Miller Pond Dam 1 is an earth dam located in Macoupin County, Illinois, built in 1977. It carries a Low hazard potential classification.
Dam profile
NID height · 30 ft30 ft tall and 250 ft long, taller than 68% 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 Miller Pond Dam 1
Miller Pond Dam 1 is a dam in Macoupin, Illinois. The dam is owned by Frank Miller;frank Miller (private). It impounds the Tr- Macoupin Creek Ne near Jalapa.
The dam stands 30 feet tall and stretches 250 feet across, creates a reservoir covering 3 acres, has a maximum storage capacity of 61 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1977, the structure is 49 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 05/10/2024.
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Location
| State | Illinois |
| County | Macoupin |
| Nearest City | Jalapa |
| River/Stream | Tr- Macoupin Creek Ne |
| Coordinates | 39.22806, -90.05700 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 30 ft |
| Dam Height | 30 ft |
| Dam Length | 250 ft |
| Year Completed | 1977 (49 years old) |
Storage & Hydraulics
| NID Storage | 61 acre-ft |
| Max Storage | 61 acre-ft |
| Normal Storage | 41 acre-ft |
| Surface Area | 3 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 316 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Other |
| Owner | Frank Miller;frank Miller |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 05/10/2024 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | IL40078 |
| Federal ID | IL40078 |
| More Info | State Dam Safety Program |