Banning Lewis #1
Banning Lewis #1 is an earth dam located in El Paso County, Colorado, built in 1888. It carries a Low hazard potential classification.
About Banning Lewis #1
The primary purpose of Banning Lewis #1 is flood risk reduction. The dam is designed to control downstream flooding by temporarily storing excess water during storms and releasing it at a controlled rate. The dam is owned by Western Savings & Loan Fa (al Testa) (private). It impounds the East Fork Sand Creek near Colorado Springs.
The dam stands 30 feet tall and stretches 750 feet across, creates a reservoir covering 10 acres, has a maximum storage capacity of 150 acre-feet, and collects water from a drainage area of 3 square miles. Completed in 1888, 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 05/11/1998. That was over 27 years ago.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | Colorado |
| County | El Paso |
| Nearest City | Colorado Springs |
| River/Stream | East Fork Sand Creek |
| Coordinates | 38.89001, -104.65058 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 30 ft |
| Dam Height | 30 ft |
| Dam Length | 750 ft |
| Year Completed | 1888 (138 years old) |
Storage & Hydraulics
| NID Storage | 150 acre-ft |
| Max Storage | 150 acre-ft |
| Normal Storage | 100 acre-ft |
| Surface Area | 10 acres |
| Drainage Area | 3 sq mi |
| Max Discharge | 2,645 cfs |
| Spillway Type | None |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | WESTERN SAVINGS & LOAN FA (AL TESTA) |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 05/11/1998 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | CO01969 |
| Federal ID | CO01969 |
| More Info | State Dam Safety Program |