Tihonet Pond No. 1 Dam
Tihonet Pond No. 1 Dam is an earth dam located in Plymouth County, Massachusetts. It carries a Significant hazard potential classification and has a fair condition assessment.
About Tihonet Pond No. 1 Dam
The primary purpose of Tihonet Pond No. 1 Dam is fire protection, stock, or small fish pond. The dam maintains a small impoundment used for fire suppression, livestock watering, or as a fish pond. The dam is owned by A.d. Makepeace Company (private). It impounds the Wankinco River near Wareham.
The dam stands 16 feet tall and stretches 350 feet across, creates a reservoir covering 96 acres, has a maximum storage capacity of 980 acre-feet, and collects water from a drainage area of 5 square miles.
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 fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. An emergency action plan is in place for this dam. The most recent inspection on record was 04/25/2022.
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Location
| State | Massachusetts |
| County | Plymouth |
| Nearest City | Wareham |
| River/Stream | Wankinco River |
| Coordinates | 41.78905, -70.71251 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 16 ft |
| Dam Length | 350 ft |
Storage & Hydraulics
| NID Storage | 980 acre-ft |
| Max Storage | 980 acre-ft |
| Normal Storage | 720 acre-ft |
| Surface Area | 96 acres |
| Drainage Area | 5 sq mi |
| Max Discharge | 135 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | A.D. Makepeace Company |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Fair |
| Last Inspection | 04/25/2022 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | MA00029 |
| Federal ID | MA00029 |
| More Info | State Dam Safety Program |