Upper Big Blue River Structure No. 13
Upper Big Blue River Structure No. 13 is an earth dam located in Henry County, Indiana, built in 1974. It carries a Significant hazard potential classification and has a poor condition assessment.
About Upper Big Blue River Structure No. 13
The primary purpose of Upper Big Blue River Structure No. 13 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 Upper Big Blue Conservancy District (local government). It impounds the Westwood Run near Stone Quarry Mills.
The dam stands 64 feet tall and stretches 1,200 feet across, creates a reservoir covering 173 acres, has a maximum storage capacity of 4,629 acre-feet, and collects water from a drainage area of 3 square miles. Completed in 1974, the structure is well into its service life at over 50 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. 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 02/27/2018.
At 64 feet, this dam is taller than 96% of all dams in the United States.
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Location
| State | Indiana |
| County | Henry |
| Nearest City | Stone Quarry Mills |
| River/Stream | Westwood Run |
| Coordinates | 39.89368, -85.43529 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 64 ft |
| Dam Height | 64 ft |
| Dam Length | 1,200 ft |
| Year Completed | 1974 (52 years old) |
Storage & Hydraulics
| NID Storage | 4,629 acre-ft |
| Max Storage | 4,629 acre-ft |
| Normal Storage | 2,926 acre-ft |
| Surface Area | 173 acres |
| Drainage Area | 3 sq mi |
| Max Discharge | 7,908 cfs |
| Spillway Type | None |
Ownership & Safety
| Purpose | Water Supply |
| Owner | UPPER BIG BLUE CONSERVANCY DISTRICT |
| Owner Type | Local Government |
| Hazard Classification | Significant |
| Condition Assessment | Poor |
| Last Inspection | 02/27/2018 |
| Emergency Action Plan | No |
Identifiers
| NID ID | IN00256 |
| Federal ID | IN00256 |
| More Info | State Dam Safety Program |