Piney Wood Lake Dam is an earth dam located in Washington County, Illinois, built in 1954. It carries a Low hazard potential classification.
Dam profile
NID height · 26 ft26 ft tall and 530 ft long, taller than 55% 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 Piney Wood Lake Dam
The primary purpose of Piney Wood Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by B. Sheltonbrand,dr. C. Howard Reves & H (private). It impounds the Locust Creek near Pinkneyville.
The dam stands 26 feet tall and stretches 530 feet across, and has a maximum storage capacity of 265 acre-feet. Completed in 1954, 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 09/26/2022.
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Location
| State | Illinois |
| County | Washington |
| Nearest City | Pinkneyville |
| River/Stream | Locust Creek |
| Coordinates | 38.28138, -89.42207 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 26 ft |
| Dam Height | 26 ft |
| Dam Length | 530 ft |
| Year Completed | 1954 (72 years old) |
Storage & Hydraulics
| NID Storage | 265 acre-ft |
| Max Storage | 265 acre-ft |
| Normal Storage | 167 acre-ft |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | B. Sheltonbrand,dr. C. Howard Reves & H |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 09/26/2022 |
| Emergency Action Plan | No |
Identifiers
| NID ID | IL00940 |
| Federal ID | IL00940 |
| More Info | State Dam Safety Program |