North Gray
North Gray is an earth dam located in Larimer County, Colorado, built in 1904. It carries a Low hazard potential classification.
About North Gray
The primary purpose of North Gray is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Lake Canal Reservoir Company (harris, Rosanna) (private). It impounds the Boxelder Cr-tr near Timnath.
The dam stands 22 feet tall and stretches 2,928 feet across, creates a reservoir covering 40 acres, and has a maximum storage capacity of 447 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. An emergency action plan is in place for this dam. The most recent inspection on record was 06/26/2017.
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Location
| State | Colorado |
| County | Larimer |
| Nearest City | Timnath |
| River/Stream | Boxelder Cr-tr |
| Coordinates | 40.62001, -104.98723 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 22 ft |
| Dam Height | 20 ft |
| Dam Length | 2,928 ft |
| Year Completed | 1904 (122 years old) |
Storage & Hydraulics
| NID Storage | 447 acre-ft |
| Max Storage | 447 acre-ft |
| Normal Storage | 287 acre-ft |
| Surface Area | 40 acres |
| Max Discharge | 700 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Irrigation |
| Owner | LAKE CANAL RESERVOIR COMPANY (HARRIS, ROSANNA) |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 06/26/2017 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | CO01167 |
| Federal ID | CO01167 |
| More Info | State Dam Safety Program |