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Clean Water Act discharge permit · NPDES CAZ457311

PIONEER AMERICAS LLC DBA OLIN CHLOR ALKALI PRODUCTS, Tracy, CA: NPDES CAZ457311 discharge permit, effluent exceedances, inspections, penalties

PIONEER AMERICAS LLC DBA OLIN CHLOR ALKALI PRODUCTS, held by Olin Chlor Alkali Products, holds NPDES permit CAZ457311. EPA’s file records it issued July 9, 2015 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 PIONEER AMERICAS LLC DBA OLIN CHLOR ALKALI PRODUCTS: its NPDES ID, its permit type and status, its dates, its address in Tracy, California. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES CAZ457311.

Identity

Facility as filedPIONEER AMERICAS LLC DBA OLIN CHLOR ALKALI PRODUCTS
Permittee as filedOlin Chlor Alkali Products
NPDES IDCAZ457311
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 9, 2015
Expiration dateJune 30, 2020
Issuing agencyCA Waterboards
AddressTracy, CA 95304
SubwatershedUpper Old River (HUC 180400030601)
Other EPA IDs (FRS)RCRA handler CAL000000293

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 CAZ457311.

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 CAZ457311.

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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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, CAZ457311.

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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 CAZ457311 there.

Nearby on the register

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

What this page shows

The Pioneer Americas LLC DBA Olin Chlor Alkali Products storm water industrial permit, NPDES ID CAZ457311 in Tracy, is one of 32 storm water industrial permits in San Joaquin County on EPA's NPDES register, and it sits among 5 NPDES permits in the Upper Old River subwatershed. Among its San Joaquin County peers, 0.0% of those 32 storm water industrial permits have a violation on file, and this permit records no pollutants under a numeric limit and no effluent exceedances.