Ripple Lake Dam is an earth dam located in Pike County, Missouri, built in 1975. It carries a Significant hazard potential classification.
Dam profile
NID height · 26 ft26 ft tall and 400 ft long, taller than 55% of U.S. dams with a recorded height. 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 Ripple Lake Dam
The primary purpose of Ripple Lake Dam is fish and wildlife pond. The dam creates habitat for fish and wildlife, supporting local ecosystems and potentially serving conservation goals. The dam is owned by Otto Ripple (private). It impounds the Tr-calumet Creek near Clarksville.
The dam stands 26 feet tall and stretches 400 feet across, creates a reservoir covering 2 acres, has a maximum storage capacity of 49 acre-feet, and collects water from a drainage area of 38 square miles. Completed in 1975, the structure is well into its service life at over 50 years old.
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.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | Missouri |
| County | Pike |
| Nearest City | Clarksville |
| River/Stream | Tr-calumet Creek |
| Coordinates | 39.33782, -90.94452 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 26 ft |
| Dam Height | 25 ft |
| Dam Length | 400 ft |
| Year Completed | 1975 (51 years old) |
Storage & Hydraulics
| NID Storage | 49 acre-ft |
| Max Storage | 49 acre-ft |
| Normal Storage | 37 acre-ft |
| Surface Area | 2 acres |
| Drainage Area | 38 sq mi |
| Max Discharge | 116 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fish and Wildlife Pond |
| Owner | Otto Ripple |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MO12121 |
| Federal ID | MO12121 |
| More Info | State Dam Safety Program |