Logan
Logan is an earth dam located in Weld County, Colorado, built in 1882. It carries a Low hazard potential classification.
About Logan
The primary purpose of Logan is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Patricia S. Ackard (private). It impounds the St. Vrain Creek near Platteville.
The dam stands 10 feet tall and stretches 1,200 feet across, creates a reservoir covering 9 acres, and has a maximum storage capacity of 50 acre-feet. Completed in 1882, 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 03/11/1980. That was over 46 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 | Weld |
| Nearest City | Platteville |
| River/Stream | St. Vrain Creek |
| Coordinates | 40.21500, -105.00557 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 10 ft |
| Dam Height | 10 ft |
| Dam Length | 1,200 ft |
| Year Completed | 1882 (144 years old) |
Storage & Hydraulics
| NID Storage | 50 acre-ft |
| Max Storage | 50 acre-ft |
| Normal Storage | 28 acre-ft |
| Surface Area | 9 acres |
| Spillway Type | None |
Ownership & Safety
| Purpose | Irrigation |
| Owner | PATRICIA S. ACKARD |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 03/11/1980 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | CO01227 |
| Federal ID | CO01227 |
| More Info | State Dam Safety Program |