Summary
MARTIN MARIETTA NORTHERN CALIFORNIA AGGREGATESLLC has no OSHA inspection history on file. Federal records covering wage, environmental, labor relations, and other agencies are noted below where present.
The most recent federal enforcement activity was recorded 0 days ago.
Federal records were found in 1 of 15 sources. Sources without matching records returned empty for this establishment.
Agency coverage
MARTIN MARIETTA NORTHERN CALIFORNIA AGGREGATESLLC appears in MSHA mine safety record only. No matching records were found in OSHA workplace safety, WHD wage enforcement, EPA environmental compliance, NLRB labor relations, OFLC visa and labor certification (historical), FMCSA motor carrier registration, SAM.gov federal debarment, CMS nursing home enforcement, UVA Corporate Prosecution Registry, CPSC product recalls, or NHTSA vehicle recalls. Single-agency enforcement records typically indicate either a discrete incident-based inspection or a low-risk operational profile.
OSHA workplace safety
No OSHA inspections, citations, or accidents on file for MARTIN MARIETTA NORTHERN CALIFORNIA AGGREGATESLLC. Verify directly with Occupational Safety and Health Administration →
Safety self-report (OSHA 300A)
No self-reported injury rates filed with OSHA's Injury Tracking Application for MARTIN MARIETTA NORTHERN CALIFORNIA AGGREGATESLLC. Verify directly with OSHA Injury Tracking Application →
OSHA severe injury reports
No severe injury reports (hospitalization, amputation, or loss of an eye) on file under 29 CFR 1904.39 for MARTIN MARIETTA NORTHERN CALIFORNIA AGGREGATESLLC. Verify directly with Occupational Safety and Health Administration →
Activity timeline
Most recent federal enforcement activity recorded 0 days ago. Data on this page is refreshed weekly.
Wage & Hour Division (WHD)
No WHD wage, overtime, or child-labor enforcement cases on file for MARTIN MARIETTA NORTHERN CALIFORNIA AGGREGATESLLC. Verify directly with Wage and Hour Division →
Mine safety (MSHA)
Company-level in CA — for MARTIN MARIETTA NORTHERN CALIFORNIA AGGREGATESLLC, not this location alone
Mine Safety & Health Administration — citations issued at mining operations. MSHA records cases at the company/regional level (no worksite address), so these are matched by company name and state and may span other MARTIN MARIETTA NORTHERN CALIFORNIA AGGREGATESLLC operations in the same state.
MSHA citations
Mine Safety and Health Administration citations. S&S (significant and substantial) marks violations that could reasonably contribute to a serious injury. Negligence rating is MSHA’s operator-culpability assessment (none, low, moderate, high, or reckless disregard). Proposed = assessed at issuance; Paid = post-settlement / appeal. 100 citations · 73S&S · $215,194 proposed / $210,257 paid.
| Citation | Mine | Date | Section | S&S | Negligence | Proposed | Paid |
|---|---|---|---|---|---|---|---|
| 9432971 | SISQUOC AGGREGATES Santa Barbara, CA | Oct 2019 | — | Yes | HighNegligence | $20,416 | $20,416 |
| 9500190 | Santa Margarita Aggregates San Luis Obispo, CA | Feb 2020 | — | Yes | HighNegligence | $15,085 | $15,085 |
| 9375934 | SISQUOC AGGREGATES Santa Barbara, CA | May 2019 | — | Yes | HighNegligence | $8,468 | $8,468 |
