Arnold Ranch Lake Dam is an earth dam located in King County, Texas, built in 1964. It carries a Low hazard potential classification.
Dam profile
NID height · 20 ft20 ft tall and 600 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 Arnold Ranch Lake Dam
The primary purpose of Arnold Ranch Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Barney Arnold (private). It impounds the Tr-gyp Creek.
The dam stands 20 feet tall and stretches 600 feet across, creates a reservoir covering 22 acres, and has a maximum storage capacity of 280 acre-feet. Completed in 1964, 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.
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Location
| State | Texas |
| County | King |
| River/Stream | Tr-gyp Creek |
| Coordinates | 33.47286, -99.99901 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 20 ft |
| Dam Height | 20 ft |
| Dam Length | 600 ft |
| Year Completed | 1964 (62 years old) |
Storage & Hydraulics
| NID Storage | 280 acre-ft |
| Max Storage | 280 acre-ft |
| Normal Storage | 141 acre-ft |
| Surface Area | 22 acres |
| Spillway Type | None |
Ownership & Safety
| Purpose | Recreation |
| Owner | Barney Arnold |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | TX02357 |
| Federal ID | TX02357 |
| More Info | State Dam Safety Program |