Brown Dam
Brown Dam is an earth dam located in Union County, Iowa, built in 1966. It carries a Low hazard potential classification.
About Brown Dam
The primary purpose of Brown Dam is fire protection, stock, or small fish pond. The dam maintains a small impoundment used for fire suppression, livestock watering, or as a fish pond. The dam is owned by Robert R & Dorothy E Brown (private). It impounds the Tr-sand Creek near Grand River.
The dam stands 28 feet tall and stretches 512 feet across, creates a reservoir covering 5 acres, has a maximum storage capacity of 60 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1966, 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. The most recent inspection on record was 01/11/1968. That was over 58 years ago.
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Location
| State | Iowa |
| County | Union |
| Nearest City | Grand River |
| River/Stream | Tr-sand Creek |
| Coordinates | 40.90460, -94.07950 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 28 ft |
| Dam Height | 28 ft |
| Dam Length | 512 ft |
| Year Completed | 1966 (60 years old) |
Storage & Hydraulics
| NID Storage | 60 acre-ft |
| Max Storage | 60 acre-ft |
| Normal Storage | 44 acre-ft |
| Surface Area | 5 acres |
| Drainage Area | 0 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | Robert R & Dorothy E Brown |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 01/11/1968 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | IA01094 |
| Federal ID | IA01094 |
| More Info | State Dam Safety Program |