Silver Lake Dam
Silver Lake Dam is an earth dam located in Delaware County, Iowa, built in 1948. It carries a Low hazard potential classification.
About Silver Lake Dam
The primary purpose of Silver Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Delaware County Conservation Board (local government). It impounds the Tr-maquoketa River near Delhi.
The dam stands 25 feet tall and stretches 200 feet across, creates a reservoir covering 39 acres, has a maximum storage capacity of 415 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1948, the structure is well-established, with more than 75 years of service.
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.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | Iowa |
| County | Delaware |
| Nearest City | Delhi |
| River/Stream | Tr-maquoketa River |
| Coordinates | 42.42400, -91.32840 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 25 ft |
| Dam Height | 25 ft |
| Dam Length | 200 ft |
| Year Completed | 1948 (78 years old) |
Storage & Hydraulics
| NID Storage | 415 acre-ft |
| Max Storage | 415 acre-ft |
| Normal Storage | 210 acre-ft |
| Surface Area | 39 acres |
| Drainage Area | 0 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Delaware County Conservation Board |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | IA02035 |
| Federal ID | IA02035 |
| More Info | State Dam Safety Program |