Dowell Reservoir is an earth dam located in Malheur County, Oregon, built in 1989. It carries a Low hazard potential classification.
Dam profile
NID height · 17 ft17 ft tall. 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 Dowell Reservoir
The primary purpose of Dowell Reservoir is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Kirsi Katariina Sutphin (private). It impounds the Road Canyon Creek near No Downstream Settlement.
The dam stands 17 feet tall, creates a reservoir covering 40 acres, has a storage capacity of 200 acre-feet, and collects water from a drainage area of 4 square miles. Completed in 1989, the structure is 37 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 08/15/2012. That was over 14 years ago.
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Location
| State | Oregon |
| County | Malheur |
| Nearest City | No Downstream Settlement |
| River/Stream | Road Canyon Creek |
| Coordinates | 43.30848, -117.86509 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 17 ft |
| Dam Height | 17 ft |
| Year Completed | 1989 (37 years old) |
Storage & Hydraulics
| NID Storage | 200 acre-ft |
| Normal Storage | 200 acre-ft |
| Surface Area | 40 acres |
| Drainage Area | 4 sq mi |
Ownership & Safety
| Purpose | Irrigation |
| Owner | Kirsi Katariina Sutphin |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 08/15/2012 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | OR03757 |
| Federal ID | OR03757 |
| More Info | State Dam Safety Program |