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EPA ID CA2570090199

NORTHROP GRUMMAN, AF PLANT 42, SITE 3&4, Palmdale, CA: hazardous-waste inspections, violations, penalties

Latest inspection of NORTHROP GRUMMAN, AF PLANT 42, SITE 3&4 on file: February 6, 2026. What the counts and dates cover.

Identity

Name as filedNORTHROP GRUMMAN, AF PLANT 42, SITE 3&4
EPA IDCA2570090199
Address3520 EAST AVENUE M, Palmdale, CA 93550
CountyLos Angeles
Generator statusLarge quantity generator
IndustryTransportation equipment manufacturing (NAICS 336411)
Most cited ruleStandards for generators (40 CFR 262)
Other EPA IDs (FRS)ICIS-AIR source CAAVA00006037V0048

Cited to rcra_downloads.zip/RCRA_FACILITIES.csv, loaded September 15, 2026; cross-program IDs from EPA’s FRS facility-registry crosswalk.

For NORTHROP GRUMMAN, AF PLANT 42, SITE 3&4 (EPA ID CA2570090199): no violation, no enforcement action since 2017.

Inspections since 2017

DateInspectionByViolation found
February 6, 2026COMPLIANCE EVALUATION INSPECTIONStateNo
February 5, 2026COMPLIANCE EVALUATION INSPECTIONStateNo
January 25, 2024COMPLIANCE EVALUATION INSPECTIONStateNo
February 9, 2023COMPLIANCE EVALUATION INSPECTIONStateNo
February 9, 2023COMPLIANCE EVALUATION INSPECTIONStateNo
February 22, 2017COMPLIANCE EVALUATION INSPECTIONStateNo

Cited to rcra_downloads.zip/RCRA_EVALUATIONS.csv.

Hazardous waste codes (EPA Biennial Report)

Report cycleFederal waste codeCode family
2021D001Characteristic hazardous waste
2021D002Characteristic hazardous waste
2021D007Characteristic hazardous waste
2021D008Characteristic hazardous waste
2021D011Characteristic hazardous waste

Waste codes: BR_REPORTING, how to read them.

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