Summary
FRONTERA MATERIALS INC. has accumulated 0 OSHA violations across 2 inspections over 36 years of recorded history.
The most recent federal enforcement activity was recorded 25 years ago.
Federal records were found in 1 of 15 sources. Sources without matching records returned empty for this establishment.
Agency coverage
FRONTERA MATERIALS INC. appears in OSHA workplace safety and MSHA mine safety records only. No matching records were found in 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.
OSHA workplace safety
Peer comparison
Fewer violations than most other employers. Peer group: 113,797 employers. This establishment has 0 OSHA violations; peer median is 1.
Safety self-report (OSHA 300A)
No self-reported injury rates filed with OSHA's Injury Tracking Application for FRONTERA MATERIALS INC.. Verify directly with OSHA Injury Tracking Application →
Inspection breakdown
Complaint- and accident-triggered inspections are stronger risk signals than routine planned inspections.
OSHA severe injury reports
No severe injury reports (hospitalization, amputation, or loss of an eye) on file under 29 CFR 1904.39 for FRONTERA MATERIALS INC.. Verify directly with Occupational Safety and Health Administration →
Activity timeline
No federal enforcement activity has been recorded against this establishment in 25+ years. Most recent activity: 25 years ago. Data on this page is refreshed weekly.
Wage & Hour Division (WHD)
No WHD wage, overtime, or child-labor enforcement cases on file for FRONTERA MATERIALS INC.. Verify directly with Wage and Hour Division →
Mine safety (MSHA)
Company-level in TX — for FRONTERA MATERIALS INC., 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 FRONTERA MATERIALS INC. 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 · 67S&S · $202,492 proposed / $171,180 paid.
| Citation | Mine | Date | Section | S&S | Negligence | Proposed | Paid |
|---|---|---|---|---|---|---|---|
| 9515682 | MOBILE CRUSHER #3 FRONTERA MATERIALS Hidalgo, TX | Apr 2021 | — | Yes | HighNegligence | $79,428 | $51,628 |
| 9515681 | MOBILE CRUSHER #3 FRONTERA MATERIALS Hidalgo, TX | Apr 2021 | — | Yes | HighNegligence | $10,034 | $6,522 |
| 9796240 | MOBILE CRUSHER #3 FRONTERA MATERIALS Hidalgo, TX | Jul 2024 | — | No | ModNegligence | $7,555 | $7,555 |
| 9643053 | MOBILE CRUSHER #3 FRONTERA MATERIALS Hidalgo, TX | Apr 2021 | — | No | HighNegligence | $6,232 | $6,232 |
| 9679031 | MOBILE CRUSHER #3 FRONTERA MATERIALS Hidalgo, TX | Jan 2023 | — | Yes | ModNegligence | $4,856 | $4,856 |
| 9643050 | MOBILE CRUSHER #3 FRONTERA MATERIALS Hidalgo, TX | Apr 2021 | — | Yes | HighNegligence | $4,353 | $4,353 |
| 8861980 | MOBILE CRUSHER #1 Hidalgo, TX | Nov 2015 | — | Yes | HighNegligence | $3,700 | $3,700 |
