Westview Acres Lake Dam is an earth dam located in Monroe County, Illinois, built in 1999. It carries a Significant hazard potential classification.
Dam profile
NID height · 29 ft29 ft tall and 900 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 Westview Acres Lake Dam
The primary purpose of Westview Acres Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Westfalen Lake Homeowners' Association (private). It impounds the Trib Fountain Creek.
The dam stands 29 feet tall and stretches 900 feet across, creates a reservoir covering 12 acres, has a maximum storage capacity of 128 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1999, the structure is 27 years old.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life. The most recent inspection on record was 05/25/2023.
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Location
| State | Illinois |
| County | Monroe |
| River/Stream | Trib Fountain Creek |
| Coordinates | 38.33719, -90.17047 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 29 ft |
| Dam Height | 29 ft |
| Dam Length | 900 ft |
| Year Completed | 1999 (27 years old) |
Storage & Hydraulics
| NID Storage | 128 acre-ft |
| Max Storage | 128 acre-ft |
| Normal Storage | 49 acre-ft |
| Surface Area | 12 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 853 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Westfalen Lake Homeowners' Association |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Not assessed |
| Last Inspection | 05/25/2023 |
| Emergency Action Plan | No |
Identifiers
| NID ID | IL50408 |
| Federal ID | IL50408 |
| More Info | State Dam Safety Program |