Amax Coal Co. Dam is an earth dam located in Vigo County, Indiana. It carries a Low hazard potential classification.
Dam profile
NID height · 21 ft21 ft tall and 400 ft long. 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 Amax Coal Co. Dam
The primary purpose of Amax Coal Co. Dam is debris control. The dam is designed to catch sediment, rocks, and debris carried by flowing water — particularly important in areas prone to mudslides or heavy erosion. The dam is owned by Lonnie Nelson (private).
The dam stands 21 feet tall and stretches 400 feet across, creates a reservoir covering 3 acres, has a maximum storage capacity of 336 acre-feet, and collects water from a drainage area of 1 square miles.
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 02/06/1990. That was over 36 years ago.
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Location
| State | Indiana |
| County | Vigo |
| Coordinates | 39.41443, -87.26478 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 21 ft |
| Dam Height | 21 ft |
| Dam Length | 400 ft |
Storage & Hydraulics
| NID Storage | 336 acre-ft |
| Max Storage | 336 acre-ft |
| Normal Storage | 82 acre-ft |
| Surface Area | 3 acres |
| Drainage Area | 1 sq mi |
Ownership & Safety
| Purpose | Debris Control |
| Owner | Lonnie Nelson |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 02/06/1990 |
| Emergency Action Plan | No |
Identifiers
| NID ID | IN03112 |
| Federal ID | IN03112 |
| More Info | State Dam Safety Program |