La Plata New City Dam
La Plata New City Dam is an earth dam located in Macon County, Missouri, built in 1980. It carries a Low hazard potential classification and has a satisfactory condition assessment.
About La Plata New City Dam
The primary purpose of La Plata New City Dam is water supply. The dam stores water for municipal, industrial, or agricultural use, helping ensure a reliable supply for the surrounding area. The dam is owned by City Of La Plata (local government). It impounds the Trtitus Creek near Sue City.
The dam stands 43 feet tall and stretches 1,000 feet across, creates a reservoir covering 81 acres, has a maximum storage capacity of 929 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1980, the structure is 46 years old.
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. Its condition is rated satisfactory, indicating no existing or potential dam safety deficiencies are recognized. The most recent inspection on record was 01/10/2023.
At 43 feet, this dam is taller than 89% of dams nationwide.
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Location
| State | Missouri |
| County | Macon |
| Nearest City | Sue City |
| River/Stream | Trtitus Creek |
| Coordinates | 40.01213, -92.42967 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 43 ft |
| Dam Height | 43 ft |
| Dam Length | 1,000 ft |
| Year Completed | 1980 (46 years old) |
Storage & Hydraulics
| NID Storage | 929 acre-ft |
| Max Storage | 929 acre-ft |
| Normal Storage | 667 acre-ft |
| Surface Area | 81 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 1,030 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Water Supply |
| Owner | CITY OF LA PLATA |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 01/10/2023 |
| Emergency Action Plan | No |
Identifiers
| NID ID | MO12126 |
| Federal ID | MO12126 |
| More Info | State Dam Safety Program |