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Clean Water Act discharge permit · NPDES CAZ457932

ADVANCED MACHINING AND TOOLING INC, Poway, CA: NPDES CAZ457932 discharge permit, effluent exceedances, inspections, penalties

ADVANCED MACHINING AND TOOLING INC, held by Advanced Machining and Tooling Inc, holds NPDES permit CAZ457932. EPA’s file records it issued July 15, 2015 and expiring June 30, 2020. The status and dates are as EPA’s permit file stood when Velarion loaded it (October 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.

What the register holds for ADVANCED MACHINING AND TOOLING INC: its NPDES ID, its permit type and status, its dates, its address in Poway, California. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES CAZ457932.

Identity

Facility as filedADVANCED MACHINING AND TOOLING INC
Permittee as filedAdvanced Machining and Tooling Inc
NPDES IDCAZ457932
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
IssuedJuly 15, 2015
Expiration dateJune 30, 2020
Issuing agencyCA Waterboards
AddressPoway, CA 92064
Receiving water impaired303(D) Listed
SubwatershedLos Penasquitos Creek (HUC 180703040402)
Other EPA IDs (FRS)RCRA handler CAL000285460

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

Effluent limits and exceedances

EPA’s limits and effluent violation files hold no pollutant row for NPDES CAZ457932.

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

EPA’s single-event violation file, as loaded, holds no violation for NPDES CAZ457932.

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.

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How we handle your data → Privacy

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 CAZ457932 there.

Nearby on the register

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

What this page shows

ADVANCED MACHINING AND TOOLING INC is one of 45 storm water industrial permits in San Diego County on EPA's NPDES register, and 11.1% of those 45 permits have a violation on file. The permit sits among 12 NPDES permits in the Los Penasquitos Creek subwatershed, and 46.7% of the 45 county storm water industrial permits were issued earlier than this one. The permit has no pollutants under a numeric limit and no pollutants with an effluent exceedance.