Cache Creek Settling Basin
Cache Creek Settling Basin is an earth dam located in Yolo County, California, built in 1993. It carries a Low hazard potential classification and has a satisfactory condition assessment.
About Cache Creek Settling Basin
The primary purpose of Cache Creek Settling Basin is debris control. The dam is designed to catch sediment, rocks, and debris carried by flowing water — particularly important in areas prone to mudslides or heavy erosion. The dam is owned by Central Valley Flood Protection Board (state). It impounds the Cache Creek.
The dam stands 29 feet tall and stretches 40,083 feet across, creates a reservoir covering 3,600 acres, and has a maximum storage capacity of 3,800 acre-feet. Completed in 1993, the structure is 33 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 03/25/2025.
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Location
| State | California |
| County | Yolo |
| River/Stream | Cache Creek |
| Coordinates | 38.67820, -121.67300 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 29 ft |
| Dam Height | 29 ft |
| Dam Length | 40,083 ft |
| Year Completed | 1993 (33 years old) |
Storage & Hydraulics
| NID Storage | 3,800 acre-ft |
| Max Storage | 3,800 acre-ft |
| Surface Area | 3,600 acres |
Ownership & Safety
| Purpose | Debris Control |
| Owner | Central Valley Flood Protection Board |
| Owner Type | State |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 03/25/2025 |
| Emergency Action Plan | No |
Identifiers
| NID ID | CA01348 |
| Federal ID | CA01348 |
| More Info | State Dam Safety Program |