Stephens Thomas N.
Stephens Thomas N. is an earth dam located in Logan County, Oklahoma, built in 1960. It carries a Low hazard potential classification.
About Stephens Thomas N.
Stephens Thomas N. is a dam in Logan, Oklahoma. The dam is owned by Ams Farms Inc. Thomas M. Stephens (private). It impounds the Tr-cottonwood Creek near Guthrie.
The dam stands 17 feet tall and stretches 1,200 feet across, creates a reservoir covering 6 acres, and has a maximum storage capacity of 170 acre-feet. 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 08/03/2011. That was over 14 years ago.
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Location
| State | Oklahoma |
| County | Logan |
| Nearest City | Guthrie |
| River/Stream | Tr-cottonwood Creek |
| Coordinates | 35.79998, -97.60812 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 17 ft |
| Dam Height | 17 ft |
| Dam Length | 1,200 ft |
| Year Completed | 1960 (66 years old) |
Storage & Hydraulics
| NID Storage | 170 acre-ft |
| Max Storage | 170 acre-ft |
| Normal Storage | 50 acre-ft |
| Surface Area | 6 acres |
| Max Discharge | 7,200 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Other |
| Owner | AMS FARMS INC. THOMAS M. STEPHENS |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 08/03/2011 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | OK12400 |
| Federal ID | OK12400 |
| More Info | State Dam Safety Program |