Big Miller Lake
Big Miller Lake is an earth dam located in Josephine County, Oregon, built in 1961. It carries a Low hazard potential classification.
About Big Miller Lake
The primary purpose of Big Miller Lake is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Thompson Creek Irrigation Association (local government). It impounds the Miller Creek near Applegate.
The dam stands 22 feet tall and stretches 32 feet across, creates a reservoir covering 5 acres, has a maximum storage capacity of 58 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1961, 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 10/04/2016.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | Oregon |
| County | Josephine |
| Nearest City | Applegate |
| River/Stream | Miller Creek |
| Coordinates | 42.06530, -123.30270 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 22 ft |
| Dam Height | 20 ft |
| Dam Length | 32 ft |
| Year Completed | 1961 (65 years old) |
Storage & Hydraulics
| NID Storage | 134 acre-ft |
| Max Storage | 58 acre-ft |
| Normal Storage | 134 acre-ft |
| Surface Area | 5 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 33 cfs |
Ownership & Safety
| Purpose | Irrigation |
| Owner | THOMPSON CREEK IRRIGATION ASSOCIATION |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 10/04/2016 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | OR00457 |
| Federal ID | OR00457 |
| More Info | State Dam Safety Program |