Morris Sa is an earth dam located in McClain County, Oklahoma, built in 1950. It carries a Low hazard potential classification.
Dam profile
NID height · 25 ft25 ft tall and 610 ft long, taller than 50% 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 Morris Sa
Morris Sa is a dam in McClain, Oklahoma. The dam is owned by Jerrald D & Karen E Masterson (private). It impounds the Tr-finn Creek near Maysville.
The dam stands 25 feet tall and stretches 610 feet across, and has a maximum storage capacity of 93 acre-feet. Completed in 1950, 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. The most recent inspection on record was 07/25/2005. That was over 21 years ago.
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Location
| State | Oklahoma |
| County | McClain |
| Nearest City | Maysville |
| River/Stream | Tr-finn Creek |
| Coordinates | 34.93482, -97.39857 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 25 ft |
| Dam Height | 25 ft |
| Dam Length | 610 ft |
| Year Completed | 1950 (76 years old) |
Storage & Hydraulics
| NID Storage | 93 acre-ft |
| Max Storage | 93 acre-ft |
| Normal Storage | 44 acre-ft |
| Max Discharge | 3,210 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Other |
| Owner | Jerrald D & Karen E Masterson |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 07/25/2005 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | OK12480 |
| Federal ID | OK12480 |
| More Info | State Dam Safety Program |