Cow Palace Lagoon 2
Cow Palace Lagoon 2 is an earth dam located in Yakima County, Washington, built in 2017. It carries a High hazard potential classification and has a satisfactory condition assessment.
About Cow Palace Lagoon 2
Cow Palace Lagoon 2 is a dam in Yakima, Washington. The dam is owned by Cow Palace, Llc (private).
The dam stands 28 feet tall and stretches 1,960 feet across, and has a maximum storage capacity of 90 acre-feet. Completed in 2017, the structure is relatively new.
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 01/10/2017. That was 9 years ago, which is on the longer end for a high-hazard structure.
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 |
| Coordinates | 46.40379, -120.13644 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 28 ft |
| Dam Length | 1,960 ft |
| Year Completed | 2017 (9 years old) |
Storage & Hydraulics
| NID Storage | 90 acre-ft |
| Max Storage | 90 acre-ft |
| Normal Storage | 75 acre-ft |
Ownership & Safety
| Purpose | Other |
| Owner | Cow Palace, LLC |
| Owner Type | Private |
| Hazard Classification | High |
| Condition Assessment | Satisfactory |
| Last Inspection | 01/10/2017 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | WA00764 |
| Federal ID | WA00764 |
| More Info | State Dam Safety Program |