| 6255729 | MOBILE CRUSHER #3 FRONTERA MATERIALS Hidalgo, TX | Apr 2004 | 107(a) | No | Reckless | $3,000 | $3,000 |
| 6576251 | MOBILE CRUSHER #3 FRONTERA MATERIALS Hidalgo, TX | Jun 2010 | — | Yes | HighNegligence | $2,700 | $2,700 |
| 9353266 | MOBILE CRUSHER #1 Hidalgo, TX | Apr 2017 | — | No | HighNegligence | $2,500 | $2,500 |
| 6201544 | MOBILE CRUSHER #3 FRONTERA MATERIALS Hidalgo, TX | Apr 2004 | — | Yes | HighNegligence | $2,500 | $2,500 |
| 7888474 | MOBILE CRUSHER #2 Hidalgo, TX | Jan 2000 | — | Yes | HighNegligence | $2,000 | $2,000 |
| 7888473 | MOBILE CRUSHER #2 Hidalgo, TX | Jan 2000 | — | Yes | HighNegligence | $2,000 | $2,000 |
| 9643052 | MOBILE CRUSHER #3 FRONTERA MATERIALS Hidalgo, TX | Apr 2021 | — | Yes | HighNegligence | $1,907 | $1,907 |
| 6238083 | MOBILE CRUSHER #1 Hidalgo, TX | Oct 2004 | — | Yes | HighNegligence | $1,760 | $1,760 |
| 9679134 | MOBILE CRUSHER #1 Hidalgo, TX | Jul 2023 | — | Yes | ModNegligence | $1,717 | $1,717 |
| 9640834 | MOBILE CRUSHER #3 FRONTERA MATERIALS Hidalgo, TX | Oct 2020 | — | Yes | ModNegligence | $1,605 | $1,605 |
| 9359305 | MOBILE CRUSHER #3 FRONTERA MATERIALS Hidalgo, TX | Apr 2018 | — | Yes | ModNegligence | $1,539 | $1,539 |
| 9353366 | MOBILE CRUSHER #3 FRONTERA MATERIALS Hidalgo, TX | Jul 2017 | — | Yes | ModNegligence | $1,508 | $1,508 |
| 7888472 | MOBILE CRUSHER #2 Hidalgo, TX | Jan 2000 | — | Yes | HighNegligence | $1,500 | $1,500 |
| 7886286 | MOBILE CRUSHER #3 FRONTERA MATERIALS Hidalgo, TX | Apr 2004 | — | Yes | HighNegligence | $1,300 | $1,300 |
| 7886281 | MOBILE CRUSHER #3 FRONTERA MATERIALS Hidalgo, TX | Apr 2004 | — | Yes | HighNegligence | $1,300 | $1,300 |
| 7886280 | MOBILE CRUSHER #3 FRONTERA MATERIALS Hidalgo, TX | Apr 2004 | — | Yes | HighNegligence | $1,300 | $1,300 |
| 7886279 | MOBILE CRUSHER #3 FRONTERA MATERIALS Hidalgo, TX | Apr 2004 | — | Yes | HighNegligence | $1,300 | $1,300 |
| 7886278 | MOBILE CRUSHER #3 FRONTERA MATERIALS Hidalgo, TX | Apr 2004 | — | Yes | HighNegligence | $1,300 | $1,300 |
| 7886277 | MOBILE CRUSHER #3 FRONTERA MATERIALS Hidalgo, TX | Apr 2004 | — | Yes | HighNegligence | $1,300 | $1,300 |
| 6473522 | MOBILE CRUSHER #3 FRONTERA MATERIALS Hidalgo, TX | Jan 2010 | — | Yes | HighNegligence | $1,203 | $1,203 |
| 6256187 | MOBILE CRUSHER #1 Hidalgo, TX | Aug 2005 | — | No | ModNegligence | $1,198 | $1,198 |
| 9796213 | MOBILE CRUSHER #1 Hidalgo, TX | Jun 2024 | — | Yes | ModNegligence | $1,188 | $1,188 |
| 9679137 | MOBILE CRUSHER #1 Hidalgo, TX | Jul 2023 | — | Yes | ModNegligence | $1,152 | $1,152 |
| 6256188 | MOBILE CRUSHER #1 Hidalgo, TX | Aug 2005 | — | No | HighNegligence | $1,096 | $1,096 |
| 6233282 | MOBILE CRUSHER #1 Hidalgo, TX | Feb 2004 | — | No | HighNegligence | $1,096 | $1,096 |
