Mack&woodard Lake Dam-sect 22
Mack&woodard Lake Dam-sect 22 is an earth dam located in Grundy County, Missouri. It carries a High hazard potential classification.
About Mack&woodard Lake Dam-sect 22
The primary purpose of Mack&woodard Lake Dam-sect 22 is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Mack Woodard (private). It impounds the Tr-thompson River near Trenton.
The dam stands 20 feet tall, creates a reservoir covering 10 acres, has a maximum storage capacity of 107 acre-feet, and collects water from a drainage area of 70 square miles.
This dam carries a high hazard potential classification, which means that a failure or uncontrolled release of water would likely cause loss of human life. This classification reflects the consequences of failure, not the likelihood — it indicates that people live or work in the area downstream.
Living Downstream
If you live or work downstream of this dam, consider taking these steps: learn your local evacuation routes, check whether your county emergency management office has a dam failure inundation map, and sign up for local emergency alerts. The Missouri dam safety program can provide more specific information about emergency planning for this structure.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | Missouri |
| County | Grundy |
| Nearest City | Trenton |
| River/Stream | Tr-thompson River |
| Coordinates | 39.99669, -93.58818 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 20 ft |
| Dam Height | 20 ft |
Storage & Hydraulics
| NID Storage | 107 acre-ft |
| Max Storage | 107 acre-ft |
| Normal Storage | 67 acre-ft |
| Surface Area | 10 acres |
| Drainage Area | 70 sq mi |
Ownership & Safety
| Purpose | Recreation |
| Owner | MACK WOODARD |
| Owner Type | Private |
| Hazard Classification | High |
| Condition Assessment | Not Rated |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MO11069 |
| Federal ID | MO11069 |
| More Info | State Dam Safety Program |