W. Cherry Creek Det. #8
W. Cherry Creek Det. #8 is an earth dam located in Douglas County, Colorado, built in 1960. It carries a Low hazard potential classification.
About W. Cherry Creek Det. #8
The primary purpose of W. Cherry Creek Det. #8 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 Douglas County (local government). It impounds the Elk Creek near Franktown.
The dam stands 30 feet tall and stretches 592 feet across, creates a reservoir covering 14 acres, has a maximum storage capacity of 141 acre-feet, and collects water from a drainage area of 2 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. The most recent inspection on record was 04/04/2019.
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Location
| State | Colorado |
| County | Douglas |
| Nearest City | Franktown |
| River/Stream | Elk Creek |
| Coordinates | 39.14584, -104.74500 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 30 ft |
| Dam Height | 28 ft |
| Dam Length | 592 ft |
| Year Completed | 1960 (66 years old) |
Storage & Hydraulics
| NID Storage | 141 acre-ft |
| Max Storage | 141 acre-ft |
| Surface Area | 14 acres |
| Drainage Area | 2 sq mi |
| Max Discharge | 4,208 cfs |
| Spillway Type | None |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | DOUGLAS COUNTY |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 04/04/2019 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | CO00320 |
| Federal ID | CO00320 |
| More Info | State Dam Safety Program |