| 8994755 | SISQUOC AGGREGATES Santa Barbara, CA | Oct 2017 | — | Yes | HighNegligence | $8,303 | $8,303 |
| 9375402 | SISQUOC AGGREGATES Santa Barbara, CA | Sep 2017 | — | No | HighNegligence | $8,094 | $5,500 |
| 9432069 | SISQUOC AGGREGATES Santa Barbara, CA | Feb 2019 | — | Yes | ModNegligence | $5,676 | $5,676 |
| 8607559 | SISQUOC AGGREGATES Santa Barbara, CA | Sep 2012 | — | Yes | ModNegligence | $4,689 | $4,689 |
| 8781331 | Santa Margarita Aggregates San Luis Obispo, CA | Sep 2020 | — | Yes | ModNegligence | $4,660 | $4,660 |
| 9500192 | Santa Margarita Aggregates San Luis Obispo, CA | Feb 2020 | — | Yes | HighNegligence | $4,544 | $4,544 |
| 9500191 | Santa Margarita Aggregates San Luis Obispo, CA | Feb 2020 | — | Yes | HighNegligence | $4,544 | $4,544 |
| 9375933 | SISQUOC AGGREGATES Santa Barbara, CA | May 2019 | — | No | HighNegligence | $3,804 | $3,804 |
| 9375926 | SISQUOC AGGREGATES Santa Barbara, CA | May 2019 | — | No | HighNegligence | $3,804 | $3,804 |
| 9432972 | SISQUOC AGGREGATES Santa Barbara, CA | Oct 2019 | — | Yes | ModNegligence | $3,511 | $3,511 |
| 8874652 | Santa Margarita Aggregates San Luis Obispo, CA | Apr 2016 | — | Yes | HighNegligence | $3,405 | $3,405 |
| 8555417 | SISQUOC AGGREGATES Santa Barbara, CA | Dec 2009 | — | No | HighNegligence | $3,405 | $3,405 |
| 9509738 | Santa Margarita Aggregates San Luis Obispo, CA | Feb 2024 | — | Yes | HighNegligence | $3,103 | $3,103 |
| 8689632 | Santa Margarita Aggregates San Luis Obispo, CA | Oct 2012 | — | Yes | ModNegligence | $2,901 | $2,901 |
| 9375941 | SISQUOC AGGREGATES Santa Barbara, CA | Jun 2019 | — | Yes | ModNegligence | $2,763 | $2,763 |
| 8555486 | SISQUOC AGGREGATES Santa Barbara, CA | Apr 2010 | — | Yes | HighNegligence | $2,678 | $2,678 |
| 9432968 | SISQUOC AGGREGATES Santa Barbara, CA | Oct 2019 | — | Yes | LowNegligence | $2,550 | $2,550 |
| 9432117 | Santa Margarita Aggregates San Luis Obispo, CA | Jun 2019 | — | Yes | HighNegligence | $2,550 | $2,550 |
| 9432115 | Santa Margarita Aggregates San Luis Obispo, CA | Jun 2019 | — | Yes | HighNegligence | $2,550 | $2,550 |
| 9375932 | SISQUOC AGGREGATES Santa Barbara, CA | May 2019 | — | Yes | ModNegligence | $2,550 | $2,550 |
| 9375924 | SISQUOC AGGREGATES Santa Barbara, CA | May 2019 | — | Yes | ModNegligence | $2,550 | $2,550 |
| 9432071 | SISQUOC AGGREGATES Santa Barbara, CA | Feb 2019 | — | Yes | LowNegligence | $2,550 | $2,550 |
| 8995924 | Santa Margarita Aggregates San Luis Obispo, CA | May 2018 | — | Yes | HighNegligence | $2,361 | $2,361 |
| 8995923 | Santa Margarita Aggregates San Luis Obispo, CA | May 2018 | — | Yes | HighNegligence | $2,361 | $2,361 |
| 8874653 | Santa Margarita Aggregates San Luis Obispo, CA | Apr 2016 | — | Yes | HighNegligence | $2,282 | $2,282 |
| 9506030 | SISQUOC AGGREGATES Santa Barbara, CA | Mar 2020 | — | Yes | LowNegligence | $2,268 | $2,268 |
| 9506863 | Santa Margarita Aggregates San Luis Obispo, CA | Jan 2022 | — | Yes | ModNegligence | $2,194 | $2,194 |
| 9506862 | Santa Margarita Aggregates San Luis Obispo, CA | Jan 2022 | — | Yes | ModNegligence | $2,194 | $2,194 |
| 9506859 | Santa Margarita Aggregates San Luis Obispo, CA | Jan 2022 | — | Yes | ModNegligence | $2,194 | $2,194 |
