Moss Flat
Moss Flat is an earth dam located in Lake County, Oregon. It carries a Low hazard potential classification.
About Moss Flat
The primary purpose of Moss Flat is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Collins Timber Company (private). It impounds the Unnamed Trib/north Fork Cox Creek near No Downstream Settlement.
The dam stands 11 feet tall, creates a reservoir covering 199 acres, and has a maximum storage capacity of 993 acre-feet.
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 10/01/2015. That was over 10 years ago.
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Location
| State | Oregon |
| County | Lake |
| Nearest City | No Downstream Settlement |
| River/Stream | Unnamed Trib/north Fork Cox Creek |
| Coordinates | 42.41103, -120.42689 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 11 ft |
| Dam Height | 11 ft |
Storage & Hydraulics
| NID Storage | 993 acre-ft |
| Max Storage | 993 acre-ft |
| Normal Storage | 993 acre-ft |
| Surface Area | 199 acres |
Ownership & Safety
| Purpose | Irrigation |
| Owner | COLLINS TIMBER COMPANY |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 10/01/2015 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | OR03729 |
| Federal ID | OR03729 |
| More Info | State Dam Safety Program |