Madeline
Madeline is an earth dam located in Lassen County, California, built in 1900. It carries a Low hazard potential classification and has a satisfactory condition assessment.
About Madeline
The primary purpose of Madeline is water supply. The dam stores water for municipal, industrial, or agricultural use, helping ensure a reliable supply for the surrounding area. The dam is owned by Dennis A. And Rene Daugherty (private). It impounds the Tr Madeline Plains.
The dam stands 22 feet tall and stretches 345 feet across, creates a reservoir covering 76 acres, has a maximum storage capacity of 400 acre-feet, and collects water from a drainage area of 12 square miles. Completed in 1900, the structure is over a century 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 06/17/2025.
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Location
| State | California |
| County | Lassen |
| River/Stream | Tr Madeline Plains |
| Coordinates | 41.05720, -120.47090 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 22 ft |
| Dam Height | 22 ft |
| Dam Length | 345 ft |
| Year Completed | 1900 (126 years old) |
Storage & Hydraulics
| NID Storage | 400 acre-ft |
| Max Storage | 400 acre-ft |
| Surface Area | 76 acres |
| Drainage Area | 12 sq mi |
Ownership & Safety
| Purpose | Water Supply |
| Owner | Dennis A. and Rene Daugherty |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 06/17/2025 |
| Emergency Action Plan | No |
Identifiers
| NID ID | CA00954 |
| Federal ID | CA00954 |
| More Info | State Dam Safety Program |