Layton Reservoir 1
Layton Reservoir 1 is an earth dam located in Crook County, Oregon, built in 1977. It carries a Low hazard potential classification.
About Layton Reservoir 1
The primary purpose of Layton Reservoir 1 is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by James Layton (private). It impounds the Grinstone Creek near No Downstream Settlement.
The dam stands 25 feet tall and stretches 1,900 feet across, creates a reservoir covering 19 acres, has a maximum storage capacity of 177 acre-feet, and collects water from a drainage area of 10 square miles. Completed in 1977, the structure is 49 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 09/14/2015. That was over 10 years ago.
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Location
| State | Oregon |
| County | Crook |
| Nearest City | No Downstream Settlement |
| River/Stream | Grinstone Creek |
| Coordinates | 44.14885, -119.84850 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 25 ft |
| Dam Height | 25 ft |
| Dam Length | 1,900 ft |
| Year Completed | 1977 (49 years old) |
Storage & Hydraulics
| NID Storage | 177 acre-ft |
| Max Storage | 177 acre-ft |
| Normal Storage | 93 acre-ft |
| Surface Area | 19 acres |
| Drainage Area | 10 sq mi |
| Max Discharge | 898 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Irrigation |
| Owner | JAMES LAYTON |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 09/14/2015 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | OR00717 |
| Federal ID | OR00717 |
| More Info | State Dam Safety Program |