North Ranch Storage Lagoon is an earth dam located in Mason County, Washington, built in 2018. It carries a Significant hazard potential classification and has a satisfactory condition assessment.
Dam profile
NID height · 18 ft18 ft tall. 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 North Ranch Storage Lagoon
North Ranch Storage Lagoon is a dam in Mason, Washington. The dam is owned by Bio-recycling Corp. (private). It impounds the Tr. Cranberry Creek- Offstream.
The dam stands 18 feet tall, creates a reservoir covering 1 acres, and has a maximum storage capacity of 21 acre-feet. Completed in 2018, the structure is relatively new.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life. 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 06/13/2018.
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Location
| State | Washington |
| County | Mason |
| River/Stream | Tr. Cranberry Creek- Offstream |
| Coordinates | 47.31214, -123.10787 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 18 ft |
| Year Completed | 2018 (8 years old) |
Storage & Hydraulics
| NID Storage | 21 acre-ft |
| Max Storage | 21 acre-ft |
| Normal Storage | 20 acre-ft |
| Surface Area | 1 acres |
Ownership & Safety
| Purpose | Other |
| Owner | Bio-recycling Corp. |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Satisfactory |
| Last Inspection | 06/13/2018 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | WA01824 |
| Federal ID | WA01824 |
| More Info | State Dam Safety Program |