Overview
Newport STP serves approximately 10,560 residents in Newport, Oregon. The plant is located near the Pacific coast and operates under U.S. EPA and Oregon DEQ regulatory oversight.
Newport STP is a municipal wastewater treatment facility serving the city of Newport, Oregon, located on the central coast of the state. The plant serves a population of about 10,560, placing it in the small-to-medium agglomeration category for U.S. coastal communities. As a U.S. facility, Newport STP operates under the Clean Water Act's National Pollutant Discharge Elimination System (NPDES) permit program, administered in Oregon by the Department of Environmental Quality (DEQ). For plants of this scale, secondary treatment is typically required, with additional nutrient removal if discharging to sensitive waters. The plant's designed capacity is 1.00 million gallons per day, indicating it is sized for the local population and seasonal tourist flows. The plant's treated effluent is discharged to the Pacific Ocean via a marine outfall, as is common for coastal Oregon communities. The receiving waters support diverse marine life, including salmon, Dungeness crab, and seabird populations. The Yaquina Bay and estuary, located nearby, are ecologically important nursery habitats. Proper treatment is essential to protect coastal water quality and the region's fishing and tourism economy.
Environmental context
Newport STP discharges treated wastewater to the Pacific Ocean near the mouth of Yaquina Bay, a productive estuary that supports salmon, shellfish, and migratory birds. The coastal waters off Newport are part of the California Current Large Marine Ecosystem, known for upwelling-driven productivity. The plant's discharge must meet strict nutrient and pathogen limits to protect marine habitats and recreational beaches.
Frequently asked questions
Newport STP is located in Newport, Oregon, United States, near the Pacific coast at Southeast 1st Street in the Nye Beach area.
Newport STP serves approximately 10,560 residents in the city of Newport, Oregon.
Newport STP discharges treated effluent to the Pacific Ocean via a marine outfall, as is typical for coastal Oregon communities.
Newport STP operates under the U.S. Clean Water Act, with an NPDES permit issued by the Oregon Department of Environmental Quality (DEQ).
For a plant of this size in Oregon, secondary treatment is standard, with possible nutrient removal if discharging to sensitive waters like the coast.
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