Overview
San Andreas Sanitary District WWTP serves 2,449 residents in San Andreas, California. The plant operates under U.S. Clean Water Act regulations for small communities.
The San Andreas Sanitary District WWTP is a municipal wastewater treatment facility located in San Andreas, Calaveras County, California. Serving a population of approximately 2,449, this plant is part of the region's infrastructure for managing domestic wastewater in a rural setting. As a small-scale facility in the United States, the plant is subject to the Clean Water Act and National Pollutant Discharge Elimination System (NPDES) permitting, typically administered by the California State Water Resources Control Board or a regional board. For communities of this size, secondary treatment is generally required, though specific processes and capacity details are not publicly available. The plant's treated effluent likely discharges to a local waterway within the Mokelumne River or Calaveras River watershed, ultimately flowing to the San Joaquin River and San Francisco Bay. This connection to the Bay-Delta ecosystem underscores the importance of effective treatment to protect aquatic life and water quality downstream.
Environmental context
The plant's discharge likely enters a tributary of the Mokelumne or Calaveras River, part of the San Joaquin River basin that drains into the Sacramento-San Joaquin Delta and San Francisco Bay. This watershed supports diverse aquatic species, including salmonids, and is critical for regional water supply. Effective treatment helps prevent nutrient loading and contaminant impacts on these sensitive ecosystems.
Frequently asked questions
The plant is located at 572 Gold Oak Road, San Andreas, Calaveras County, California, United States.
The plant serves approximately 2,449 residents in the San Andreas area.
The treated effluent likely discharges to a local waterway within the Mokelumne or Calaveras River watershed, which flows to the San Joaquin River and ultimately San Francisco Bay.
As a U.S. facility, the plant operates under the Clean Water Act and is regulated via an NPDES permit issued by the California State Water Resources Control Board or a regional board.
For small communities of this size, secondary treatment is typically required under the Clean Water Act, often using technologies like activated sludge or lagoon systems to meet effluent limits.
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