| 9640833 | MOBILE CRUSHER #3 FRONTERA MATERIALS Hidalgo, TX | Oct 2020 | — | Yes | ModNegligence | $1,076 | $1,076 |
| 9640832 | MOBILE CRUSHER #3 FRONTERA MATERIALS Hidalgo, TX | Oct 2020 | — | Yes | ModNegligence | $1,076 | $1,076 |
| 5003331 | MOBILE CRUSHER #3 FRONTERA MATERIALS Hidalgo, TX | Jan 2026 | — | No | ModNegligence | $1,037 | $1,037 |
| 7886285 | MOBILE CRUSHER #3 FRONTERA MATERIALS Hidalgo, TX | Apr 2004 | — | Yes | HighNegligence | $1,000 | $1,000 |
| 9679033 | MOBILE CRUSHER #3 FRONTERA MATERIALS Hidalgo, TX | Jan 2023 | — | No | ModNegligence | $980 | $980 |
| 9679032 | MOBILE CRUSHER #3 FRONTERA MATERIALS Hidalgo, TX | Jan 2023 | — | No | ModNegligence | $980 | $980 |
| 9679030 | MOBILE CRUSHER #3 FRONTERA MATERIALS Hidalgo, TX | Jan 2023 | — | No | ModNegligence | $980 | $980 |
| 9679029 | MOBILE CRUSHER #3 FRONTERA MATERIALS Hidalgo, TX | Jan 2023 | — | No | ModNegligence | $980 | $980 |
| 6238087 | MOBILE CRUSHER #1 Hidalgo, TX | Oct 2004 | — | Yes | ModNegligence | $963 | $963 |
| 6238078 | MOBILE CRUSHER #1 Hidalgo, TX | Oct 2004 | — | Yes | ModNegligence | $963 | $963 |
| 9796228 | MOBILE CRUSHER #3 FRONTERA MATERIALS Hidalgo, TX | Jul 2024 | — | Yes | ModNegligence | $935 | $935 |
| 6207652 | MOBILE CRUSHER #2 Hidalgo, TX | Apr 2001 | — | Yes | ModNegligence | $872 | $872 |
| 6207646 | MOBILE CRUSHER #2 Hidalgo, TX | Apr 2001 | — | Yes | ModNegligence | $872 | $872 |
| 6207642 | MOBILE CRUSHER #2 Hidalgo, TX | Apr 2001 | — | Yes | ModNegligence | $872 | $872 |
| 9353263 | MOBILE CRUSHER #1 Hidalgo, TX | Apr 2017 | — | Yes | ModNegligence | $862 | $862 |
| 9353261 | MOBILE CRUSHER #1 Hidalgo, TX | Apr 2017 | — | Yes | ModNegligence | $862 | $862 |
| 9353260 | MOBILE CRUSHER #1 Hidalgo, TX | Apr 2017 | — | Yes | ModNegligence | $862 | $862 |
| 8969080 | MOBILE CRUSHER #1 Hidalgo, TX | Oct 2016 | — | Yes | ModNegligence | $848 | $848 |
| 6217983 | MOBILE CRUSHER #1 Hidalgo, TX | Nov 2006 | — | Yes | HighNegligence | $838 | $838 |
| 6256186 | MOBILE CRUSHER #1 Hidalgo, TX | Aug 2005 | — | Yes | ModNegligence | $838 | $838 |
| 8618010 | MOBILE CRUSHER #3 FRONTERA MATERIALS Hidalgo, TX | Jan 2011 | — | Yes | ModNegligence | $807 | $807 |
| 6575010 | MOBILE CRUSHER #1 Hidalgo, TX | Mar 2010 | — | Yes | ModNegligence | $764 | $764 |
| 6207653 | MOBILE CRUSHER #2 Hidalgo, TX | Apr 2001 | — | Yes | ModNegligence | $760 | $760 |
| 7888481 | MOBILE CRUSHER #2 Hidalgo, TX | Jan 2000 | — | Yes | HighNegligence | $760 | $760 |
| 7888480 | MOBILE CRUSHER #2 Hidalgo, TX | Jan 2000 | — | Yes | HighNegligence | $760 | $760 |
| 9512952 | MOBILE CRUSHER #3 FRONTERA MATERIALS Hidalgo, TX | Jul 2020 | — | No | ModNegligence | $720 | $720 |
| 9672258 | MOBILE CRUSHER #3 FRONTERA MATERIALS Hidalgo, TX | Mar 2022 | — | Yes | ModNegligence | $716 | $716 |
