Koester Lake Dam is an earth dam located in Posey County, Indiana, built in 1965. It carries a Low hazard potential classification and has a poor condition assessment.
Dam profile
NID height · 27 ft27 ft tall and 920 ft long, taller than 59% 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 Koester Lake Dam
The primary purpose of Koester Lake Dam is water supply. The dam stores water for municipal, industrial, or agricultural use, helping ensure a reliable supply for the surrounding area. The dam is owned by Dan Koester (private). It impounds the Unnamed Tributary Barr Creek.
The dam stands 27 feet tall and stretches 920 feet across, creates a reservoir covering 4 acres, has a maximum storage capacity of 38 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1965, 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. Its condition is rated poor, meaning the dam has recognized safety deficiencies that require remediation to address risks. The most recent inspection on record was 11/16/2016.
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Location
| State | Indiana |
| County | Posey |
| River/Stream | Unnamed Tributary Barr Creek |
| Coordinates | 38.11593, -87.70329 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 27 ft |
| Dam Height | 27 ft |
| Dam Length | 920 ft |
| Year Completed | 1965 (61 years old) |
Storage & Hydraulics
| NID Storage | 38 acre-ft |
| Max Storage | 38 acre-ft |
| Normal Storage | 28 acre-ft |
| Surface Area | 4 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 2 cfs |
| Spillway Type | None |
Ownership & Safety
| Purpose | Water Supply |
| Owner | Dan Koester |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Poor |
| Last Inspection | 11/16/2016 |
| Emergency Action Plan | No |
Identifiers
| NID ID | IN00631 |
| Federal ID | IN00631 |
| More Info | State Dam Safety Program |