State Ditch No. 90
State Ditch No. 90 is an earth dam located in Kittson County, Minnesota, built in 1970. It carries a Low hazard potential classification and has a satisfactory condition assessment.
About State Ditch No. 90
The primary purpose of State Ditch No. 90 is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Mndnr-wildlife (state). It impounds the Two Rivers South Branch near Lake Bronson.
The dam stands 7 feet tall and stretches 110 feet across, has a maximum storage capacity of 1,001 acre-feet, and collects water from a drainage area of 35 square miles. Completed in 1970, 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. Its condition is rated satisfactory, indicating no existing or potential dam safety deficiencies are recognized. The most recent inspection on record was 10/01/2024.
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Location
| State | Minnesota |
| County | Kittson |
| Nearest City | Lake Bronson |
| River/Stream | Two Rivers South Branch |
| Coordinates | 48.63101, -96.40929 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 7 ft |
| Dam Height | 7 ft |
| Dam Length | 110 ft |
| Year Completed | 1970 (56 years old) |
Storage & Hydraulics
| NID Storage | 1,001 acre-ft |
| Max Storage | 1,001 acre-ft |
| Normal Storage | 1,001 acre-ft |
| Drainage Area | 35 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | MNDNR-Wildlife |
| Owner Type | State |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 10/01/2024 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MN00767 |
| Federal ID | MN00767 |
| More Info | State Dam Safety Program |