248 plants indexed. Showing 244 matching current filters.
LaCrosse Wastewater Facility serves 315 people in LaCrosse, Washington, with secondary treatment. The plant discharges 246.05 million gallons per year into the local watershed.
Langley S_T Facility is a secondary treatment plant in Langley, Washington, serving 1,045 people. It discharges 302.83 megaliters annually and is located within 10 km of the coast.
LEWIS CO STP 2 is a secondary wastewater treatment plant serving 311 people in Lewis County, Washington, USA. It discharges 302.83 cubic meters of treated effluent daily.
Lind S T Facility is a secondary wastewater treatment plant serving 560 people in Lind, Washington. It discharges approximately 212,000 gallons per day into the local watershed.
LOON LAKE TREATMENT is a secondary wastewater plant in Stevens County, Washington, serving 634 people. It discharges treated effluent into the local watershed, supporting downstream water quality.
Mabton POTW is a secondary treatment plant serving approximately 2,290 people in Mabton, Washington. It discharges treated wastewater into the Yakima River basin, an important agricultural watershed in the Pacific Northwest.
Manchester STP is a secondary treatment plant serving 2,310 people in Manchester, Washington. It discharges 757.08 million gallons per year into the local watershed near Puget Sound.
Mansfield S_T FAC is a secondary treatment plant serving 325 people in Mansfield, Washington. It discharges 151.42 megaliters of treated wastewater annually, operating under U.S. EPA NPDES regulations.
McCleary STP is an advanced wastewater treatment plant serving approximately 1,981 residents in McCleary, Washington. It discharges treated effluent into the local watershed, supporting downstream water quality in Grays Harbor County.
MESA S_T FACILITY is a secondary wastewater treatment plant in Mesa, Washington, serving 440 people. It discharges 158.99 units of treated effluent and has a designed capacity of 234.69 units.
Metaline Falls S_T FAC is a secondary treatment plant serving 238 people in Pend Oreille Village, Washington. It discharges treated wastewater into the local watershed under U.S. EPA NPDES regulations.
Metaline Municipal STP is a secondary treatment plant serving 160 people in Metaline, Washington. It discharges 166.56 units of treated wastewater, operating under US EPA and Washington state regulations.
MORTON STP is a secondary wastewater treatment plant serving 1,125 people in Morton, Washington. It discharges 757.08 cubic meters per day and has a designed capacity of 2,346.95 cubic meters per day.
Mossyrock S_T Facility is a secondary wastewater treatment plant in Lewis County, Washington, serving a small population of 533. It discharges treated effluent into the local watershed, supporting downstream water quality.
NACHES STP is a secondary wastewater treatment plant serving 725 people in Naches, Washington. It discharges treated effluent into the local watershed within the Yakima River basin.
Naselle Youth Camp STF is a secondary treatment plant in Grays Harbor County, Washington, serving 300 people. It discharges 132.49 volume units and operates under US Clean Water Act regulations.
North Bonneville S_T FAC is a secondary wastewater treatment plant in Washington, USA, serving 965 people with a discharge volume of 473.18 units. It operates under the US Clean Water Act framework.
Oakesdale S_T Facility is a secondary wastewater treatment plant in Whitman County, Washington, serving approximately 450 people. It discharges 946.35 cubic meters of treated effluent daily.
Pacific Beach STP is a secondary treatment plant serving 1,950 people in Pacific Beach, Washington. It discharges 378.54 m³/day of treated wastewater near the Pacific coast.
Pateros S_T Facility is a secondary wastewater treatment plant serving 630 people in Pateros, Washington. It discharges treated effluent into the Columbia River basin.