Overview
Mexican Hat wastewater treatment plant serves Halchita, Utah with secondary treatment. It discharges 75.71 megaliters annually and has a designed capacity of 117.35 megaliters.
The Mexican Hat wastewater treatment plant is located in Halchita (Halchíítah), San Juan County, Utah, United States. It serves a small population of 106 residents, providing essential wastewater management in this rural area near the Colorado Plateau. The plant operates with secondary treatment, which is the standard level required by the U.S. Clean Water Act for municipal wastewater facilities. With a designed capacity of 117.35 megaliters and an annual discharge volume of 75.71 megaliters, the plant operates below its capacity, indicating adequate headroom for current demand. The treated effluent is discharged into the local watershed, which ultimately drains into the Colorado River system. This river is a critical water resource in the arid Southwest, supporting agriculture, ecosystems, and downstream communities. The plant's secondary treatment helps protect water quality in this sensitive desert environment.
Environmental context
The plant discharges into the Colorado River basin, which flows through the arid Colorado Plateau and into the Gulf of California. This watershed supports diverse aquatic life and is a vital water source for the region. The secondary treatment process reduces organic pollutants and suspended solids, helping to maintain water quality in this ecologically sensitive area.
Frequently asked questions
The plant is located on US 163 in Halchita (also known as Halchíítah), San Juan County, Utah, United States.
The plant serves a population of 106 residents in the Halchita area.
The treated wastewater is discharged into the local watershed, which drains into the Colorado River system.
The plant provides secondary treatment, which is the standard required by the U.S. Clean Water Act for municipal wastewater facilities.
As a U.S. facility, it operates under the Clean Water Act's National Pollutant Discharge Elimination System (NPDES) permit program, which sets discharge limits to protect water quality.
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