Central Alexander County Sewage Treatment Pond Dam
Central Alexander County Sewage Treatment Pond Dam is an earth dam located in Alexander County, Illinois, built in 1998. It carries a Low hazard potential classification.
About Central Alexander County Sewage Treatment Pond Dam
Central Alexander County Sewage Treatment Pond Dam is a dam in Alexander, Illinois. The dam is owned by Central Alexander County Sanitary Dist. (private). It impounds the Trib Pigeon Roost Creek.
The dam stands 7 feet tall and stretches 2,644 feet across, creates a reservoir covering 10 acres, has a maximum storage capacity of 64 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1998, the structure is 28 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 07/08/2021.
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Location
| State | Illinois |
| County | Alexander |
| River/Stream | Trib Pigeon Roost Creek |
| Coordinates | 37.19032, -89.31639 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 7 ft |
| Dam Height | 7 ft |
| Dam Length | 2,644 ft |
| Year Completed | 1998 (28 years old) |
Storage & Hydraulics
| NID Storage | 64 acre-ft |
| Max Storage | 64 acre-ft |
| Normal Storage | 34 acre-ft |
| Surface Area | 10 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 3 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Other |
| Owner | CENTRAL ALEXANDER COUNTY SANITARY DIST. |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Available |
| Last Inspection | 07/08/2021 |
| Emergency Action Plan | No |
Identifiers
| NID ID | IL50433 |
| Federal ID | IL50433 |
| More Info | State Dam Safety Program |