Rock Haven Lake
Rock Haven Lake is a concrete dam located in York County, Maine, built in 1790. It carries a Low hazard potential classification and has a poor condition assessment.
About Rock Haven Lake
The primary purpose of Rock Haven Lake is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Marian & Anthony Tedeschi (private). It impounds the Branch Brook near Newfield.
The dam stands 14 feet tall and stretches 250 feet across, creates a reservoir covering 210 acres, and has a maximum storage capacity of 2,420 acre-feet. Completed in 1790, the structure is one of the older dams in the region, with over a century and a half of service.
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 07/18/2018.
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Location
| State | Maine |
| County | York |
| Nearest City | Newfield |
| River/Stream | Branch Brook |
| Coordinates | 43.64086, -70.90722 |
Physical Characteristics
| Dam Type | Concrete |
| NID Height | 14 ft |
| Dam Height | 14 ft |
| Dam Length | 250 ft |
| Year Completed | 1790 (236 years old) |
Storage & Hydraulics
| NID Storage | 2,420 acre-ft |
| Max Storage | 2,420 acre-ft |
| Normal Storage | 1,700 acre-ft |
| Surface Area | 210 acres |
Ownership & Safety
| Purpose | Recreation |
| Owner | Marian & Anthony Tedeschi |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Poor |
| Last Inspection | 07/18/2018 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | ME00042 |
| Federal ID | ME00042 |
| More Info | State Dam Safety Program |