Ice Harbor Ranch Block 211 Reservoir is an earth dam located in Franklin County, Washington, built in 2013. It carries a Low hazard potential classification.
Dam profile
NID height · 25 ft25 ft tall and 2,260 ft long, taller than 50% of U.S. dams with a recorded height. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.
About Ice Harbor Ranch Block 211 Reservoir
The primary purpose of Ice Harbor Ranch Block 211 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 Stemilt Holdings, LLC (private).
The dam stands 25 feet tall and stretches 2,260 feet across, creates a reservoir covering 7 acres, and has a maximum storage capacity of 103 acre-feet. Completed in 2013, the structure is relatively new.
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.
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Location
| State | Washington |
| County | Franklin |
| Coordinates | 46.37000, -118.76200 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 25 ft |
| Dam Length | 2,260 ft |
| Year Completed | 2013 (13 years old) |
Storage & Hydraulics
| NID Storage | 103 acre-ft |
| Max Storage | 103 acre-ft |
| Normal Storage | 81 acre-ft |
| Surface Area | 7 acres |
Ownership & Safety
| Purpose | Water Supply |
| Owner | Stemilt Holdings, LLC |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | WA00737 |
| Federal ID | WA00737 |
| More Info | State Dam Safety Program |