Double L
Double L is an earth dam located in Platte County, Wyoming, built in 1965. It carries a Low hazard potential classification.
About Double L
The primary purpose of Double L is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Michael & Valorie Heatherly (private). It impounds the Richeau Creek near Torrington.
The dam stands 26 feet tall and stretches 1,376 feet across, creates a reservoir covering 21 acres, and has a maximum storage capacity of 205 acre-feet. Completed in 1965, 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 06/29/2021.
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Location
| State | Wyoming |
| County | Platte |
| Nearest City | Torrington |
| River/Stream | Richeau Creek |
| Coordinates | 41.77340, -104.97450 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 26 ft |
| Dam Height | 26 ft |
| Dam Length | 1,376 ft |
| Year Completed | 1965 (61 years old) |
Storage & Hydraulics
| NID Storage | 205 acre-ft |
| Max Storage | 205 acre-ft |
| Normal Storage | 130 acre-ft |
| Surface Area | 21 acres |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Irrigation |
| Owner | MICHAEL & VALORIE HEATHERLY |
| Owner Type | Private |
| Hazard Classification | Low |
| Last Inspection | 06/29/2021 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | WY00180 |
| Federal ID | WY00180 |
| More Info | State Dam Safety Program |