Codding Reservoir is an earth dam located in Mendocino County, California. It carries a Low hazard potential classification and has a fair condition assessment.
Dam profile
NID height · 36 ft36 ft tall and 250 ft long, taller than 82% of U.S. dams with a recorded height. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.
About Codding Reservoir
Codding Reservoir is a dam in Mendocino, California. The dam is owned by David Codding (private). It impounds the Unnamed.
The dam stands 36 feet tall and stretches 250 feet across, and has a maximum storage capacity of 72 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. Its condition is rated fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. The most recent inspection on record was 05/14/2025.
At 36 feet, this dam is taller than 82% of dams nationwide.
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Location
| State | California |
| County | Mendocino |
| River/Stream | Unnamed |
| Coordinates | 38.92060, -122.97380 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 36 ft |
| Dam Height | 36 ft |
| Dam Length | 250 ft |
Storage & Hydraulics
| NID Storage | 72 acre-ft |
| Max Storage | 72 acre-ft |
Ownership & Safety
| Purpose | Other |
| Owner | David Codding |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Fair |
| Last Inspection | 05/14/2025 |
| Emergency Action Plan | No |
Identifiers
| NID ID | CA10385 |
| Federal ID | CA10385 |
| More Info | State Dam Safety Program |