Twin Lakes
Twin Lakes is an earth dam located in Larimer County, Colorado, built in 1904. It carries a Low hazard potential classification.
About Twin Lakes
The primary purpose of Twin Lakes is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Colorado Parks And Wildlife (state). It impounds the S Lone Pine Cr near Fort Collins.
The dam stands 15 feet tall and stretches 330 feet across, creates a reservoir covering 23 acres, and has a maximum storage capacity of 247 acre-feet. Completed in 1904, the structure is over a century 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 09/25/2013. That was over 12 years ago.
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Location
| State | Colorado |
| County | Larimer |
| Nearest City | Fort Collins |
| River/Stream | S Lone Pine Cr |
| Coordinates | 40.79138, -105.57292 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 15 ft |
| Dam Height | 15 ft |
| Dam Length | 330 ft |
| Year Completed | 1904 (122 years old) |
Storage & Hydraulics
| NID Storage | 247 acre-ft |
| Max Storage | 247 acre-ft |
| Normal Storage | 157 acre-ft |
| Surface Area | 23 acres |
| Max Discharge | 100 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | COLORADO PARKS AND WILDLIFE |
| Owner Type | State |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 09/25/2013 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | CO02041 |
| Federal ID | CO02041 |
| More Info | State Dam Safety Program |