Cut Bank Sewage Lagoon is an earth dam located in Glacier County, Montana, built in 1959. It carries a Low hazard potential classification.
Dam profile
NID height · 12 ft12 ft tall and 2,740 ft long. 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 Cut Bank Sewage Lagoon
Cut Bank Sewage Lagoon is a dam in Glacier, Montana. The dam is owned by City of Cut Bank (local government). It impounds the Offstream-old Maids Coulee.
The dam stands 12 feet tall and stretches 2,740 feet across, and has a maximum storage capacity of 75 acre-feet. Completed in 1959, the structure is well into its service life at over 50 years old.
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 | Montana |
| County | Glacier |
| Nearest City | None |
| River/Stream | Offstream-old Maids Coulee |
| Coordinates | 48.64370, -112.30850 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 12 ft |
| Dam Height | 12 ft |
| Dam Length | 2,740 ft |
| Year Completed | 1959 (67 years old) |
Storage & Hydraulics
| NID Storage | 75 acre-ft |
| Max Storage | 75 acre-ft |
| Normal Storage | 75 acre-ft |
Ownership & Safety
| Purpose | Other |
| Owner | City of Cut Bank |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MT01419 |
| Federal ID | MT01419 |
| More Info | State Dam Safety Program |