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Clean Water Act discharge permit · NPDES WA0040339

MANKE LUMBER COMPANY INC / SUPERIOR WOOD TREATING, Sumner, WA: NPDES WA0040339 discharge permit, effluent exceedances, inspections, penalties

MANKE LUMBER COMPANY INC / SUPERIOR WOOD TREATING, held by Manke Lumber Company Superior Wood, holds NPDES permit WA0040339. EPA’s file records it issued October 16, 2020 and expiring November 30, 2025.

MANKE LUMBER COMPANY INC / SUPERIOR WOOD TREATING, Sumner, Washington: Individual permit WA0040339, held by Manke Lumber Company Superior Wood; Administratively continued (past its expiration date and still in force until reissued); issued October 16, 2020, term to November 30, 2025, by State.

  • Copper, total [as Cu]: 2 limits, 76 violations of any kind, 10 effluent exceedances, latest December 31, 2022, largest 226% over the limit.
  • Oil and grease [soxhlet extr.] tot.: 2 limits, 70 violations of any kind, 4 effluent exceedances, latest June 30, 2024, largest 290% over the limit.
  • Chromium, total [as Cr]: 2 limits, 70 violations of any kind, 4 effluent exceedances, latest December 31, 2024, largest 48% over the limit.
  • Flow: 6 limits, 72 violations of any kind, 0 effluent exceedances.
  • Solids, total suspended: 2 limits, 66 violations of any kind, 0 effluent exceedances.
  • Arsenic, total [as As]: 2 limits, 66 violations of any kind, 0 effluent exceedances.
  • pH, maximum: 2 limits, 66 violations of any kind, 0 effluent exceedances.
  • pH, minimum: 2 limits, 66 violations of any kind, 0 effluent exceedances.
  • Nitrogen, ammonia total [as N]: 0 limits, 62 violations of any kind, 0 effluent exceedances.
  • Chemical oxygen demand [COD]: 2 limits, 4 violations of any kind, 0 effluent exceedances.
  • Phosphorus, dissolved reactive [drp as P]: 2 limits, 2 violations of any kind, 0 effluent exceedances.
  • Rainfall: 2 limits, 2 violations of any kind, 0 effluent exceedances.
  • May 7, 2026: Evaluation (S).

MANKE LUMBER COMPANY INC / SUPERIOR WOOD TREATING among its neighbors

EPA’s permit file holds 138 discharge permits in the White River subwatershed (HUC 171100140404), WA0040339 among them. Its county holds 662, 9 of them major permits; WA0040339 is a minor permit.

Other permits in the White River subwatershed (HUC 171100140404)

Identity

Facility as filedMANKE LUMBER COMPANY INC / SUPERIOR WOOD TREATING
Permittee as filedManke Lumber Company Superior Wood
NPDES IDWA0040339
Permit statusAdministratively continued (past its expiration date and still in force until reissued)
Permit typeIndividual permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
IssuedOctober 16, 2020
Expiration dateNovember 30, 2025
Issuing agencyState
AddressSumner, WA 98390
Receiving water impaired303(D) Listed
SubwatershedWhite River (HUC 171100140404)
Other EPA IDs (FRS)RCRA handler WAD981764434; ICIS-AIR source WAPSC0005305310736

Effluent limits and exceedances

An effluent exceedance is a discharge monitoring report value over the permit’s numeric limit (EPA’s violation code E90). A violation of any kind also counts a report not filed. Each row is EPA’s own count for that pollutant.

Pollutant or measureLimitsViolations, any kindEffluent exceedancesLatest exceedanceLargest exceedance, as filed
Copper, total [as Cu]27610December 31, 2022226% over the limit
Oil and grease [soxhlet extr.] tot.2704June 30, 2024290% over the limit
Chromium, total [as Cr]2704December 31, 202448% over the limit
Flow6720
Solids, total suspended2660
Arsenic, total [as As]2660
pH, maximum2660
pH, minimum2660
Nitrogen, ammonia total [as N]0620
Chemical oxygen demand [COD]240
Phosphorus, dissolved reactive [drp as P]220
Rainfall220

Inspections, violations and enforcement

EPA’s single-event violation file, as loaded, holds no violation for NPDES WA0040339.

Inspections

DateWhat EPA recordedAgency
May 7, 2026EvaluationS

Formal enforcement and penalties

0 formal actions, 0 of them with a penalty assessed. Federal and state penalties are separate figures from separate authorities and are shown as each was filed, never added together.

Informal enforcement

EPA’s informal enforcement file holds no action for NPDES WA0040339.

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Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.

What this page shows

This public-records page covers Clean Water Act discharge permit NPDES WA0040339, held by Manke Lumber Company Superior Wood at Sumner, WA, and lists its administratively continued status, minor discharger class, and an issued date of October 16, 2020 with an expiration date of November 30, 2025. The page reports 11 as the discharger class and lists 3 pollutants under a numeric limit, of which 3 had an effluent exceedance.