Overview
La Grulla WWTP is an advanced treatment facility serving 1,220 people in La Grulla, Texas. It discharges 321.76 megaliters annually and operates under US Clean Water Act regulations.
La Grulla WWTP is a municipal wastewater treatment plant located in La Grulla, Starr County, Texas. The facility serves a population of approximately 1,220 residents, providing advanced treatment to protect local water quality. As an inland plant, it is situated away from coastal areas, reducing direct marine discharge risks. The plant employs advanced treatment processes, which go beyond secondary treatment to remove nutrients and other pollutants. With a designed capacity of 6,245.91 megaliters and an annual discharge volume of 321.76 megaliters, the facility operates well below its capacity. Under the US Clean Water Act, such plants must comply with National Pollutant Discharge Elimination System (NPDES) permits issued by the Texas Commission on Environmental Quality, ensuring effluent meets strict standards. The treated wastewater is discharged into local waterways that ultimately drain into the Rio Grande basin. The Rio Grande flows into the Gulf of Mexico, supporting diverse aquatic ecosystems and providing water for agriculture and communities. Advanced treatment helps minimize nutrient loading and protects downstream habitats.
Environmental context
The plant discharges into the Rio Grande basin, which flows through Texas and Mexico before emptying into the Gulf of Mexico. This watershed supports a variety of fish and bird species, including migratory waterfowl. Advanced treatment reduces the risk of eutrophication and maintains water quality for downstream uses such as irrigation and recreation.
Frequently asked questions
La Grulla WWTP is located on Mission Road in La Grulla, Starr County, Texas, United States.
The plant serves approximately 1,220 residents in the La Grulla area.
The plant discharges treated effluent into local waterways that flow into the Rio Grande basin, ultimately reaching the Gulf of Mexico.
La Grulla WWTP provides advanced treatment, which includes nutrient removal and additional pollutant reduction beyond secondary treatment.
As a US facility, La Grulla WWTP operates under the Clean Water Act and must comply with an NPDES permit issued by the Texas Commission on Environmental Quality, ensuring effluent limits protect water quality.
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