D Mill At Ticonderoga Dam
D Mill At Ticonderoga Dam is a concrete dam located in Essex County, New York, built in 1981. It carries a Significant hazard potential classification.
About D Mill At Ticonderoga Dam
The primary purpose of D Mill At Ticonderoga Dam is hydroelectric. The dam generates hydroelectric power by channeling water through turbines, converting the energy of flowing water into electricity. The dam is owned by Central Rivers Power, Llc (private). It impounds the Lachute River near Ticonderoga.
The dam stands 20 feet tall and stretches 363 feet across, creates a reservoir covering 2 acres, and has a maximum storage capacity of 14 acre-feet. Completed in 1981, the structure is 45 years old.
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. The most recent inspection on record was 09/01/2022.
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Location
| State | New York |
| County | Essex |
| Nearest City | Ticonderoga |
| River/Stream | Lachute River |
| Coordinates | 43.84639, -73.42833 |
Physical Characteristics
| Dam Type | Concrete |
| NID Height | 20 ft |
| Dam Height | 20 ft |
| Dam Length | 363 ft |
| Year Completed | 1981 (45 years old) |
Storage & Hydraulics
| NID Storage | 14 acre-ft |
| Max Storage | 14 acre-ft |
| Normal Storage | 13 acre-ft |
| Surface Area | 2 acres |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Hydroelectric |
| Owner | Central Rivers Power, LLC |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Not Rated |
| Last Inspection | 09/01/2022 |
| Emergency Action Plan | No |
Identifiers
| NID ID | NY14017 |
| Federal ID | NY14017 |
| More Info | State Dam Safety Program |