Sunfler is an earth dam located in Tehama County, California, built in 1976. It carries a Low hazard potential classification and has a satisfactory condition assessment.
Dam profile
NID height · 50 ft50 ft tall and 720 ft long, taller than 92% of U.S. dams with a recorded height. Height is drawn to scale against a ten-story building, about 100 ft; the profile is a generic embankment section and the water level is illustrative.
About Sunfler
Sunfler is a dam in Tehama, California. The dam is owned by Frank and Vicky Dawley (private). It impounds the Sunfler Gulch.
The dam stands 50 feet tall and stretches 720 feet across, creates a reservoir covering 21 acres, has a maximum storage capacity of 420 acre-feet, and collects water from a drainage area of 3 square miles. Completed in 1976, the structure is 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. Its condition is rated satisfactory, indicating no existing or potential dam safety deficiencies are recognized. The most recent inspection on record was 06/04/2025.
At 50 feet, this dam is taller than 92% of dams nationwide.
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Location
| State | California |
| County | Tehama |
| River/Stream | Sunfler Gulch |
| Coordinates | 40.07370, -122.58730 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 50 ft |
| Dam Height | 50 ft |
| Dam Length | 720 ft |
| Year Completed | 1976 (50 years old) |
Storage & Hydraulics
| NID Storage | 420 acre-ft |
| Max Storage | 420 acre-ft |
| Surface Area | 21 acres |
| Drainage Area | 3 sq mi |
Ownership & Safety
| Purpose | Other |
| Owner | Frank and Vicky Dawley |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 06/04/2025 |
| Emergency Action Plan | No |
Identifiers
| NID ID | CA01116 |
| Federal ID | CA01116 |
| More Info | State Dam Safety Program |