Iverson (clackamas) is an earth dam located in Clackamas County, Oregon, built in 1994. It carries a Low hazard potential classification.
Dam profile
NID height · 15 ft15 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 Iverson (clackamas)
The primary purpose of Iverson (clackamas) is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Ross Iverson (private). It impounds the Unnamed Trib/butte Creek near No Downstream Settlement.
The dam stands 15 feet tall, creates a reservoir covering 12 acres, has a maximum storage capacity of 185 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1994, the structure is 32 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 12/14/2018.
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Location
| State | Oregon |
| County | Clackamas |
| Nearest City | No Downstream Settlement |
| River/Stream | Unnamed Trib/butte Creek |
| Coordinates | 45.11721, -122.75519 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 15 ft |
| Dam Height | 15 ft |
| Year Completed | 1994 (32 years old) |
Storage & Hydraulics
| NID Storage | 185 acre-ft |
| Max Storage | 185 acre-ft |
| Normal Storage | 185 acre-ft |
| Surface Area | 12 acres |
| Drainage Area | 0 sq mi |
Ownership & Safety
| Purpose | Irrigation |
| Owner | Ross Iverson |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 12/14/2018 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | OR03755 |
| Federal ID | OR03755 |
| More Info | State Dam Safety Program |