Clean Water Act discharge permit · NPDES CAZ482737

INTERSTATE METAL INCORPORATED, Santa Fe Springs, CA: NPDES CAZ482737 discharge permit, effluent exceedances, inspections, penalties

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

INTERSTATE METAL INCORPORATED, held by Interstate Metal Inc, holds NPDES permit CAZ482737. EPA’s file records it issued February 14, 2017 and expiring June 30, 2020. 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 INTERSTATE METAL INCORPORATED: its NPDES ID, its permit type and status, its dates, its address in Santa Fe Springs, California. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES CAZ482737.

Identity

Facility as filed	INTERSTATE METAL INCORPORATED
Permittee as filed	Interstate Metal Inc
NPDES ID	CAZ482737
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	February 14, 2017
Expiration date	June 30, 2020
Issuing agency	CA Waterboards
Address	Santa Fe Springs, CA 90670
Subwatershed	La Mirada Creek (HUC 180701060602)
Other EPA IDs (FRS)	RCRA handler CAL000502314

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 CAZ482737.

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 CAZ482737.

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

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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 CAZ482737 there.

Nearby on the register

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

INTERSTATE METAL INCORPORATED's Storm Water Industrial permit CAZ482737 in Santa Fe Springs, California, is one of 15 storm water industrial permits on EPA's NPDES register for that city, this one included. Of all 14 such permits in Santa Fe Springs, this one included, 35.7% were issued earlier than this permit. The permit also sits among 19 NPDES permits in the La Mirada Creek subwatershed, this one included, and it has no pollutants under a numeric limit and no pollutants with an effluent exceedance on file.