Chalk Mountain
Chalk Mountain is an earth dam located in Eagle County, Colorado, built in 1951. It carries a Low hazard potential classification.
About Chalk Mountain
The primary purpose of Chalk Mountain 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 Climax Molybdenum Co (richards, Tim) (private). It impounds the East Fork Eagle River-tr near Minturn.
The dam stands 46 feet tall and stretches 960 feet across, creates a reservoir covering 13 acres, and has a maximum storage capacity of 275 acre-feet. Completed in 1951, the structure is well into its service life at over 50 years old.
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 07/21/2017.
At 46 feet, this dam is taller than 91% of dams nationwide.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | Colorado |
| County | Eagle |
| Nearest City | Minturn |
| River/Stream | East Fork Eagle River-tr |
| Coordinates | 39.39390, -106.21418 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 46 ft |
| Dam Height | 34 ft |
| Dam Length | 960 ft |
| Year Completed | 1951 (75 years old) |
Storage & Hydraulics
| NID Storage | 275 acre-ft |
| Max Storage | 275 acre-ft |
| Normal Storage | 236 acre-ft |
| Surface Area | 13 acres |
| Max Discharge | 1,462 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Water Supply |
| Owner | CLIMAX MOLYBDENUM CO (RICHARDS, TIM) |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 07/21/2017 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | CO00883 |
| Federal ID | CO00883 |
| More Info | State Dam Safety Program |