| 9672257 | MOBILE CRUSHER #3 FRONTERA MATERIALS Hidalgo, TX | Mar 2022 | — | Yes | ModNegligence | $716 | $716 |
| 8963253 | MOBILE CRUSHER #3 FRONTERA MATERIALS Hidalgo, TX | Apr 2016 | — | Yes | HighNegligence | $705 | $705 |
| 9359304 | MOBILE CRUSHER #3 FRONTERA MATERIALS Hidalgo, TX | Apr 2018 | — | No | ModNegligence | $691 | $691 |
| 9749444 | MOBILE CRUSHER #3 FRONTERA MATERIALS Hidalgo, TX | Dec 2023 | — | Yes | ModNegligence | $679 | $679 |
| 9353365 | MOBILE CRUSHER #3 FRONTERA MATERIALS Hidalgo, TX | Jul 2017 | — | No | HighNegligence | $677 | $677 |
| 9796231 | MOBILE CRUSHER #3 FRONTERA MATERIALS Hidalgo, TX | Jul 2024 | — | No | ModNegligence | $626 | $626 |
| 9796227 | MOBILE CRUSHER #3 FRONTERA MATERIALS Hidalgo, TX | Jul 2024 | — | No | ModNegligence | $626 | $626 |
| 6256978 | MOBILE CRUSHER #2 Hidalgo, TX | Feb 2005 | — | Yes | ModNegligence | $625 | $625 |
| 9679156 | MOBILE CRUSHER #3 FRONTERA MATERIALS Hidalgo, TX | Aug 2023 | — | No | ModNegligence | $606 | $606 |
| 6256943 | Portable Crusher #4 Jim Hogg, TX | Jan 2005 | — | Yes | HighNegligence | $600 | $600 |
| 6256942 | Portable Crusher #4 Jim Hogg, TX | Jan 2005 | — | Yes | HighNegligence | $600 | $600 |
| 9405200 | MOBILE CRUSHER #1 Hidalgo, TX | Oct 2018 | — | No | ModNegligence | $589 | $589 |
| 9359322 | MOBILE CRUSHER #1 Hidalgo, TX | May 2018 | — | No | ModNegligence | $589 | $589 |
| 9359238 | MOBILE CRUSHER #1 Hidalgo, TX | Dec 2017 | — | No | ModNegligence | $589 | $589 |
| 6207648 | MOBILE CRUSHER #2 Hidalgo, TX | Apr 2001 | — | No | ModNegligence | $557 | $557 |
| 6207647 | MOBILE CRUSHER #2 Hidalgo, TX | Apr 2001 | — | Yes | ModNegligence | $557 | $557 |
| 6207644 | MOBILE CRUSHER #2 Hidalgo, TX | Apr 2001 | — | Yes | ModNegligence | $557 | $557 |
| 6207643 | MOBILE CRUSHER #2 Hidalgo, TX | Apr 2001 | — | No | ModNegligence | $557 | $557 |
| 6576255 | MOBILE CRUSHER #3 FRONTERA MATERIALS Hidalgo, TX | Jun 2010 | — | Yes | HighNegligence | $540 | $540 |
| 6576250 | MOBILE CRUSHER #3 FRONTERA MATERIALS Hidalgo, TX | Jun 2010 | — | Yes | HighNegligence | $540 | $540 |
| 6217984 | MOBILE CRUSHER #1 Hidalgo, TX | Nov 2006 | — | Yes | ModNegligence | $524 | $524 |
| 6256185 | MOBILE CRUSHER #1 Hidalgo, TX | Aug 2005 | — | No | ModNegligence | $524 | $524 |
| 6233279 | MOBILE CRUSHER #1 Hidalgo, TX | Feb 2004 | — | No | ModNegligence | $524 | $524 |
| 6233278 | MOBILE CRUSHER #1 Hidalgo, TX | Feb 2004 | — | No | ModNegligence | $524 | $524 |
| 9643051 | MOBILE CRUSHER #3 FRONTERA MATERIALS Hidalgo, TX | Apr 2021 | — | No | HighNegligence | $504 | $504 |
| 6260349 | Portable Crusher #4 Jim Hogg, TX | Sep 2005 | — | Yes | HighNegligence | $500 | $500 |
