colorado |
| County | El Paso |
| Nearest City | Ramah |
| River/Stream | Antelope Creek |
| Coordinates | 39.12251, -104.18501 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 38 ft |
| Dam Height | 35 ft |
| Dam Length | 1,914 ft |
| Year Completed | 1960 (66 years old) |
Storage & Hydraulics
| NID Storage | 2,214 acre-ft |
| Max Storage | 2,214 acre-ft |
| Normal Storage | 1,499 acre-ft |
| Surface Area | 159 acres |
| Drainage Area | 15 sq mi |
| Max Discharge | 15,064 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | DOUBLE EL SCD, BOARD (DEVIN SCHINZEL, BOARD PRESID |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 07/20/2020 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | CO00558 |
| Federal ID | CO00558 |
| More Info | State Dam Safety Program |