Longs Peak #2
Longs Peak #2 is an earth dam located in Boulder County, Colorado, built in 1968. It carries a Low hazard potential classification.
About Longs Peak #2
The primary purpose of Longs Peak #2 is fish and wildlife pond. The dam creates habitat for fish and wildlife, supporting local ecosystems and potentially serving conservation goals. The dam is owned by Sarah Al-jammaz, (private). It impounds the St. Vrain Creek-os near Longmont.
The dam stands 51 feet tall and stretches 2,230 feet across, creates a reservoir covering 12 acres, and has a maximum storage capacity of 376 acre-feet. Completed in 1968, 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 06/11/2019.
At 51 feet, this dam is taller than 93% of dams nationwide.
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Location
| State | Colorado |
| County | Boulder |
| Nearest City | Longmont |
| River/Stream | St. Vrain Creek-os |
| Coordinates | 40.21029, -105.15862 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 51 ft |
| Dam Height | 41 ft |
| Dam Length | 2,230 ft |
| Year Completed | 1968 (58 years old) |
Storage & Hydraulics
| NID Storage | 376 acre-ft |
| Max Storage | 376 acre-ft |
| Normal Storage | 286 acre-ft |
| Surface Area | 12 acres |
| Max Discharge | 800 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fish and Wildlife Pond |
| Owner | SARAH AL-JAMMAZ, |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 06/11/2019 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | CO00179 |
| Federal ID | CO00179 |
| More Info | State Dam Safety Program |