| 6226293 | MOBILE CRUSHER #1 Hidalgo, TX | Feb 2003 | — | Yes | ModNegligence | $475 | $475 |
| 7888476 | MOBILE CRUSHER #2 Hidalgo, TX | Jan 2000 | — | Yes | HighNegligence | $475 | $475 |
| 7888471 | MOBILE CRUSHER #2 Hidalgo, TX | Jan 2000 | — | Yes | HighNegligence | $475 | $475 |
| 6576347 | Portable Crusher #4 Jim Hogg, TX | Oct 2010 | — | Yes | HighNegligence | $473 | $473 |
| 6576352 | MOBILE CRUSHER #2 Hidalgo, TX | Oct 2010 | — | Yes | HighNegligence | $425 | $425 |
| 9640850 | MOBILE CRUSHER #1 Hidalgo, TX | Nov 2020 | — | Yes | ModNegligence | $412 | $412 |
| 6238081 | MOBILE CRUSHER #1 Hidalgo, TX | Oct 2004 | — | No | HighNegligence | $400 | $400 |
| 9640960 | MOBILE CRUSHER #3 FRONTERA MATERIALS Hidalgo, TX | Mar 2021 | — | No | ModNegligence | $383 | $383 |
| 6260737 | MOBILE CRUSHER #1 Hidalgo, TX | Jan 2006 | — | No | ModNegligence | $375 | $375 |
| 6201545 | MOBILE CRUSHER #3 FRONTERA MATERIALS Hidalgo, TX | Apr 2004 | — | Yes | HighNegligence | $375 | $375 |
| 6233281 | MOBILE CRUSHER #1 Hidalgo, TX | Feb 2004 | — | Yes | LowNegligence | $375 | $375 |
| 5005027 | MOBILE CRUSHER #3 FRONTERA MATERIALS Hidalgo, TX | Jul 2025 | — | No | ModNegligence | $366 | $366 |
| 9796212 | MOBILE CRUSHER #1 Hidalgo, TX | Jun 2024 | — | No | ModNegligence | $357 | $357 |
| 6233280 | MOBILE CRUSHER #1 Hidalgo, TX | Feb 2004 | — | No | ModNegligence | $350 | $350 |
| 6226353 | MOBILE CRUSHER #3 FRONTERA MATERIALS Hidalgo, TX | Apr 2003 | — | Yes | ModNegligence | $340 | $340 |
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 FRONTERA MATERIALS INC.. 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 FRONTERA MATERIALS INC.. Verify directly with Office of Foreign Labor Certification →
Environmental compliance (EPA)
No EPA inspections or formal enforcement actions on file for FRONTERA MATERIALS INC.. Verify directly with Environmental Protection Agency →
Federal criminal prosecution record
No federal criminal prosecutions, plea agreements, or deferred-prosecution agreements on file for FRONTERA MATERIALS INC.. Verify directly with UVA Corporate Prosecution Registry →
Inspection history
| Date | Trigger | Violations | Serious | Penalty | |
|---|---|---|---|---|---|
| 2001-02-27 | Planned | 0 | — | $0 | |
| 1990-04-13 | Planned | 0 | — | $0 |
Source: OSHA IMIS. Citation amounts reflect initially assessed penalties; final amounts after appeal may differ.
In the news
Related searches
- Employers in TXState-wide enforcement data
About this data
This profile aggregates federal enforcement records on FRONTERA MATERIALS INC. 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 FRONTERA MATERIALS INC.'s OSHA violation history?
- FRONTERA MATERIALS INC. has 2 OSHA inspections on record with 0 violations and $0 in total penalties.