Chases Pond Dike
Chases Pond Dike is an earth dam located in York County, Maine, built in 1950. It carries a Significant hazard potential classification and has a satisfactory condition assessment.
About Chases Pond Dike
The primary purpose of Chases Pond Dike 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 York Water District (public utility). It impounds the Cape Neddick.
The dam stands 6 feet tall and stretches 542 feet across, creates a reservoir covering 137 acres, has a maximum storage capacity of 2,130 acre-feet, and collects water from a drainage area of 4 square miles. Completed in 1950, the structure is well-established, with more than 75 years 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 07/06/2022.
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Location
| State | Maine |
| County | York |
| River/Stream | Cape Neddick |
| Coordinates | 43.19105, -70.65005 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 6 ft |
| Dam Height | 6 ft |
| Dam Length | 542 ft |
| Year Completed | 1950 (76 years old) |
Storage & Hydraulics
| NID Storage | 2,130 acre-ft |
| Max Storage | 2,130 acre-ft |
| Normal Storage | 1,180 acre-ft |
| Surface Area | 137 acres |
| Drainage Area | 4 sq mi |
Ownership & Safety
| Purpose | Water Supply |
| Owner | York Water District |
| Owner Type | Public Utility |
| Hazard Classification | Significant |
| Condition Assessment | Satisfactory |
| Last Inspection | 07/06/2022 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | ME00188 |
| Federal ID | ME00188S001 |
| More Info | State Dam Safety Program |