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Clean Water Act discharge permit · NPDES ORRZ00193

TERZO ENTERPRISES, INC., Gresham, OR: NPDES ORRZ00193 discharge permit, effluent exceedances, inspections, penalties

TERZO ENTERPRISES, INC., held by Terzo Enterprises Inc., holds NPDES permit ORRZ00193. EPA’s file records it issued February 10, 2026 and expiring June 30, 2026.

TERZO ENTERPRISES, INC., Gresham, Oregon: Coverage under a general permit ORRZ00193, held by Terzo Enterprises Inc.; Industrial stormwater; Administratively continued (past its expiration date and still in force until reissued); issued February 10, 2026, term to June 30, 2026.

  • pH: 2 limits, 2 violations of any kind, 0 effluent exceedances.
  • BOD, 5-day, 20 deg. C: 1 limit, 1 violation of any kind, 0 effluent exceedances.
  • Solids, total suspended: 1 limit, 1 violation of any kind, 0 effluent exceedances.
  • Phosphorus, total [as P]: 1 limit, 1 violation of any kind, 0 effluent exceedances.
  • Copper, total [as Cu]: 1 limit, 1 violation of any kind, 0 effluent exceedances.
  • Lead, total [as Pb]: 1 limit, 1 violation of any kind, 0 effluent exceedances.
  • Zinc, total [as Zn]: 1 limit, 1 violation of any kind, 0 effluent exceedances.
  • E. coli: 1 limit, 1 violation of any kind, 0 effluent exceedances.

Oregon holds 595 Industrial stormwater coverages of this permit type in EPA’s file; 563 were issued before ORRZ00193.

Coverages issued nearest ORRZ00193

TERZO ENTERPRISES, INC. among its neighbors

EPA’s permit file holds 151 discharge permits in the Columbia Slough-Frontal Columbia River subwatershed (HUC 170900120201), ORRZ00193 among them.

Other permits in the Columbia Slough-Frontal Columbia River subwatershed (HUC 170900120201)

Identity

Facility as filedTERZO ENTERPRISES, INC.
Permittee as filedTerzo Enterprises Inc.
NPDES IDORRZ00193
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
ProgramIndustrial stormwater
IssuedFebruary 10, 2026
Expiration dateJune 30, 2026
AddressGresham, OR 97030
Receiving water impaired303(D) Listed
SubwatershedColumbia Slough-Frontal Columbia River (HUC 170900120201)

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
pH220
BOD, 5-day, 20 deg. C110
Solids, total suspended110
Phosphorus, total [as P]110
Copper, total [as Cu]110
Lead, total [as Pb]110
Zinc, total [as Zn]110
E. coli110

EPA’s effluent violation file records no exceedance of a numeric limit for NPDES ORRZ00193.

Inspections, violations and enforcement

EPA’s single-event violation file, as loaded, holds no violation for NPDES ORRZ00193.

Inspections

EPA’s inspection file holds no inspection for NPDES ORRZ00193.

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 ORRZ00193.

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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 NPDES permit ORRZ00193, held by TERZO ENTERPRISES, INC. of Gresham, OR, a minor discharger under an industrial stormwater program with an administratively continued status. The page lists 8 pollutants on file, 8 of them under a numeric limit, and 0 pollutants with an effluent exceedance.