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NPDES WA0023353 · Clean Water Act

SUMNER STP, Sumner, WA: NPDES WA0023353 discharge permit, effluent exceedances, inspections, penalties

SUMNER STP, Sumner, Washington: Individual permit WA0023353, held by City of Sumner; Publicly owned treatment works; Effective; issued February 11, 2021, term to February 28, 2026, by State.

  • BOD, 5-day, 20 deg. C: 0 limits, 1,258 violations of any kind.
  • Solids, total suspended: 0 limits, 1,258 violations of any kind.
  • Flow: 0 limits, 858 violations of any kind.
  • Nitrogen, ammonia total [as N]: 0 limits, 640 violations of any kind.
  • Copper, total [as Cu]: 0 limits, 468 violations of any kind.
  • Temperature, water deg. centigrade: 0 limits, 418 violations of any kind.
  • Oxygen, dissolved [DO]: 0 limits, 418 violations of any kind.
  • Coliform, fecal general: 0 limits, 418 violations of any kind.
  • BOD, percent removal [total]: 0 limits, 137 violations of any kind.
  • Solids, suspended percent removal: 0 limits, 137 violations of any kind.
  • Alkalinity, total [as CaCO3]: 0 limits, 132 violations of any kind.
  • Hardness, total [as CaCO3]: 0 limits, 132 violations of any kind.
  • pH, maximum: 0 limits, 60 violations of any kind.
  • pH, minimum: 0 limits, 60 violations of any kind.
  • Arsenic, total [as As]: 0 limits, 50 violations of any kind.
  • Cadmium, total [as Cd]: 0 limits, 50 violations of any kind.
  • Chromium, total [as Cr]: 0 limits, 50 violations of any kind.
  • Lead, total [as Pb]: 0 limits, 50 violations of any kind.
  • Thallium, total [as Tl]: 0 limits, 50 violations of any kind.
  • Molybdenum, total [as Mo]: 0 limits, 50 violations of any kind.
  • Nickel, total [as Ni]: 0 limits, 50 violations of any kind.
  • Silver, total [as Ag]: 0 limits, 50 violations of any kind.
  • Zinc, total [as Zn]: 0 limits, 50 violations of any kind.
  • Antimony, total [as Sb]: 0 limits, 50 violations of any kind.
  • Selenium, total [as Se]: 0 limits, 50 violations of any kind.
  • Mercury, total [as Hg]: 0 limits, 50 violations of any kind.

Washington holds 238 Publicly owned treatment works coverages of this permit type in EPA’s file; 228 were issued before WA0023353. City of Sumner holds 3 permits in Washington.

Other permits held by City of Sumner

Coverages issued nearest WA0023353

SUMNER STP among its neighbors

138 discharge permits are in the White River subwatershed (HUC 171100140404); WA0023353 is one. Its county: 662, 9 major; WA0023353 is major permit.

Other permits in the White River subwatershed (HUC 171100140404)

Identity

FacilitySUMNER STP
PermitteeCity of Sumner
NPDES IDWA0023353
StatusEffective
TypeIndividual permit
ClassMajor
Facility typePublicly owned treatment works
ProgramPublicly owned treatment works
IssuedFebruary 11, 2021
ExpiresFebruary 28, 2026
AgencyState
AddressSumner, WA 98390
Receiving water impaired303(D) Listed
SubwatershedWhite River (HUC 171100140404)

NPDES WA0023353: effluent limits and exceedances

SUMNER STP (NPDES WA0023353): 26 pollutants on file, 0 limited; 26 with a violation of any kind, 0 with an exceedance.

How exceedances are counted.

PollutantLimitsViolationsExceedancesLatestLargest, as filed
BOD, 5-day, 20 deg. C01,2580
Solids, total suspended01,2580
Flow08580
Nitrogen, ammonia total [as N]06400
Copper, total [as Cu]04680
Temperature, water deg. centigrade04180
Oxygen, dissolved [DO]04180
Coliform, fecal general04180
BOD, percent removal [total]01370
Solids, suspended percent removal01370
Alkalinity, total [as CaCO3]01320
Hardness, total [as CaCO3]01320
pH, maximum0600
pH, minimum0600
Arsenic, total [as As]0500
Cadmium, total [as Cd]0500
Chromium, total [as Cr]0500
Lead, total [as Pb]0500
Thallium, total [as Tl]0500
Molybdenum, total [as Mo]0500
Nickel, total [as Ni]0500
Silver, total [as Ag]0500
Zinc, total [as Zn]0500
Antimony, total [as Sb]0500
Selenium, total [as Se]0500
Mercury, total [as Hg]0500

NPDES WA0023353: inspections, violations and enforcement

NPDES WA0023353 (SUMNER STP): no single-event violation, inspection, formal enforcement action and informal enforcement action on file.

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Permits near NPDES WA0023353

NPDES WA0023353: 26 pollutant rows, 0 dated events; ICIS-NPDES download, loaded September 15, 2026.