Groff Lake Dam
Groff Lake Dam is an earth dam located in Miller County, Missouri, built in 1960. It carries a Low hazard potential classification.
About Groff Lake Dam
The primary purpose of Groff Lake Dam is fire protection, stock, or small fish pond. The dam maintains a small impoundment used for fire suppression, livestock watering, or as a fish pond. The dam is owned by William T Groff (private). It impounds the Tr Tavern Creek near Iberia.
The dam stands 43 feet tall and stretches 400 feet across, creates a reservoir covering 21 acres, has a maximum storage capacity of 301 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1960, the structure is well into its service life at over 50 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. The most recent inspection on record was 07/31/2021.
At 43 feet, this dam is taller than 89% of dams nationwide.
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Location
| State | Missouri |
| County | Miller |
| Nearest City | Iberia |
| River/Stream | Tr Tavern Creek |
| Coordinates | 38.08729, -92.26458 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 43 ft |
| Dam Height | 43 ft |
| Dam Length | 400 ft |
| Year Completed | 1960 (66 years old) |
Storage & Hydraulics
| NID Storage | 301 acre-ft |
| Max Storage | 301 acre-ft |
| Normal Storage | 245 acre-ft |
| Surface Area | 21 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 1,920 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | WILLIAM T GROFF |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 07/31/2021 |
| Emergency Action Plan | No |
Identifiers
| NID ID | MO30154 |
| Federal ID | MO30154 |
| More Info | State Dam Safety Program |