Warren Upper Reservoir Dam
Warren Upper Reservoir Dam is an earth dam located in Bristol County, Massachusetts, built in 1838. It carries a Significant hazard potential classification and has a satisfactory condition assessment.
About Warren Upper Reservoir Dam
The primary purpose of Warren Upper Reservoir 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 Anawan Club (private). It impounds the Bad Luck Brook near Rehoboth.
The dam stands 19 feet tall and stretches 725 feet across, creates a reservoir covering 126 acres, has a maximum storage capacity of 950 acre-feet, and collects water from a drainage area of 3 square miles. Completed in 1838, the structure is one of the older dams in the region, with over a century and a half of service.
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 satisfactory, indicating no existing or potential dam safety deficiencies are recognized. An emergency action plan is in place for this dam. The most recent inspection on record was 08/11/2020.
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Location
| State | Massachusetts |
| County | Bristol |
| Nearest City | Rehoboth |
| River/Stream | Bad Luck Brook |
| Coordinates | 41.83012, -71.22370 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 19 ft |
| Dam Length | 725 ft |
| Year Completed | 1838 (188 years old) |
Storage & Hydraulics
| NID Storage | 950 acre-ft |
| Max Storage | 950 acre-ft |
| Normal Storage | 690 acre-ft |
| Surface Area | 126 acres |
| Drainage Area | 3 sq mi |
| Max Discharge | 1,453 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Water Supply |
| Owner | Anawan Club |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Satisfactory |
| Last Inspection | 08/11/2020 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | MA00794 |
| Federal ID | MA00794 |
| More Info | State Dam Safety Program |