Catron Irrigation is an earth dam located in Harding County, South Dakota, built in 1951. It carries a Low hazard potential classification.
Dam profile
NID height · 18 ft18 ft tall and 970 ft long. 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 Catron Irrigation
The primary purpose of Catron Irrigation is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by John Catron (private). It impounds the Little Missouri River Trib.
The dam stands 18 feet tall and stretches 970 feet across, and has a maximum storage capacity of 548 acre-feet. Completed in 1951, 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.
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Location
| State | South Dakota |
| County | Harding |
| Nearest City | None |
| River/Stream | Little Missouri River Trib |
| Coordinates | 45.50499, -103.93332 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 18 ft |
| Dam Height | 18 ft |
| Dam Length | 970 ft |
| Year Completed | 1951 (75 years old) |
Storage & Hydraulics
| NID Storage | 548 acre-ft |
| Max Storage | 548 acre-ft |
| Normal Storage | 500 acre-ft |
| Max Discharge | 1,050 cfs |
Ownership & Safety
| Purpose | Irrigation |
| Owner | John Catron |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | SD00642 |
| Federal ID | SD00642 |
| More Info | State Dam Safety Program |