Lonnie Heldermon Gssi
Lonnie Heldermon Gssi is an earth dam located in Caddo County, Oklahoma, built in 1995. It carries a Low hazard potential classification.
About Lonnie Heldermon Gssi
Lonnie Heldermon Gssi is a dam in Caddo, Oklahoma. The dam is owned by Lonnie Heldermon (private). It impounds the South Canadian near Hinton.
The dam stands 45 feet tall and stretches 500 feet across, creates a reservoir covering 3 acres, has a maximum storage capacity of 61 acre-feet, and collects water from a drainage area of 461 square miles. Completed in 1995, the structure is 31 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 11/30/2001. That was over 24 years ago.
At 45 feet, this dam is taller than 91% of dams nationwide.
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Location
| State | Oklahoma |
| County | Caddo |
| Nearest City | Hinton |
| River/Stream | South Canadian |
| Coordinates | 35.54293, -98.34406 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 45 ft |
| Dam Height | 45 ft |
| Dam Length | 500 ft |
| Year Completed | 1995 (31 years old) |
Storage & Hydraulics
| NID Storage | 61 acre-ft |
| Max Storage | 61 acre-ft |
| Normal Storage | 12 acre-ft |
| Surface Area | 3 acres |
| Drainage Area | 461 sq mi |
| Max Discharge | 41 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Other |
| Owner | LONNIE HELDERMON |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 11/30/2001 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | OK22238 |
| Federal ID | OK22238 |
| More Info | State Dam Safety Program |