Eo Jonsson Lake No 2 Dam is an earth dam located in Zavala County, Texas, built in 1974. It carries a Low hazard potential classification.
Dam profile
NID height · 20 ft20 ft tall and 4,000 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 Eo Jonsson Lake No 2 Dam
The primary purpose of Eo Jonsson Lake No 2 Dam is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Errol O Jonsson Et Al (private). It impounds the Chacon Creek.
The dam stands 20 feet tall and stretches 4,000 feet across, and has a maximum storage capacity of 162 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.
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Location
| State | Texas |
| County | Zavala |
| River/Stream | Chacon Creek |
| Coordinates | 28.75167, -100.01000 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 20 ft |
| Dam Height | 20 ft |
| Dam Length | 4,000 ft |
| Year Completed | 1974 (52 years old) |
Storage & Hydraulics
| NID Storage | 162 acre-ft |
| Max Storage | 162 acre-ft |
| Normal Storage | 114 acre-ft |
| Spillway Type | None |
Ownership & Safety
| Purpose | Irrigation |
| Owner | Errol O Jonsson Et Al |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | TX05201 |
| Federal ID | TX05201 |
| More Info | State Dam Safety Program |