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World wastewater treatment plant observatory · data as reported by each inventory

Wastewater treatment plants in United States · Arizona

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122 inventory records · HydroWASTE v1.0 / United States

Data years: 2012. The inventory date does not establish current operation.

122 results

CompareNameNative sizeYear
Tombstone WWTFHW:252801,465 population served2012
Mammoth WWTFHW:253681,426 population served2012
Fredonia WWTFHW:252841,300 population served2012
Queen Valley WWTFHW:253631,246 population served2012
Little Colorado River SD Greer WWTFHW:252701,200 population served2012
Winkelman WWTFHW:252921,170 population served2012
PCRWRD Arivaca Junction WWTFHW:253561,090 population served2012
Naco SD WWTFHW:25278904 population served2012
Buckeye Tartesso West WRFHW:25311762 population served2012
Duncan WWTFHW:25298700 population served2012
Jerome WWTFHW:25384700 population served2012
Yavapai Apache Nation Tunlii WWTPHW:25407690 population served2012
Patagonia WWTFHW:25378630 population served2012
Alpine SD WWTFHW:25269570 population served2012
PCRWRD Mount Lemmon WWTFHW:25358353 population served2012
Valley Vista CollectionHW:25406300 population served2012
Pinal County Eleven Mile Corner Rd WWTPHW:25403220 population served2012
Kino Springs WWTFHW:25377205 population served2012
Martinez Lake LagoonHW:25397200 population served2012
Seligman WWTFHW:2537984 population served2012
Pinal County Maricopa HUD WWTPHW:2540460 population served2012
Pinal County Stanfield HUD WWTPHW:2540558 population served2012

Regulatory context

General reference. This is not an exhaustive review of applicable law.

United States: Clean Water Act / NPDES

NPDES regulates pollutant discharges from point sources to waters of the United States. The permit sets limits and monitoring conditions. A CWNS code identifies an inventory record, not an NPDES permit.

  • Permit identifier and permitting authority: EPA or an authorized state.
  • Outfall and receiving water; sewer connections follow a different control route.
  • Current permit conditions, limits and dated measurements; these are not included in CWNS.

References reviewed: 2026-11-06. Individual applicability: undetermined. This profile does not establish authorization or compliance.