Ashton
Ashton is a masonry dam located in Providence County, Rhode Island, built in 1885. It carries a Low hazard potential classification and has a poor condition assessment.
About Ashton
Ashton is a dam in Providence, Rhode Island. The dam is owned by Ashton Dam Hydro Watt Associates (private). It impounds the Blackstone River near Cumberland.
The dam stands 20 feet tall and stretches 318 feet across, creates a reservoir covering 35 acres, has a maximum storage capacity of 200 acre-feet, and collects water from a drainage area of 421 square miles. Completed in 1885, the structure is over a century 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.
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Location
| State | Rhode Island |
| County | Providence |
| Nearest City | Cumberland |
| River/Stream | Blackstone River |
| Coordinates | 41.94039, -71.43589 |
Physical Characteristics
| Dam Type | Masonry |
| NID Height | 20 ft |
| Dam Height | 18 ft |
| Dam Length | 318 ft |
| Year Completed | 1885 (141 years old) |
Storage & Hydraulics
| NID Storage | 200 acre-ft |
| Max Storage | 200 acre-ft |
| Normal Storage | 112 acre-ft |
| Surface Area | 35 acres |
| Drainage Area | 421 sq mi |
| Max Discharge | 19,800 cfs |
Ownership & Safety
| Owner | ASHTON DAM HYDRO WATT ASSOCIATES |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Poor |
| Emergency Action Plan | No |
Identifiers
| NID ID | RI00807 |
| Federal ID | RI00807 |
| More Info | State Dam Safety Program |