Secondary treatment level wastewater plants

18,358 plants indexed worldwide.

Biological process removes dissolved organic matter after primary treatment.

18,358 plants

Rockingham County Home WWTF

Exeter, New Hampshire, United States

Rockingham County Home WWTF in Exeter, New Hampshire, serves 499 people with secondary treatment. The plant discharges 450.46 thousand gallons per day and has a designed capacity of 317.97 thousand gallons per day.

Secondary 499

Merrimack County Home WWTF

Boscawen, New Hampshire, United States

Merrimack County Home WWTF in Boscawen, New Hampshire, provides secondary treatment for a small population of 838. The plant discharges 170.34 volume units daily, with a designed capacity of 302.83.

Secondary 838

Cheshire County Home WWTF

Westmoreland, New Hampshire, United States

Cheshire County Home WWTF is a secondary treatment plant in Westmoreland, New Hampshire, serving 348 people. It discharges treated wastewater into local waterways, operating under US EPA and state regulations.

Secondary 348

Carroll County Home WWTF

Ossipee, New Hampshire, United States

Carroll County Home WWTF is a secondary treatment plant in Ossipee, New Hampshire, serving 257 people. It discharges treated wastewater into local waterways, supporting the region's water quality.

Secondary 257

Newport Guild Street WWTF

Newport, New Hampshire, United States

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

Secondary 1

Rollinsford WWTF

Rollinsford, New Hampshire, United States

Rollinsford WWTF is a secondary treatment plant serving 1,600 people in Rollinsford, New Hampshire. It discharges 340.69 thousand gallons per day and has a designed capacity of 567.81 thousand gallons per day.

Secondary 1,600

Milton WWTF

Milton, New Hampshire, United States

Milton WWTF is a secondary treatment plant serving 1,289 people in Milton, New Hampshire. It discharges 325.55 thousand gallons per day and has a designed capacity of 378.54 thousand gallons per day.

Secondary 1,289

Newington WWTF

Portsmouth, New Hampshire, United States

Newington WWTF is a secondary treatment plant serving 2,600 people in Portsmouth, New Hampshire, USA. It discharges 492.10 units of treated wastewater daily, with a designed capacity of 1097.77 units.

Secondary 2,600

Newfields WWTF

Newfields, New Hampshire, United States

Newfields WWTF is a secondary treatment plant serving 700 residents in Newfields, New Hampshire. It discharges 367.19 million gallons per year into local waterways, operating under US EPA Clean Water Act regulations.

Secondary 700

Warner WWTF

Warner, New Hampshire, United States

Warner WWTF is a secondary treatment plant serving 600 residents in Warner, New Hampshire. It discharges 283.91 cubic meters of treated wastewater daily, with a designed capacity of 416.39 cubic meters.

Secondary 600

Pittsfield WWTF

Pittsfield, New Hampshire, United States

Pittsfield WWTF is a secondary treatment plant in Pittsfield, New Hampshire, serving approximately 1,480 residents. It discharges treated wastewater into local waterways, supporting the region's environmental health.

Secondary 1,480

Hopkinton WWTF

Hopkinton, New Hampshire, United States

Hopkinton WWTF is a secondary treatment plant serving 600 people in Hopkinton, New Hampshire. It discharges 189.27 cubic meters of treated wastewater daily, with a designed capacity of 454.25 cubic meters.

Secondary 600

Henniker WWTF

Henniker, New Hampshire, United States

Henniker WWTF is a secondary treatment plant in Henniker, New Hampshire, serving approximately 2,868 people. It discharges 810.08 thousand gallons per day into the Contoocook River watershed.

Secondary 2,868

Greenville WWTF

Greenville, New Hampshire, United States

Greenville WWTF is a secondary treatment plant serving 1,130 people in Greenville, New Hampshire. It discharges 567.81 million gallons per year and operates under US EPA NPDES regulations.

Secondary 1,130

Antrim WWTF

Antrim, New Hampshire, United States

Antrim WWTF is a secondary treatment plant serving 1,052 people in Antrim, New Hampshire. It discharges treated wastewater into local waterways, supporting the Contoocook River watershed.

Secondary 1,052

Woodstock WWTF

Woodstock, New Hampshire, United States

Woodstock WWTF is a secondary treatment plant serving 2,513 people in Woodstock, New Hampshire. It discharges 492.10 million gallons per year and has a designed capacity of 1,287.04 million gallons per year.

Secondary 2,513

Lisbon WWTF

Lisbon, New Hampshire, United States

Lisbon WWTF is a secondary treatment plant serving 1,638 people in Lisbon, New Hampshire. It discharges treated wastewater into local waterways, operating under US EPA and state regulations.

Secondary 1,638

Woodsville WWTF

Haverhill, New Hampshire, United States

Woodsville WWTF is a secondary treatment plant in Haverhill, New Hampshire, serving about 2,500 residents. It discharges treated wastewater into the local watershed, supporting downstream water quality.

Secondary 2,498

Canaan WWTF

Canaan, New Hampshire, United States

Canaan WWTF is a secondary treatment plant serving 437 people in Canaan, New Hampshire. It discharges treated wastewater into local waterways, operating under U.S. EPA and state regulations.

Secondary 437

Bristol WWTF

Bristol, New Hampshire, United States

Bristol WWTF is a secondary treatment plant serving about 9,000 people in Bristol, New Hampshire. It discharges treated wastewater into local waterways, supporting the Pemigewasset River watershed.

Secondary 9,000
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