Cedar Lake Dam is an earth dam located in Linn County, Iowa. It carries a Low hazard potential classification.
Dam profile
NID height · 15 ft15 ft tall and 2,000 ft long. 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 Lake Dam
The primary purpose of Cedar Lake Dam is flood risk reduction. The dam is designed to control downstream flooding by temporarily storing excess water during storms and releasing it at a controlled rate. The dam is owned by City of Cedar Rapids (local government). It impounds the Tr to Cedar River near Cedar Rapids.
The dam stands 15 feet tall and stretches 2,000 feet across, creates a reservoir covering 115 acres, has a maximum storage capacity of 1,350 acre-feet, and collects water from a drainage area of 4 square miles.
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.
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Location
| State | Iowa |
| County | Linn |
| Nearest City | Cedar Rapids |
| River/Stream | Tr to Cedar River |
| Coordinates | 41.99630, -91.67520 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 15 ft |
| Dam Height | 15 ft |
| Dam Length | 2,000 ft |
Storage & Hydraulics
| NID Storage | 1,350 acre-ft |
| Max Storage | 1,350 acre-ft |
| Normal Storage | 200 acre-ft |
| Surface Area | 115 acres |
| Drainage Area | 4 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | City of Cedar Rapids |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | IA04469 |
| Federal ID | IA04469 |
| More Info | State Dam Safety Program |