Teller Lake No. 5 - East is an earth dam located in Boulder County, Colorado, built in 1911. It carries a Low hazard potential classification.
Dam profile
NID height · 12 ft12 ft tall and 670 ft long. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.
About Teller Lake No. 5 - East
The primary purpose of Teller Lake No. 5 - East is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by City of Boulder/open Space (brautigam, Jane) (local government). It impounds the Dry Creek-tr near Evans.
The dam stands 12 feet tall and stretches 670 feet across, creates a reservoir covering 35 acres, and has a maximum storage capacity of 235 acre-feet. Completed in 1911, the structure is over a century 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 10/28/2014. That was over 11 years ago.
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Location
| State | Colorado |
| County | Boulder |
| Nearest City | Evans |
| River/Stream | Dry Creek-tr |
| Coordinates | 40.03918, -105.13612 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 12 ft |
| Dam Height | 10 ft |
| Dam Length | 670 ft |
| Year Completed | 1911 (115 years old) |
Storage & Hydraulics
| NID Storage | 235 acre-ft |
| Max Storage | 235 acre-ft |
| Normal Storage | 130 acre-ft |
| Surface Area | 35 acres |
| Max Discharge | 683 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Irrigation |
| Owner | City of Boulder/open Space (brautigam, Jane) |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 10/28/2014 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | CO00253 |
| Federal ID | CO00253 |
| More Info | State Dam Safety Program |