Little Park Dam is an earth dam located in Union County, Oregon, built in 1958. It carries a Significant hazard potential classification.
Dam profile
NID height · 32 ft32 ft tall and 510 ft long, taller than 74% of U.S. dams with a recorded height. 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 Little Park Dam
The primary purpose of Little Park Dam is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Jackson Creek Land, LLC - Jack Horton (private). It impounds the Thorn Creek near Keating.
The dam stands 32 feet tall and stretches 510 feet across, creates a reservoir covering 33 acres, has a maximum storage capacity of 320 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1958, the structure is well into its service life at over 50 years old.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life. The most recent inspection on record was 06/23/2020.
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Location
| State | Oregon |
| County | Union |
| Nearest City | Keating |
| River/Stream | Thorn Creek |
| Coordinates | 45.04283, -117.67796 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 32 ft |
| Dam Height | 31 ft |
| Dam Length | 510 ft |
| Year Completed | 1958 (68 years old) |
Storage & Hydraulics
| NID Storage | 320 acre-ft |
| Max Storage | 320 acre-ft |
| Normal Storage | 280 acre-ft |
| Surface Area | 33 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 80 cfs |
Ownership & Safety
| Purpose | Irrigation |
| Owner | Jackson Creek Land, LLC - Jack Horton |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Not assessed |
| Last Inspection | 06/23/2020 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | OR00343 |
| Federal ID | OR00343 |
| More Info | State Dam Safety Program |