Secondary treatment level wastewater plants

18,358 plants indexed worldwide.

Biological process removes dissolved organic matter after primary treatment.

18,358 plants

Montgomery Township Oxbridge CS_STP

Montgomery Township, New Jersey, United States

Montgomery Township Oxbridge CS_STP is a secondary treatment plant in Montgomery Township, New Jersey, serving 1,297 people with a discharge volume of 151.42 units.

Secondary 1,297

Montgomery Township Riverside Farms STP

Montgomery Township, New Jersey, United States

Montgomery Township Riverside Farms STP is a secondary treatment plant in New Jersey serving 1,216 people. It discharges 386.11 million gallons per year into local waterways.

Secondary 1,216

Montgomery Township Skillman Village STP

Montgomery Township, New Jersey, United States

Montgomery Township Skillman Village STP is a secondary treatment plant in Montgomery Township, New Jersey, serving 125 people. It discharges 37.85 million gallons per year and has a designed capacity of 56.78 million gallons per year.

Secondary 125

Washington Township MUA Long Valley CS_STP

Washington Township, New Jersey, United States

Washington Township MUA Long Valley CS_STP is a secondary treatment plant in Washington Township, New Jersey, serving 7,030 people. It discharges 681.37 million gallons per year and operates under US EPA NPDES regulations.

Secondary 7,030

Chatham Twp Chatham Glen STP

Chatham Township, New Jersey, United States

Chatham Twp Chatham Glen STP is a secondary treatment plant in Chatham Township, New Jersey, serving 1,354 people. It discharges 431.54 million gallons per year and operates under US EPA NPDES regulations.

Secondary 1,354

West Milford Township Birch Hill CS_STP

West Milford, New Jersey, United States

West Milford Township Birch Hill CS_STP is a secondary treatment plant serving 850 people in West Milford, New Jersey. It discharges 136.28 megaliters annually within the Passaic River watershed.

Secondary 850

West Milford Township High View CS_STP

West Milford, New Jersey, United States

West Milford Township High View CS_STP is a secondary treatment plant serving 10,628 people in West Milford, New Jersey. It discharges 333.12 million gallons per year and has a designed capacity of 2,309.09 million gallons per year.

Secondary 10,628

West Milford Township Olde Milford CS_STP

West Milford, New Jersey, United States

West Milford Township Olde Milford CS_STP is a secondary treatment plant serving 1,390 people in West Milford, New Jersey. It discharges 446.68 million gallons per year into local waterways.

Secondary 1,390

West Milford Township Awosting CS_STP

West Milford, New Jersey, United States

West Milford Township Awosting CS_STP is a secondary treatment plant serving 645 residents in West Milford, New Jersey. It discharges treated wastewater into local waterways, supporting the Passaic River watershed.

Secondary 645

West Milford Township Crescent Pk CS_STP

West Milford, New Jersey, United States

West Milford Township Crescent Pk CS_STP is a secondary treatment plant serving 1,889 people in West Milford, New Jersey. It discharges 363.40 units of treated wastewater daily.

Secondary 1,889

Piermont WWTF

Enfield, New Hampshire, United States

Piermont WWTF is a secondary treatment plant in Enfield, New Hampshire, serving 107 people. It discharges 15.14 million gallons per year and has a designed capacity of 26.50 million gallons per year.

Secondary 107

Meriden WWTF

Plainfield, New Hampshire, United States

Meriden WWTF is a secondary treatment plant in Plainfield, New Hampshire, serving 900 people. It discharges 151.42 million gallons per year and has a designed capacity of 302.83 million gallons.

Secondary 900

Glencliff WWTF

Benton, New Hampshire, United States

Glencliff WWTF is a secondary treatment plant in Benton, New Hampshire, serving a small population of 293. It discharges treated wastewater into local waterways, supporting the region's environmental health.

Secondary 293

Wakefield Sanbornville WWTF

Wakefield, New Hampshire, United States

Wakefield Sanbornville WWTF is a secondary treatment plant serving 297 people in Wakefield, New Hampshire. It discharges 140.06 million gallons per year within its designed capacity of 189.27 million gallons.

Secondary 297

Troy WWTF

Troy, New Hampshire, United States

Troy WWTF is a secondary treatment plant serving 1,200 people in Troy, New Hampshire. It discharges 299.05 million gallons per year and has a designed capacity of 984.20 million gallons per year.

Secondary 1,200

West Swanzey WWTF

Swanzey, New Hampshire, United States

West Swanzey WWTF is a secondary treatment plant serving 989 people in Swanzey, New Hampshire. It discharges treated wastewater into local waterways, operating under U.S. EPA and state regulations.

Secondary 989

Pittsburg WWTF

Pittsburg, New Hampshire, United States

Pittsburg WWTF is a secondary treatment plant serving 183 people in Pittsburg, New Hampshire. It discharges 151.42 cubic meters of treated wastewater daily into the local watershed.

Secondary 183

Beebe River WWTF

Campton, New Hampshire, United States

Beebe River WWTF is a secondary treatment plant in Campton, New Hampshire, serving a small population of 100. It discharges treated wastewater into the local watershed, supporting the Pemigewasset River basin.

Secondary 100

Amherst Collection System

Amherst, New Hampshire, United States

Amherst Collection System is a secondary treatment plant serving 407 people in Amherst, New Hampshire. It discharges 71.92 units of treated wastewater daily with a designed capacity of 166.56 units.

Secondary 407

Conway Village WWTF

Conway, New Hampshire, United States

Conway Village WWTF is a secondary treatment plant serving 6,280 people in Conway, New Hampshire. It discharges treated wastewater into the local watershed, ultimately draining to the Atlantic Ocean.

Secondary 6,280
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