Guzman Reservoir
Guzman Reservoir is an earth dam located in Kern County, California. It carries a High hazard potential classification and has a satisfactory condition assessment.
About Guzman Reservoir
The primary purpose of Guzman Reservoir 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 Kern-tulare Water District (public utility). It impounds the Offstream near Jasmin.
The dam stands 47 feet tall and stretches 1,275 feet across, creates a reservoir covering 33 acres, has a maximum storage capacity of 684 acre-feet, and collects water from a drainage area of 0 square miles.
This dam carries a high hazard potential classification, which means that a failure or uncontrolled release of water would likely cause loss of human life. This classification reflects the consequences of failure, not the likelihood — it indicates that people live or work in the area downstream. Its condition is rated satisfactory, indicating no existing or potential dam safety deficiencies are recognized. An emergency action plan is in place for this dam. The most recent inspection on record was 01/15/2025.
At 47 feet, this dam is taller than 92% of dams nationwide.
Living Downstream
If you live or work downstream of this dam, consider taking these steps: learn your local evacuation routes, check whether your county emergency management office has a dam failure inundation map, and sign up for local emergency alerts. The California dam safety program can provide more specific information about emergency planning for this structure.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | California |
| County | Kern |
| Nearest City | Jasmin |
| River/Stream | Offstream |
| Coordinates | 35.73990, -119.06670 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 47 ft |
| Dam Height | 47 ft |
| Dam Length | 1,275 ft |
Storage & Hydraulics
| NID Storage | 684 acre-ft |
| Max Storage | 684 acre-ft |
| Surface Area | 33 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 80 cfs |
Ownership & Safety
| Purpose | Water Supply |
| Owner | Kern-Tulare Water District |
| Owner Type | Public Utility |
| Hazard Classification | High |
| Condition Assessment | Satisfactory |
| Last Inspection | 01/15/2025 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | CA10407 |
| Federal ID | CA10407 |
| More Info | State Dam Safety Program |