Main Reservoir Levee is an earth dam located in Cameron County, Texas, built in 1914. It carries a Low hazard potential classification.
Dam profile
NID height · 9 ft9 ft tall and 20,000 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 Main Reservoir Levee
The primary purpose of Main Reservoir Levee is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Cameron County Wcid 6 (local government). It impounds the Off Ch-resaca De La Palma near Brownsville.
The dam stands 9 feet tall and stretches 20,000 feet across, creates a reservoir covering 575 acres, has a maximum storage capacity of 4,500 acre-feet, and collects water from a drainage area of 9 square miles. Completed in 1914, the structure is over a century 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 02/01/1990. That was over 36 years ago.
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Location
| State | Texas |
| County | Cameron |
| Nearest City | Brownsville |
| River/Stream | Off Ch-resaca De La Palma |
| Coordinates | 25.96157, -97.55175 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 9 ft |
| Dam Height | 9 ft |
| Dam Length | 20,000 ft |
| Year Completed | 1914 (112 years old) |
Storage & Hydraulics
| NID Storage | 4,500 acre-ft |
| Max Storage | 4,500 acre-ft |
| Normal Storage | 4,014 acre-ft |
| Surface Area | 575 acres |
| Drainage Area | 9 sq mi |
| Spillway Type | None |
Ownership & Safety
| Purpose | Irrigation |
| Owner | Cameron County Wcid 6 |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 02/01/1990 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | TX04064 |
| Federal ID | TX04064 |
| More Info | State Dam Safety Program |