Macon River Dam
Macon River Dam is an other dam located in Monroe County, Michigan, built in 1958. It carries a Low hazard potential classification and has a fair condition assessment.
About Macon River Dam
The primary purpose of Macon River 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 Holcim, Inc. (private). It impounds the North Branch Macon Creek near Monroe.
The dam stands 15 feet tall and stretches 40 feet across, creates a reservoir covering 16 acres, has a maximum storage capacity of 130 acre-feet, and collects water from a drainage area of 45 square miles. Completed in 1958, 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 fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. The most recent inspection on record was 12/01/2017.
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Location
| State | Michigan |
| County | Monroe |
| Nearest City | Monroe |
| River/Stream | North Branch Macon Creek |
| Coordinates | 41.99167, -83.64833 |
Physical Characteristics
| Dam Type | Other |
| NID Height | 15 ft |
| Dam Height | 15 ft |
| Dam Length | 40 ft |
| Year Completed | 1958 (68 years old) |
Storage & Hydraulics
| NID Storage | 130 acre-ft |
| Max Storage | 130 acre-ft |
| Normal Storage | 120 acre-ft |
| Surface Area | 16 acres |
| Drainage Area | 45 sq mi |
| Max Discharge | 3,200 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Water Supply |
| Owner | Holcim, Inc. |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Fair |
| Last Inspection | 12/01/2017 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MI00763 |
| Federal ID | MI00763 |
| More Info | State Dam Safety Program |