Cedar Grove Lake is an earth dam located in Clackamas County, Oregon. It carries a Significant hazard potential classification.
Dam profile
NID height · 11 ft11 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 Cedar Grove Lake
The primary purpose of Cedar Grove Lake is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Ryan J Dissen (private). It impounds the Sorenson near Molalla.
The dam stands 11 feet tall, and has a storage capacity of 14 acre-feet.
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 06/28/2018.
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Location
| State | Oregon |
| County | Clackamas |
| Nearest City | Molalla |
| River/Stream | Sorenson |
| Coordinates | 45.14549, -122.50614 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 11 ft |
| Dam Height | 11 ft |
Storage & Hydraulics
| NID Storage | 14 acre-ft |
| Normal Storage | 14 acre-ft |
Ownership & Safety
| Purpose | Irrigation |
| Owner | Ryan J Dissen |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Not assessed |
| Last Inspection | 06/28/2018 |
| Emergency Action Plan | No |
Identifiers
| NID ID | OR01351 |
| Federal ID | OR01351 |
| More Info | State Dam Safety Program |