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Clean Water Act discharge permit · NPDES WAR004516

PACIFIC TOPSOILS MALTBY, Woodinville, WA: NPDES WAR004516 discharge permit, effluent exceedances, inspections, penalties

PACIFIC TOPSOILS MALTBY, held by Pacific Topsoils Inc, holds NPDES permit WAR004516. EPA’s file records it issued November 20, 2019 and expiring December 31, 2024.

PACIFIC TOPSOILS MALTBY, Woodinville, Washington: Coverage under a general permit WAR004516, held by Pacific Topsoils Inc; Administratively continued (past its expiration date and still in force until reissued); issued November 20, 2019, term to December 31, 2024, by State; Fertilizer [Mixing Only] Manufacturing.

  • Turbidity: 1 limit, 11 violations of any kind, 5 effluent exceedances, latest March 31, 2021.
  • BOD, 5-day, 20 deg. C: 1 limit, 4 violations of any kind, 1 effluent exceedance, latest March 31, 2021, largest 500% over the limit.
  • Nitrite + Nitrate total [as N]: 1 limit, 4 violations of any kind, 1 effluent exceedance, latest March 31, 2020, largest 22% over the limit.
  • pH: 2 limits, 12 violations of any kind, 0 effluent exceedances.
  • Copper, total [as Cu]: 1 limit, 6 violations of any kind, 0 effluent exceedances.
  • Zinc, total [as Zn]: 1 limit, 6 violations of any kind, 0 effluent exceedances.
  • Oil and grease visual: 1 limit, 6 violations of any kind, 0 effluent exceedances.
  • Phosphorus, total [as P]: 1 limit, 3 violations of any kind, 0 effluent exceedances.

PACIFIC TOPSOILS MALTBY among its neighbors

EPA’s permit file holds 136 discharge permits in the Bear Creek-Sammamish River subwatershed (HUC 171100120304), WAR004516 among them. Its county holds 619, 4 of them major permits; WAR004516 is a minor permit.

Other permits in the Bear Creek-Sammamish River subwatershed (HUC 171100120304)

Identity

Facility as filedPACIFIC TOPSOILS MALTBY
Permittee as filedPacific Topsoils Inc
NPDES IDWAR004516
Permit statusAdministratively continued (past its expiration date and still in force until reissued)
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
IssuedNovember 20, 2019
Expiration dateDecember 31, 2024
Issuing agencyState
AddressWoodinville, WA 98072
SubwatershedBear Creek-Sammamish River (HUC 171100120304)
NAICS325314 – Fertilizer [Mixing Only] Manufacturing
SIC2875 – Fertilizers, Mixing Only

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
Turbidity1115March 31, 2021
BOD, 5-day, 20 deg. C141March 31, 2021500% over the limit
Nitrite + Nitrate total [as N]141March 31, 202022% over the limit
pH2120
Copper, total [as Cu]160
Zinc, total [as Zn]160
Oil and grease visual160
Phosphorus, total [as P]130

Inspections, violations and enforcement

EPA’s single-event violation file, as loaded, holds no violation for NPDES WAR004516.

Inspections

EPA’s inspection file holds no inspection for NPDES WAR004516.

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 WAR004516.

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Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.

What this page shows

This public-records page covers NPDES permit WAR004516, held by Pacific Topsoils Inc for the PACIFIC TOPSOILS MALTBY facility in Woodinville, WA, which EPA's file lists as issued November 20, 2019 and expiring December 31, 2024, and now administratively continued. The page lists a Minor Discharger class, 3 pollutants with an effluent exceedance, and 8 pollutants under a numeric limit, with the facility sitting in the Bear Creek-Sammamish River subwatershed (HUC 171100120304).