North Gray
Key Takeaway
North Gray is classified as low hazard in Colorado. It was completed in 1904 and is 122 years old. Its primary use is irrigation.
Physical Details
| Dam Height | 20 ft (taller than 36.1% in CO) |
| Dam Length | 2,928 ft |
| Dam Type | Earth |
| Max Storage | 447 acre-ft |
| Normal Storage | 287 acre-ft |
| Surface Area | 40 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 700 cfs |
| Year Completed | 1904 (122 years old) |
| NID ID | CO01167 |
Safety Information
No probable loss of human life and low economic/environmental losses expected.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
LAKE CANAL RESERVOIR COMPANY (HARRIS, ROSANNA)
Private
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What is the hazard classification of North Gray?
North Gray is classified as Low Hazard. No probable loss of human life and low economic/environmental losses expected. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates North Gray?
North Gray is owned by LAKE CANAL RESERVOIR COMPANY (HARRIS, ROSANNA) (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was North Gray built?
North Gray was completed in 1904, making it 122 years old. Many U.S. dams were built between the 1930s and 1970s during a period of major infrastructure investment.
What is the primary purpose of North Gray?
North Gray serves the following purposes: Irrigation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is North Gray?
North Gray has a dam height of 20 ft. Dam height is measured from the natural streambed at the downstream toe to the top of the dam, and may differ from the visible height.
When was North Gray last inspected?
North Gray was last inspected on June 26, 2017. Inspection dates indicate when a formal review occurred, not the results of that inspection.