Martin is an earth dam located in Bryan County, Oklahoma, built in 1974. It carries a Low hazard potential classification.
Dam profile
NID height · 20 ft20 ft tall and 607 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 Martin
The primary purpose of Martin is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Ryan Williams (private). It impounds the Tr-blue River near Armstrong.
The dam stands 20 feet tall and stretches 607 feet across, and has a maximum storage capacity of 160 acre-feet. Completed in 1974, 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 09/10/1999. That was over 27 years ago.
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Location
| State | Oklahoma |
| County | Bryan |
| Nearest City | Armstrong |
| River/Stream | Tr-blue River |
| Coordinates | 34.12942, -96.38231 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 20 ft |
| Dam Height | 20 ft |
| Dam Length | 607 ft |
| Year Completed | 1974 (52 years old) |
Storage & Hydraulics
| NID Storage | 160 acre-ft |
| Max Storage | 160 acre-ft |
| Normal Storage | 80 acre-ft |
| Max Discharge | 2,232 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Irrigation |
| Owner | Ryan Williams |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 09/10/1999 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | OK21180 |
| Federal ID | OK21180 |
| More Info | State Dam Safety Program |