| 8613814 | Santa Margarita Aggregates San Luis Obispo, CA | Jun 2012 | — | Yes | ModNegligence | $2,106 | $2,106 |
| 8567843 | Santa Margarita Aggregates San Luis Obispo, CA | Jul 2011 | — | Yes | HighNegligence | $2,106 | $2,106 |
| 8555521 | Santa Margarita Aggregates San Luis Obispo, CA | Jul 2010 | — | Yes | HighNegligence | $2,106 | $2,106 |
| 8995621 | SISQUOC AGGREGATES Santa Barbara, CA | Jun 2017 | — | Yes | ModNegligence | $2,077 | $2,077 |
| 8611119 | Clayton Aggregates Contra Costa, CA | Sep 2011 | — | No | ModNegligence | $1,944 | $1,500 |
| 6487615 | Santa Margarita Aggregates San Luis Obispo, CA | Mar 2020 | — | Yes | ModNegligence | $1,738 | $1,738 |
| 9375928 | SISQUOC AGGREGATES Santa Barbara, CA | May 2019 | — | No | HighNegligence | $1,709 | $1,709 |
| 8781756 | Santa Margarita Aggregates San Luis Obispo, CA | Jun 2015 | — | Yes | ModNegligence | $1,657 | $1,657 |
| 8611130 | Clayton Aggregates Contra Costa, CA | Sep 2011 | — | No | ModNegligence | $1,657 | $1,500 |
| 8611126 | Clayton Aggregates Contra Costa, CA | Sep 2011 | — | No | ModNegligence | $1,657 | $1,500 |
| 8689783 | SISQUOC AGGREGATES Santa Barbara, CA | Dec 2013 | — | Yes | ModNegligence | $1,530 | $1,530 |
| 8994748 | SISQUOC AGGREGATES Santa Barbara, CA | Oct 2017 | — | Yes | ModNegligence | $1,508 | $1,508 |
| 8994744 | SISQUOC AGGREGATES Santa Barbara, CA | Oct 2017 | — | Yes | HighNegligence | $1,508 | $1,215 |
| 6484682 | Santa Margarita Aggregates San Luis Obispo, CA | Oct 2015 | — | Yes | ModNegligence | $1,412 | $1,412 |
| 6484679 | Santa Margarita Aggregates San Luis Obispo, CA | Oct 2015 | — | Yes | ModNegligence | $1,412 | $1,412 |
| 8607458 | SISQUOC AGGREGATES Santa Barbara, CA | Jan 2012 | — | Yes | ModNegligence | $1,412 | $1,412 |
| 9500194 | Santa Margarita Aggregates San Luis Obispo, CA | Feb 2020 | — | Yes | ModNegligence | $1,368 | $1,368 |
| 8611111 | Clayton Aggregates Contra Costa, CA | Sep 2011 | — | Yes | LowNegligence | $1,304 | $1,304 |
| 8699171 | Clayton Aggregates Contra Costa, CA | Jul 2013 | — | Yes | ModNegligence | $1,203 | $900 |
| 9684447 | SISQUOC AGGREGATES Santa Barbara, CA | Mar 2023 | — | No | ModNegligence | $1,152 | $1,152 |
| 9375929 | SISQUOC AGGREGATES Santa Barbara, CA | May 2019 | — | No | ModNegligence | $1,146 | $1,146 |
| 9375922 | SISQUOC AGGREGATES Santa Barbara, CA | May 2019 | — | No | HighNegligence | $1,146 | $1,146 |
| 9689344 | Clayton Aggregates Contra Costa, CA | May 2024 | — | Yes | ModNegligence | $1,098 | $1,098 |
| 9375403 | SISQUOC AGGREGATES Santa Barbara, CA | Sep 2017 | — | Yes | ModNegligence | $1,096 | $1,096 |
| 8695593 | Clayton Aggregates Contra Costa, CA | Jan 2013 | — | No | ModNegligence | $1,026 | $1,026 |
| 8607560 | SISQUOC AGGREGATES Santa Barbara, CA | Sep 2012 | — | No | HighNegligence | $946 | $946 |
| 8613813 | Santa Margarita Aggregates San Luis Obispo, CA | Jun 2012 | — | No | ModNegligence | $946 | $946 |
| 8613716 | Santa Margarita Aggregates San Luis Obispo, CA | Jan 2012 | — | Yes | HighNegligence | $946 | $946 |
| 8609502 | SISQUOC AGGREGATES Santa Barbara, CA | Sep 2011 | — | Yes | LowNegligence | $946 | $946 |
| 8561058 | Clayton Aggregates Contra Costa, CA | Jun 2010 | — | Yes | HighNegligence | $946 | $946 |
| 6441054 | Santa Margarita Aggregates San Luis Obispo, CA | May 2009 | — | Yes | HighNegligence | $946 | $946 |
