Holden New City Reservoir
Holden New City Reservoir is an earth dam located in Johnson County, Missouri, built in 1980. It carries a High hazard potential classification and has a satisfactory condition assessment.
About Holden New City Reservoir
The primary purpose of Holden New City Reservoir is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by City Of Holden (local government). It impounds the Trib South Fork Blackwater near Kingsville.
The dam stands 58 feet tall and stretches 3,350 feet across, creates a reservoir covering 380 acres, has a maximum storage capacity of 6,300 acre-feet, and collects water from a drainage area of 4 square miles. Completed in 1980, the structure is 46 years old.
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. Its condition is rated satisfactory, indicating no existing or potential dam safety deficiencies are recognized. An emergency action plan is in place for this dam. The most recent inspection on record was 10/26/2021.
At 58 feet, this dam is taller than 95% of all dams in the United States.
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 | Johnson |
| Nearest City | Kingsville |
| River/Stream | Trib South Fork Blackwater |
| Coordinates | 38.76116, -94.03480 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 58 ft |
| Dam Height | 58 ft |
| Dam Length | 3,350 ft |
| Year Completed | 1980 (46 years old) |
Storage & Hydraulics
| NID Storage | 6,300 acre-ft |
| Max Storage | 6,300 acre-ft |
| Normal Storage | 3,413 acre-ft |
| Surface Area | 380 acres |
| Drainage Area | 4 sq mi |
| Max Discharge | 5,479 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | CITY OF HOLDEN |
| Owner Type | Local Government |
| Hazard Classification | High |
| Condition Assessment | Satisfactory |
| Last Inspection | 10/26/2021 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | MO20532 |
| Federal ID | MO20532 |
| More Info | State Dam Safety Program |