Clean Water Act discharge permit · NPDES WAG8700AE

WEED AND ALGAE PEST CONTROL, Portland, OR: NPDES WAG8700AE discharge permit, effluent exceedances, inspections, penalties

EffectivePermit status
MinorDischarger class
0Pollutants under a numeric limit
0Pollutants with an effluent exceedance
0Inspections on file
0Formal enforcement actions

WEED AND ALGAE PEST CONTROL, held by U.S. Army Corps of Engineers - Portland District, holds NPDES permit WAG8700AE. EPA’s file records it issued April 24, 2022 and expiring October 30, 2026.

WEED AND ALGAE PEST CONTROL, Portland, Oregon: Coverage under a general permit WAG8700AE, held by U.S. Army Corps of Engineers - Portland District; Effective; issued April 24, 2022, term to October 30, 2026, by U.S. EPA.

WEED AND ALGAE PEST CONTROL among its neighbors

EPA’s permit file holds 54 discharge permits in the Willamette River subwatershed (HUC 170900120202), WAG8700AE among them.

Other permits in the Willamette River subwatershed (HUC 170900120202)

146TH EAST APARTMENTS, Portland: ORR10G353, minor permit, permit term to December 14, 2025
AMAZON.COM SERVICES LLC - UOR2, Portland: ORRZ00091, minor permit, permit term to June 30, 2026
ARKEMA, Portland: OR0001597, minor permit, discharging to WILLAMETTE RIVER (RM 7.4), permit term to March 31, 1996
ARKEMA, Multnomah: OR0044695, minor permit, permit term to March 31, 2019
ARKEMA, Portland: ORR10J946, minor permit, permit term to December 14, 2030
ASH GROVE CEMENT - RIVERGATE LIME PLANT, Portland: OR0001601, minor permit, discharging to WILLAMETTE RIVER, permit term to January 31, 2010
BDC/WILLAMETTE LLC, Portland: OR0040363, minor permit, permit term to October 14, 2014
BRIDGE CITY STEEL, Portland: ORR208062, minor permit, permit term to July 1, 2026
CALPORTLAND - FRONT AVENUE READY MIX, Portland: ORR328103, minor permit, permit term to December 3, 2017
CATHEDRAL VILLAGE, Portland: ORR10G264, minor permit, permit term to December 14, 2025

What the register holds for WEED AND ALGAE PEST CONTROL: its NPDES ID, its permit type and status, its dates, its address in Portland, Oregon. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES WAG8700AE.

Identity

Facility as filed	WEED AND ALGAE PEST CONTROL
Permittee as filed	U.S. Army Corps of Engineers - Portland District
NPDES ID	WAG8700AE
Permit status	Effective
Permit type	Coverage under a general permit
Discharger class	Minor discharger
Facility type	Not a publicly owned treatment works
Issued	April 24, 2022
Expiration date	October 30, 2026
Issuing agency	U.S. EPA
Address	Portland, OR 97204
Receiving water impaired	303(D) Listed
Subwatershed	Willamette River (HUC 170900120202)

Effluent limits and exceedances

0Pollutants on file
0Under a numeric limit
0With a violation of any kind
0With an effluent exceedance

EPA’s limits and effluent violation files hold no pollutant row for NPDES WAG8700AE.

Inspections, violations and enforcement

0Single-event violations

EPA’s single-event violation file, as loaded, holds no violation for NPDES WAG8700AE.

Inspections

EPA’s inspection file holds no inspection for NPDES WAG8700AE.

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 WAG8700AE.

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Nearby on the register

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

WEED AND ALGAE PEST CONTROL is the only general permit coverage on EPA's NPDES register in Portland. It is one of 54 NPDES permits in the Willamette River subwatershed. The permit has no pollutants under a numeric limit and no pollutants with an effluent exceedance.