Waseeka Sanctuary Dam
Waseeka Sanctuary Dam is an earth dam located in Middlesex County, Massachusetts, built in 1965. It carries a Low hazard potential classification and has a poor condition assessment.
About Waseeka Sanctuary Dam
The primary purpose of Waseeka Sanctuary Dam is fish and wildlife pond. The dam creates habitat for fish and wildlife, supporting local ecosystems and potentially serving conservation goals. The dam is owned by Massachusetts Audubon Society, Inc. (private). It impounds the Chicken Brook near Holliston.
The dam stands 12 feet tall and stretches 1,180 feet across, creates a reservoir covering 22 acres, has a maximum storage capacity of 140 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1965, 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 poor, meaning the dam has recognized safety deficiencies that require remediation to address risks. The most recent inspection on record was 12/03/2020.
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Location
| State | Massachusetts |
| County | Middlesex |
| Nearest City | Holliston |
| River/Stream | Chicken Brook |
| Coordinates | 42.21950, -71.45791 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 12 ft |
| Dam Length | 1,180 ft |
| Year Completed | 1965 (61 years old) |
Storage & Hydraulics
| NID Storage | 140 acre-ft |
| Max Storage | 140 acre-ft |
| Normal Storage | 57 acre-ft |
| Surface Area | 22 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 98 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fish and Wildlife Pond |
| Owner | Massachusetts Audubon Society, Inc. |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Poor |
| Last Inspection | 12/03/2020 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MA02947 |
| Federal ID | MA02947 |
| More Info | State Dam Safety Program |