| 8995619 | SISQUOC AGGREGATES Santa Barbara, CA | Jun 2017 | — | Yes | ModNegligence | $934 | $934 |
| 8613888 | SISQUOC AGGREGATES Santa Barbara, CA | Jan 2013 | — | No | ModNegligence | $873 | $873 |
| 8611113 | Clayton Aggregates Contra Costa, CA | Sep 2011 | — | No | ModNegligence | $873 | $700 |
| 8555419 | SISQUOC AGGREGATES Santa Barbara, CA | Dec 2009 | — | No | HighNegligence | $873 | $873 |
| 9506397 | SISQUOC AGGREGATES Santa Barbara, CA | Nov 2021 | — | Yes | ModNegligence | $856 | $856 |
| 9500195 | Santa Margarita Aggregates San Luis Obispo, CA | Feb 2020 | — | Yes | ModNegligence | $846 | $846 |
| 8699178 | Clayton Aggregates Contra Costa, CA | Jul 2013 | — | No | ModNegligence | $807 | $807 |
| 8699169 | Clayton Aggregates Contra Costa, CA | Jul 2013 | — | No | ModNegligence | $807 | $807 |
| 8994740 | SISQUOC AGGREGATES Santa Barbara, CA | Sep 2017 | — | Yes | ModNegligence | $795 | $795 |
| 9432116 | Santa Margarita Aggregates San Luis Obispo, CA | Jun 2019 | — | Yes | ModNegligence | $768 | $768 |
| 9432113 | Santa Margarita Aggregates San Luis Obispo, CA | Jun 2019 | — | Yes | HighNegligence | $768 | $768 |
| 9432111 | Santa Margarita Aggregates San Luis Obispo, CA | Jun 2019 | — | Yes | HighNegligence | $768 | $768 |
| 9432110 | Santa Margarita Aggregates San Luis Obispo, CA | Jun 2019 | — | Yes | HighNegligence | $768 | $768 |
| 9375930 | SISQUOC AGGREGATES Santa Barbara, CA | May 2019 | — | Yes | LowNegligence | $768 | $768 |
| 8781754 | Santa Margarita Aggregates San Luis Obispo, CA | Jun 2015 | — | No | ModNegligence | $745 | $745 |
| 8603440 | Clayton Aggregates Contra Costa, CA | Mar 2011 | — | Yes | ModNegligence | $745 | $745 |
| 8781327 | Santa Margarita Aggregates San Luis Obispo, CA | Sep 2020 | — | Yes | LowNegligence | $720 | $720 |
| 9680913 | Sanger Aggregate Plant Fresno, CA | May 2025 | — | No | ModNegligence | $697 | $697 |
| 8995927 | Santa Margarita Aggregates San Luis Obispo, CA | May 2018 | — | Yes | HighNegligence | $691 | $691 |
| 8995147 | Santa Margarita Aggregates San Luis Obispo, CA | Feb 2018 | — | Yes | ModNegligence | $691 | $691 |
| 8781075 | Santa Margarita Aggregates San Luis Obispo, CA | Jul 2014 | — | Yes | ModNegligence | $687 | $687 |
| 8689784 | SISQUOC AGGREGATES Santa Barbara, CA | Dec 2013 | — | Yes | ModNegligence | $687 | $687 |
| 8609988 | Clayton Aggregates Contra Costa, CA | Mar 2012 | — | Yes | ModNegligence | $687 | $687 |
| 9681419 | Santa Margarita Aggregates San Luis Obispo, CA | May 2022 | — | No | LowNegligence | $661 | $661 |
| 9506861 | Santa Margarita Aggregates San Luis Obispo, CA | Jan 2022 | — | No | ModNegligence | $661 | $661 |
| 8781514 | Santa Margarita Aggregates San Luis Obispo, CA | Sep 2014 | — | Yes | ModNegligence | $634 | $634 |
| 8781076 | Santa Margarita Aggregates San Luis Obispo, CA | Jul 2014 | — | Yes | ModNegligence | $634 | $634 |
| 8695931 | Clayton Aggregates Contra Costa, CA | Sep 2012 | — | Yes | ModNegligence | $634 | $634 |
| 8561062 | Clayton Aggregates Contra Costa, CA | Jun 2010 | — | Yes | ModNegligence | $634 | $634 |
| 8555836 | Santa Margarita Aggregates San Luis Obispo, CA | Jan 2010 | — | No | ModNegligence | $634 | $285 |
