German #1 is an earth dam located in Adams County, Colorado, built in 1910. It carries a Low hazard potential classification.
Dam profile
NID height · 10 ft10 ft tall and 546 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 German #1
The primary purpose of German #1 is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Stan Shapiro (private). It impounds the Big Dry Creek-os near Fort Lupton.
The dam stands 10 feet tall and stretches 546 feet across, creates a reservoir covering 3 acres, and has a maximum storage capacity of 50 acre-feet. Completed in 1910, 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.
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Location
| State | Colorado |
| County | Adams |
| Nearest City | Fort Lupton |
| River/Stream | Big Dry Creek-os |
| Coordinates | 39.98834, -104.93556 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 10 ft |
| Dam Height | 10 ft |
| Dam Length | 546 ft |
| Year Completed | 1910 (116 years old) |
Storage & Hydraulics
| NID Storage | 50 acre-ft |
| Max Storage | 50 acre-ft |
| Normal Storage | 44 acre-ft |
| Surface Area | 3 acres |
| Max Discharge | 372 cfs |
| Spillway Type | None |
Ownership & Safety
| Purpose | Irrigation |
| Owner | Stan Shapiro |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | CO01891 |
| Federal ID | CO01891 |
| More Info | State Dam Safety Program |