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Clean Water Act discharge permit · NPDES CAZ515149

ALAMITOS ENERGY CENTER, Long Beach, CA: NPDES CAZ515149 discharge permit, effluent exceedances, inspections, penalties

ALAMITOS ENERGY CENTER, held by AES Alamitos Energy LLC, holds NPDES permit CAZ515149. EPA’s file records it issued February 7, 2020 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 ALAMITOS ENERGY CENTER: its NPDES ID, its permit type and status, its dates, its address in Long Beach, California. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES CAZ515149.

Identity

Facility as filedALAMITOS ENERGY CENTER
Permittee as filedAES Alamitos Energy LLC
NPDES IDCAZ515149
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
IssuedFebruary 7, 2020
Expiration dateJune 30, 2020
Issuing agencyCA Waterboards
AddressLong Beach, CA 90803
SubwatershedAlamitos Bay (HUC 180701060702)
Other EPA IDs (FRS)RCRA handler CAD009694795; ICIS-AIR source CASCA0000603700005

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 CAZ515149.

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 CAZ515149.

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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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 CAZ515149 there.

Nearby on the register

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

What this page shows

The ALAMITOS ENERGY CENTER storm water industrial permit is one of 180 such permits on EPA's NPDES register in Los Angeles County, and 95.0% of the 140 storm water industrial permits in the county were issued earlier than it. The permit also falls within the Alamitos Bay subwatershed, which holds 22 NPDES permits, and it has no pollutants under a numeric limit and no effluent exceedances on file.