| 8874328 | SISQUOC AGGREGATES Santa Barbara, CA | May 2016 | — | Yes | ModNegligence | $585 | $585 |
| 8874238 | SISQUOC AGGREGATES Santa Barbara, CA | Dec 2015 | — | Yes | ModNegligence | $585 | $585 |
| 8874237 | SISQUOC AGGREGATES Santa Barbara, CA | Dec 2015 | — | Yes | ModNegligence | $585 | $585 |
| 8781665 | SISQUOC AGGREGATES Santa Barbara, CA | Aug 2014 | — | No | ModNegligence | $585 | $118 |
| 8611109 | Clayton Aggregates Contra Costa, CA | Sep 2011 | — | No | ModNegligence | $585 | $585 |
| 8555418 | SISQUOC AGGREGATES Santa Barbara, CA | Dec 2009 | — | No | HighNegligence | $585 | $585 |
| 8994751 | SISQUOC AGGREGATES Santa Barbara, CA | Oct 2017 | — | Yes | LowNegligence | $577 | $577 |
Source: MSHA citation database. “Contractor” annotations indicate the cited party was on-site at the mine but not the mine’s operator -- responsibility attaches to the contractor LLC, not the mine’s owner. Section codes reference 30 CFR (the Mine Safety and Health regulations).
Labor relations (NLRB)
No NLRB unfair labor practice charges or union representation cases on file for MARTIN MARIETTA NORTHERN CALIFORNIA AGGREGATESLLC. Verify directly with National Labor Relations Board →
Visa & labor certification (OFLC) — historical
No H-1B, H-2A, or H-2B labor condition applications on file (historical data only — DOL ended OFLC publication) for MARTIN MARIETTA NORTHERN CALIFORNIA AGGREGATESLLC. Verify directly with Office of Foreign Labor Certification →
Environmental compliance (EPA)
No EPA inspections or formal enforcement actions on file for MARTIN MARIETTA NORTHERN CALIFORNIA AGGREGATESLLC. Verify directly with Environmental Protection Agency →
Federal criminal prosecution record
No federal criminal prosecutions, plea agreements, or deferred-prosecution agreements on file for MARTIN MARIETTA NORTHERN CALIFORNIA AGGREGATESLLC. Verify directly with UVA Corporate Prosecution Registry →
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About this data
This profile aggregates federal enforcement records on MARTIN MARIETTA NORTHERN CALIFORNIA AGGREGATESLLC from every major federal compliance and enforcement source plus the UVA Corporate Prosecution Registry. OSHA workplace safety inspections, WHD wage cases, MSHA mine safety, EPA environmental enforcement, NLRB labor relations, OFLC visa/labor certification, FMCSA motor carrier registration, SAM.gov debarments, CMS nursing-home records, BLS industry safety benchmarks, OSHA ITA self-reported injury rates, SEC enforcement and financial disclosures, CPSC and NHTSA recalls.
Establishments are matched across agencies using normalized employer name, state, and ZIP code.
OSHA citations typically appear 3–8 months after the inspection, so very recent enforcement actions may not yet be reflected. Profiles may be incomplete if the establishment operates under multiple legal names or files under variations our entity-matching rules don’t yet cover. To report a missing record or correction, email corrections@fastdol.com.
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Contact sales →Frequently asked
- What is MARTIN MARIETTA NORTHERN CALIFORNIA AGGREGATESLLC's OSHA violation history?
- MARTIN MARIETTA NORTHERN CALIFORNIA AGGREGATESLLC has no OSHA inspections on record.