Elwood Dam
Elwood Dam is an earth dam located in Howard County, Iowa, built in 1967. It carries a Low hazard potential classification.
About Elwood Dam
The primary purpose of Elwood 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 Fred C Elwood (private). It impounds the Tr-minor Creek near Bluffton.
The dam stands 28 feet tall and stretches 376 feet across, creates a reservoir covering 9 acres, has a maximum storage capacity of 127 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1967, 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 12/19/1960. That was over 65 years ago.
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Location
| State | Iowa |
| County | Howard |
| Nearest City | Bluffton |
| River/Stream | Tr-minor Creek |
| Coordinates | 43.41980, -92.09340 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 28 ft |
| Dam Height | 28 ft |
| Dam Length | 376 ft |
| Year Completed | 1967 (59 years old) |
Storage & Hydraulics
| NID Storage | 127 acre-ft |
| Max Storage | 127 acre-ft |
| Normal Storage | 60 acre-ft |
| Surface Area | 9 acres |
| Drainage Area | 0 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | Fred C Elwood |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 12/19/1960 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | IA00494 |
| Federal ID | IA00494 |
| More Info | State Dam Safety Program |