Overview
Hermosa SD is a secondary wastewater treatment plant in Trimble, Colorado, serving about 4,350 people. It discharges treated effluent into the local watershed, supporting downstream water quality in the Colorado River basin.
Hermosa SD is a municipal wastewater treatment plant located at 874 Trimble Lane in Trimble, Colorado, within La Plata County. The facility serves a population of approximately 4,350 residents and operates under secondary treatment standards, which is the typical requirement for smaller communities in the United States under the Clean Water Act. The plant has a designed capacity of 1,135.62 volume units and currently treats an average daily flow of 454.25 volume units, indicating operational capacity well below its design limit. As a secondary treatment plant, it utilizes biological processes to reduce organic matter and suspended solids before discharge, meeting EPA secondary treatment standards. The treated effluent is discharged into the local watershed, which ultimately drains into the Colorado River system. This region is part of the Upper Colorado River Basin, a critical water source for the southwestern United States. The plant's operations help protect downstream water quality and aquatic habitats in this arid region.
Environmental context
The plant discharges into the local tributaries of the Colorado River, which flows through the arid Southwest and supports diverse aquatic life, including native fish species. The watershed is ecologically sensitive due to water scarcity and the presence of endangered species. Protecting water quality in this basin is vital for agricultural, municipal, and recreational uses downstream.
Frequently asked questions
Hermosa SD is located at 874 Trimble Lane in Trimble, Colorado, within La Plata County, United States.
The plant serves a population of approximately 4,350 residents in the Trimble area.
The plant discharges treated effluent into the local watershed, which flows into the Colorado River system.
Hermosa SD provides secondary treatment, which uses biological processes to remove organic matter and suspended solids, meeting EPA standards.
As a municipal plant in the US, Hermosa SD operates under the Clean Water Act's National Pollutant Discharge Elimination System (NPDES) permit program, which sets effluent limits to protect water quality.
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