Evans Flavorland Reservoir No 1
Evans Flavorland Reservoir No 1 is an earth dam located in Yakima County, Washington, built in 1985. It carries a High hazard potential classification and has a satisfactory condition assessment.
About Evans Flavorland Reservoir No 1
The primary purpose of Evans Flavorland Reservoir No 1 is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Evans Fruit Co Inc (private). It impounds the Unnamed Trib Yakima River near Sunnyside.
The dam stands 50 feet tall and stretches 420 feet across, creates a reservoir covering 3 acres, has a maximum storage capacity of 140 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1985, the structure is 41 years old.
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 09/28/2023.
At 50 feet, this dam is taller than 93% 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 Washington 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 | Washington |
| County | Yakima |
| Nearest City | Sunnyside |
| River/Stream | Unnamed Trib Yakima River |
| Coordinates | 46.40489, -120.00771 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 50 ft |
| Dam Length | 420 ft |
| Year Completed | 1985 (41 years old) |
Storage & Hydraulics
| NID Storage | 140 acre-ft |
| Max Storage | 140 acre-ft |
| Normal Storage | 102 acre-ft |
| Surface Area | 3 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 250 cfs |
Ownership & Safety
| Purpose | Irrigation |
| Owner | Evans Fruit Co Inc |
| Owner Type | Private |
| Hazard Classification | High |
| Condition Assessment | Satisfactory |
| Last Inspection | 09/28/2023 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | WA00715 |
| Federal ID | WA00715 |
| More Info | State Dam Safety Program |