Johnson #2
Key Takeaway
Johnson #2 is classified as low hazard in Colorado. Its primary use is irrigation.
Physical Details
| Dam Height | 18 ft (taller than 29.2% in CO) |
| Dam Length | 636 ft |
| Dam Type | Earth |
| Max Storage | 123 acre-ft |
| Normal Storage | 65 acre-ft |
| Surface Area | 10 acres |
| Drainage Area | 1 sq mi |
| NID ID | CO02879 |
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 DURANGO WATER AUTHORITY
Public Utility
Nearby Dams
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Low Hazard 16 ftFrequently Asked Questions
What is the hazard classification of Johnson #2?
Johnson #2 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 Johnson #2?
Johnson #2 is owned by LAKE DURANGO WATER AUTHORITY (Public Utility). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
What is the primary purpose of Johnson #2?
Johnson #2 serves the following purposes: Irrigation, Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Johnson #2?
Johnson #2 has a dam height of 18 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 Johnson #2 last inspected?
Johnson #2 was last inspected on August 24, 2021. Inspection dates indicate when a formal review occurred, not the results of that inspection.