Jar Farms is an earth dam located in Montgomery County, Iowa, built in 2001. It carries a Low hazard potential classification.
Dam profile
NID height · 37 ft37 ft tall and 320 ft long, taller than 83% 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 Jar Farms
The primary purpose of Jar Farms is grade stabilization. Grade stabilization dams prevent erosion by reducing the slope and velocity of water flowing through a channel. They're commonly used to stop gullies from deepening and to protect downstream land and infrastructure. The dam is owned by Dr James Goodman (private). It impounds the Tr- Fultons Creek near Tenville.
The dam stands 37 feet tall and stretches 320 feet across, creates a reservoir covering 5 acres, has a maximum storage capacity of 29 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 2001, the structure is relatively new.
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.
At 37 feet, this dam is taller than 83% of dams nationwide.
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Location
| State | Iowa |
| County | Montgomery |
| Nearest City | Tenville |
| River/Stream | Tr- Fultons Creek |
| Coordinates | 41.02060, -94.96810 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 37 ft |
| Dam Height | 37 ft |
| Dam Length | 320 ft |
| Year Completed | 2001 (25 years old) |
Storage & Hydraulics
| NID Storage | 29 acre-ft |
| Max Storage | 29 acre-ft |
| Normal Storage | 18 acre-ft |
| Surface Area | 5 acres |
| Drainage Area | 0 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Grade Stabilization |
| Owner | Dr James Goodman |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | IA03932 |
| Federal ID | IA03932 |
| More Info | State Dam Safety Program |