Overview
VALLEY SD WWTF serves Indio, California, treating wastewater for approximately 85,000 residents. The plant operates under U. S. EPA and state regulations, discharging treated effluent into the local watershed.
VALLEY SD WWTF is a municipal wastewater treatment facility located in Indio, California, within Riverside County. It serves a population of around 85,000 people, making it a medium-to-large agglomeration under the U. S. Clean Water Act framework. The plant is situated in the Coachella Valley, a desert region with significant water reuse and conservation needs. As a U. S. facility, VALLEY SD WWTF operates under National Pollutant Discharge Elimination System (NPDES) permits issued by the California State Water Resources Control Board. These permits set discharge limits to protect water quality. The designed capacity is 1. For plants of this scale, secondary treatment is typical, with some facilities incorporating tertiary treatment for water reuse. The treated effluent from VALLEY SD WWTF likely discharges into the Whitewater River or a tributary, which flows into the Salton Sea, a critical but ecologically stressed inland lake. The Salton Sea supports migratory birds and aquatic life, making proper wastewater treatment essential to prevent nutrient loading and maintain water quality in this sensitive desert ecosystem.
Environmental context
The plant's discharge ultimately reaches the Salton Sea via the Whitewater River system. The Salton Sea is a hypersaline lake that serves as a vital stopover for migratory birds along the Pacific Flyway. Nutrient inputs from wastewater can exacerbate algal blooms and oxygen depletion, threatening fish and bird populations. Proper treatment is crucial to minimize ecological impacts in this arid region.
Frequently asked questions
VALLEY SD WWTF is located in Indio, California, in Riverside County, United States.
The plant serves approximately 85,000 residents in the Indio area.
The treated effluent is discharged into the Whitewater River system, which flows into the Salton Sea.
The plant operates under the U. S. Clean Water Act and is permitted through the National Pollutant Discharge Elimination System (NPDES), enforced by the California State Water Resources Control Board.
For a plant of this size in California, secondary treatment is standard, with many facilities also incorporating tertiary treatment for water reuse to meet strict discharge limits and support local water conservation.
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