Harmon Dam
Harmon Dam is an earth dam located in Churchill County, Nevada, built in 1957. It carries a Low hazard potential classification.
About Harmon Dam
The primary purpose of Harmon Dam is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Bureau Of Reclamation (federal). It impounds the Carson River-os near Stillwater.
The dam stands 9 feet tall and stretches 3,900 feet across, creates a reservoir covering 250 acres, has a maximum storage capacity of 1,000 acre-feet, and collects water from a drainage area of 100 square miles. Completed in 1957, 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 10/23/2024.
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Location
| State | Nevada |
| County | Churchill |
| Nearest City | Stillwater |
| River/Stream | Carson River-os |
| Coordinates | 39.47530, -118.62940 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 9 ft |
| Dam Height | 9 ft |
| Dam Length | 3,900 ft |
| Year Completed | 1957 (69 years old) |
Storage & Hydraulics
| NID Storage | 1,000 acre-ft |
| Max Storage | 1,000 acre-ft |
| Normal Storage | 500 acre-ft |
| Surface Area | 250 acres |
| Drainage Area | 100 sq mi |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Irrigation |
| Owner | BUREAU OF RECLAMATION |
| Owner Type | Federal |
| Hazard Classification | Low |
| Condition Assessment | Not Available |
| Last Inspection | 10/23/2024 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NV10467 |
| Federal ID | NV10467 |
| More Info | State Dam Safety Program |