A.j. Ryder
A.j. Ryder is an earth dam located in Comanche County, Oklahoma, built in 1998. It carries a Low hazard potential classification.
About A.j. Ryder
The primary purpose of A.j. Ryder is fish and wildlife pond. The dam creates habitat for fish and wildlife, supporting local ecosystems and potentially serving conservation goals. The dam is owned by Alfred J. Ryder (private). It impounds the Cache Creek near Lawton.
The dam stands 16 feet tall and stretches 775 feet across, creates a reservoir covering 10 acres, has a maximum storage capacity of 135 acre-feet, and collects water from a drainage area of 430 square miles. Completed in 1998, the structure is 28 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 12/01/2010. That was over 15 years ago.
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Location
| State | Oklahoma |
| County | Comanche |
| Nearest City | Lawton |
| River/Stream | Cache Creek |
| Coordinates | 34.63166, -98.58479 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 16 ft |
| Dam Height | 16 ft |
| Dam Length | 775 ft |
| Year Completed | 1998 (28 years old) |
Storage & Hydraulics
| NID Storage | 135 acre-ft |
| Max Storage | 135 acre-ft |
| Normal Storage | 27 acre-ft |
| Surface Area | 10 acres |
| Drainage Area | 430 sq mi |
| Max Discharge | 810 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Fish and Wildlife Pond |
| Owner | ALFRED J. RYDER |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 12/01/2010 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | OK30062 |
| Federal ID | OK30062 |
| More Info | State Dam Safety Program |