Branch 18
Branch 18 is an earth dam located in Chisago County, Minnesota, built in 2011. It carries a Low hazard potential classification and has a poor condition assessment.
About Branch 18
Branch 18 is a dam in Chisago, Minnesota. The dam is owned by Malmquist, Max (private). It impounds the Sunrise Riv N Br-tr near North Branch.
The dam stands 7 feet tall, has a maximum storage capacity of 200 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 2011, 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. Its condition is rated poor, meaning the dam has recognized safety deficiencies that require remediation to address risks. The most recent inspection on record was 04/22/2021.
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Location
| State | Minnesota |
| County | Chisago |
| Nearest City | North Branch |
| River/Stream | Sunrise Riv N Br-tr |
| Coordinates | 45.51767, -93.01178 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 7 ft |
| Dam Height | 7 ft |
| Year Completed | 2011 (15 years old) |
Storage & Hydraulics
| NID Storage | 200 acre-ft |
| Max Storage | 200 acre-ft |
| Drainage Area | 1 sq mi |
Ownership & Safety
| Purpose | Other |
| Owner | Malmquist, Max |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Poor |
| Last Inspection | 04/22/2021 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MN01623 |
| Federal ID | MN01623 |
| More Info | State Dam Safety Program |