Clean Water Act discharge permit · NPDES IDS028177

IDAHO TRANSPORTATION DEPARTMENT DISTRICT 3 MS4, Boise, ID: NPDES IDS028177 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
0Pollutants under a numeric limit
0Pollutants with an effluent exceedance

IDAHO TRANSPORTATION DEPARTMENT DISTRICT 3 MS4, held by IDAHO TRANSPORTATION DEPARTMENT DISTRICT 3, holds NPDES permit IDS028177, which discharges to Indian Creek, Mason Creek, Boise River. EPA’s file records it issued December 8, 2020 and expiring January 31, 2026. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 15, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.

What the register holds for IDAHO TRANSPORTATION DEPARTMENT DISTRICT 3 MS4: its NPDES ID, its permit type and status, its dates, its address in Boise, Idaho, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES IDS028177.

Identity

Facility as filed	IDAHO TRANSPORTATION DEPARTMENT DISTRICT 3 MS4
Permittee as filed	IDAHO TRANSPORTATION DEPARTMENT DISTRICT 3
NPDES ID	IDS028177
Permit status	Administratively continued (past its expiration date and still in force until reissued)
Permit type	Individual permit
Discharger class	Minor discharger
Facility type	Not a publicly owned treatment works
Program	Small municipal storm sewer systems
Issued	December 8, 2020
Expiration date	January 31, 2026
Address	Boise, ID 83714
Receiving water	Indian Creek, Mason Creek, Boise River
Subwatershed	North Slough-Boise River (HUC 170501140404)
Other EPA IDs (FRS)	RCRA handler IDD980988430

Cited to the EPA ICIS-NPDES permit file (ECHO download); cross-program IDs from EPA’s FRS facility-registry crosswalk.

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 IDS028177.

Cited to the EPA ICIS-NPDES limits and effluent violations files (ECHO download); up to 60 rows shown, most exceedances first.

Inspections, violations and enforcement

0Single-event violations

EPA’s single-event violation file, as loaded, holds no violation for NPDES IDS028177.

Velarion’s copy of EPA’s ICIS-NPDES files does not include the inspections, formal enforcement actions and informal enforcement actions files, so this page shows none of them. EPA’s free Detailed Facility Report on ECHO lists this permit’s inspections, enforcement actions and penalties.

Cited to the EPA ICIS-NPDES violation, inspection and enforcement files (ECHO download); up to 50 rows of each shown, newest first.

Watch this permit

One permit holder, $99/month. Watch the register for one permit holder and the places and receiving waters tied to its permits. Choose “One permit holder” and enter this permit’s NPDES ID, IDS028177.

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EPA publishes a free Detailed Facility Report for every permit on ECHO: its compliance status quarter by quarter, its inspections, and its enforcement actions and penalties. EPA also sends free notices of new inspections and enforcement actions through ECHO Notify; enter NPDES ID IDS028177 there.

Nearby on the register

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

This public-records page covers Clean Water Act NPDES permit IDS028177, held by Idaho Transportation Department District 3 MS4 in Boise, Idaho, which discharges to Indian Creek, Mason Creek and the Boise River. The register lists the permit as administratively continued, with a minor discharger class, 0 pollutants under a numeric limit and 0 pollutants with an effluent exceedance.