Brown Dam is an earth dam located in Ida County, Iowa, built in 1961. It carries a Low hazard potential classification.
Dam profile
NID height · 29 ft29 ft tall and 490 ft long, taller than 65% of U.S. dams with a recorded height. 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 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 Murl Brown (private). It impounds the Tr-maple River near Danbury.
The dam stands 29 feet tall and stretches 490 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 1961, 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 01/02/1963. That was over 63 years ago.
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Location
| State | Iowa |
| County | Ida |
| Nearest City | Danbury |
| River/Stream | Tr-maple River |
| Coordinates | 42.25960, -95.59700 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 29 ft |
| Dam Height | 29 ft |
| Dam Length | 490 ft |
| Year Completed | 1961 (65 years old) |
Storage & Hydraulics
| NID Storage | 60 acre-ft |
| Max Storage | 60 acre-ft |
| Normal Storage | 19 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 | Murl Brown |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 01/02/1963 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | IA00512 |
| Federal ID | IA00512 |
| More Info | State Dam Safety Program |