Hartz Reservoir Dam
Hartz Reservoir Dam is an earth dam located in Prairie County, Arkansas, built in 1948. It carries a Low hazard potential classification.
About Hartz Reservoir Dam
The primary purpose of Hartz Reservoir Dam is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Jacob Hartz Estate (private). It impounds the Bayou La Grue near Roe.
The dam stands 10 feet tall and stretches 1,950 feet across, creates a reservoir covering 348 acres, and has a maximum storage capacity of 1,300 acre-feet. Completed in 1948, the structure is well-established, with more than 75 years of service.
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.
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Location
| State | Arkansas |
| County | Prairie |
| Nearest City | Roe |
| River/Stream | Bayou La Grue |
| Coordinates | 34.69306, -91.53667 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 10 ft |
| Dam Length | 1,950 ft |
| Year Completed | 1948 (78 years old) |
Storage & Hydraulics
| NID Storage | 1,300 acre-ft |
| Max Storage | 1,300 acre-ft |
| Normal Storage | 1,020 acre-ft |
| Surface Area | 348 acres |
| Max Discharge | 424 cfs |
Ownership & Safety
| Purpose | Irrigation |
| Owner | Jacob Hartz Estate |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | AR00712 |
| Federal ID | AR00712 |
| More Info | State Dam Safety Program |