Clean Water Act discharge permit · NPDES IDR05I304

STIMSON LUMBER COMPANY, PLUMMER OPERATION, Plummer, ID: NPDES IDR05I304 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
4Pollutants under a numeric limit
0Pollutants with an effluent exceedance
0Inspections on file
0Formal enforcement actions

STIMSON LUMBER COMPANY, PLUMMER OPERATION, held by STIMSON LUMBER CO, holds NPDES permit IDR05I304. EPA’s file records it issued October 3, 2015 and expiring June 3, 2020.

STIMSON LUMBER COMPANY, PLUMMER OPERATION, Plummer, Idaho: Coverage under a general permit IDR05I304, held by STIMSON LUMBER CO; Industrial stormwater; Administratively continued (past its expiration date and still in force until reissued); issued October 3, 2015, term to June 3, 2020, by U.S. EPA.

pH: 12 limits, 0 violations of any kind, 0 effluent exceedances.
Solids, total suspended: 6 limits, 0 violations of any kind, 0 effluent exceedances.
Zinc, total [as Zn]: 3 limits, 0 violations of any kind, 0 effluent exceedances.
Chemical Oxygen Demand [COD]: 3 limits, 0 violations of any kind, 0 effluent exceedances.

Idaho holds 245 Industrial stormwater coverages of this permit type in EPA’s file; 1 were issued before IDR05I304.

Coverages issued nearest IDR05I304

September 18, 2015: DELTA AIR LINES INC., Boise, IDR053006, held by DELTA AIR LINES
October 13, 2015: BIG CANYON ENVIRONMENTAL, Peck, IDNOEI306, held by Howell Munitions
October 15, 2015: COMPONENTS EXCHANGE, Peck, IDNOEI307, held by Howell Munitions
November 15, 2015: MERIDIAN BEARTRACK COMPANY - BEARTRACK MINE, Salmon, IDR053033, held by MERIDIAN BEARTRACK CO
November 20, 2015: PARIS HILLS AGRICOM INC., Soda Springs, IDR053035, held by Paris Hills Agricom Inc
November 28, 2015: GAY MINE, Fort Hall, IDR05I308, held by JR SIMPLOT COMPANY

STIMSON LUMBER COMPANY, PLUMMER OPERATION among its neighbors

EPA’s permit file holds 2 discharge permits in the Plummer Creek subwatershed (HUC 170103041103), IDR05I304 among them. Its county holds 19, 0 of them major permits; IDR05I304 is a minor permit.

Other permits in the Plummer Creek subwatershed (HUC 170103041103)

2024 CITY OF PLUMMER ROADWAY IMPROVEMENTS, Plummer: IDR10I03K, not classed

What the register holds for STIMSON LUMBER COMPANY, PLUMMER OPERATION: its NPDES ID, its permit type and status, its dates, its address in Plummer, Idaho, and 4 pollutants under a numeric limit. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES IDR05I304.

Identity

Facility as filed	STIMSON LUMBER COMPANY, PLUMMER OPERATION
Permittee as filed	STIMSON LUMBER CO
NPDES ID	IDR05I304
Permit status	Administratively continued (past its expiration date and still in force until reissued)
Permit type	Coverage under a general permit
Discharger class	Minor discharger
Facility type	Not a publicly owned treatment works
Program	Industrial stormwater
Issued	October 3, 2015
Expiration date	June 3, 2020
Issuing agency	U.S. EPA
Address	Plummer, ID 83851
Subwatershed	Plummer Creek (HUC 170103041103)
SIC	2421 – Sawmills And Planing Mills, General
Other EPA IDs (FRS)	ICIS-AIR source 100000001600900018

Effluent limits and exceedances

4Pollutants on file
4Under a numeric limit
0With a violation of any kind
0With an effluent exceedance

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 measure	Limits	Violations, any kind	Effluent exceedances	Latest exceedance	Largest exceedance, as filed
pH	12	0	0
Solids, total suspended	6	0	0
Zinc, total [as Zn]	3	0	0
Chemical Oxygen Demand [COD]	3	0	0

EPA’s effluent violation file records no exceedance of a numeric limit for NPDES IDR05I304.

Inspections, violations and enforcement

0Single-event violations

EPA’s single-event violation file, as loaded, holds no violation for NPDES IDR05I304.

Inspections

EPA’s inspection file holds no inspection for NPDES IDR05I304.

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 IDR05I304.

Watch this permit

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Nearby on the register

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

This public-records page covers Clean Water Act discharge permit NPDES IDR05I304, held by STIMSON LUMBER CO for its STIMSON LUMBER COMPANY, PLUMMER OPERATION facility in Plummer, ID, under an industrial stormwater program. The page lists a Minor Discharger class 4, 0 pollutants under a numeric limit, and 0 pollutants with an effluent exceedance.