Columbia Corporation Dam
Columbia Corporation Dam is a concrete dam located in Columbia County, New York, built in 1940. It carries a Low hazard potential classification.
About Columbia Corporation Dam
The primary purpose of Columbia Corporation Dam 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 Columbia Corporation (private). It impounds the Stony Kill near East Chatham.
The dam stands 15 feet tall and stretches 58 feet across, creates a reservoir covering 8 acres, has a maximum storage capacity of 50 acre-feet, and collects water from a drainage area of 20 square miles. Completed in 1940, the structure is well-established, with more than 75 years 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. The most recent inspection on record was 04/14/1997. That was over 28 years ago.
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Location
| State | New York |
| County | Columbia |
| Nearest City | East Chatham |
| River/Stream | Stony Kill |
| Coordinates | 42.40833, -73.52333 |
Physical Characteristics
| Dam Type | Concrete |
| NID Height | 15 ft |
| Dam Height | 15 ft |
| Dam Length | 58 ft |
| Year Completed | 1940 (86 years old) |
Storage & Hydraulics
| NID Storage | 50 acre-ft |
| Max Storage | 50 acre-ft |
| Normal Storage | 35 acre-ft |
| Surface Area | 8 acres |
| Drainage Area | 20 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Water Supply |
| Owner | COLUMBIA CORPORATION |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 04/14/1997 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NY00918 |
| Federal ID | NY00918 |
| More Info | State Dam Safety Program |