Establishment profile
NUN'S CANYON QUARRY, INC.
12201 SONOMA HIGHWAY, GLEN ELLEN, CA, 95442
212319 — Other Crushed and Broken Stone Mining and Quarrying
Summary
NUN'S CANYON QUARRY, INC. has accumulated 10 OSHA violations across 18 inspections over 35 years of recorded history, with $457 in total assessed penalties.
The establishment sits in the 86th percentile for violations within its industry-state peer group of 1,681 employers. Inspection frequency runs at the 97th percentile. The most recent enforcement activity was recorded 8 years ago.
Federal records were found in 2 of 15 sources. Sources without matching records returned empty for this establishment.
Agency coverage
NUN'S CANYON QUARRY, 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
44% of inspections at this establishment produced violations,
Most-cited OSHA standards
Top OSHA standards cited at this employer, ranked by citation count. Standards (CFR sections) cluster citations into safety themes -- machine guarding, lockout-tagout, hazard communication, fall protection, process safety, etc. A concentration on one or two sections reveals a pattern that individual citations don’t. 10 distinct standards shown · 10 citations in this view · $457 in penalties.
| CFR section | Citations | Inspections | Total penalty | First cited | Last cited |
|---|---|---|---|---|---|
| 3277 J04 | 1 | 1 | $150 | Aug 2007 | Aug 2007 |
| 3314(G)(2)(A) | 1 | 1 | $85 | May 2018 | May 2018 |
| 3395(I)(1) | 1 | 1 | $85 | May 2018 | May 2018 |
| 3214 B | 1 | 1 | $75 | Jun 2006 | Jun 2006 |
| 4845 B | 1 | 1 | $62 | Jan 1994 | Jan 1994 |
| 6984 C | 1 | 1 | — | Aug 1999 | Aug 1999 |
| 7030 B | 1 | 1 | — | Jan 1997 | Jan 1997 |
| 1593 D | 1 | 1 | — | Apr 1996 | Apr 1996 |
| 3203 A | 1 | 1 | — | Sep 1991 | Sep 1991 |
| 7014 G | 1 | 1 | — | Sep 1991 | Sep 1991 |
Source: OSHA inspection citations (violation_detail). CFR section codes can be looked up at osha.gov/laws-regs for the formal standard text. Per-inspection detail and the specific violation descriptions are available by expanding individual inspections below.
Peer comparison
Worse on violations than most other employers in NAICS 2123 within CA. Peer group: 1,681 employers. This establishment has 10 OSHA violations; peer median is 2.
Safety self-report (OSHA 300A)
No self-reported injury rates filed with OSHA's Injury Tracking Application for NUN'S CANYON QUARRY, INC.. Verify directly with OSHA Injury Tracking Application →
Industry benchmark
BLS rates reflect industry-wide averages. Self-reported figures come from OSHA’s Injury Tracking Application; absence of self-reported data does not necessarily indicate non-compliance — many establishments fall below the ITA reporting threshold.
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 NUN'S CANYON QUARRY, INC.. Verify directly with Occupational Safety and Health Administration →
Activity timeline
No federal enforcement activity has been recorded against this establishment in 8+ years. Most recent activity: 8 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 NUN'S CANYON QUARRY, INC.. Verify directly with Wage and Hour Division →
Mine safety (MSHA)
Company-level in CA — for NUN'S CANYON QUARRY, 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 NUN'S CANYON QUARRY, 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. 14 citations · 2S&S · 14 contractor · $1,269 proposed / $1,269 paid.
| Citation | Mine | Date | Section | S&S | Negligence | Proposed | Paid |
|---|---|---|---|---|---|---|---|
| 6432720 | Nuns Canyon Rock LLC Sonoma, CA contractor: Nuns Canyon Quarry Inc | Apr 2008 | — | Yes | LowNegligence | $117 | $117 |
| 6386099 | Nuns Canyon Rock LLC Sonoma, CA contractor: Nuns Canyon Quarry Inc | Jul 2012 | — | No | LowNegligence | $112 | $112 |
| 8793051 | Nuns Canyon Rock LLC Sonoma, CA contractor: Nuns Canyon Quarry Inc | Jan 2015 | — | No | ModNegligence | $100 | $100 |
| 8793050 | Nuns Canyon Rock LLC Sonoma, CA contractor: Nuns Canyon Quarry Inc | Jan 2015 | — | No | ModNegligence | $100 | $100 |
| 8793049 | Nuns Canyon Rock LLC Sonoma, CA contractor: Nuns Canyon Quarry Inc | Jan 2015 | — | No | ModNegligence | $100 | $100 |
| 8793048 | Nuns Canyon Rock LLC Sonoma, CA contractor: Nuns Canyon Quarry Inc | Jan 2015 | — | No | ModNegligence | $100 | $100 |
| 8793052 | Nuns Canyon Rock LLC Sonoma, CA contractor: Nuns Canyon Quarry Inc | Sep 2014 | — | No | ModNegligence | $100 | $100 |
| 8702914 | Nuns Canyon Rock LLC Sonoma, CA contractor: Nuns Canyon Quarry Inc | Nov 2013 | — | No | ModNegligence | $100 | $100 |
| 6386100 | Nuns Canyon Rock LLC Sonoma, CA contractor: Nuns Canyon Quarry Inc | Jul 2012 | — | No | ModNegligence | $100 | $100 |
| 6370062 | Nuns Canyon Rock LLC Sonoma, CA contractor: Nuns Canyon Quarry Inc | Jul 2007 | — | Yes | ModNegligence | $100 | $100 |
| 6387199 | Nuns Canyon Rock LLC Sonoma, CA contractor: Nuns Canyon Quarry Inc | Apr 2006 | — | No | ModNegligence | $60 | $60 |
| 6393824 | Nuns Canyon Rock LLC Sonoma, CA contractor: Nuns Canyon Quarry Inc | Jan 2006 | — | No | LowNegligence | $60 | $60 |
| 6393823 | Nuns Canyon Rock LLC Sonoma, CA contractor: Nuns Canyon Quarry Inc | Jan 2005 | — | No | LowNegligence | $60 | $60 |
| 6393822 | Nuns Canyon Rock LLC Sonoma, CA contractor: Nuns Canyon Quarry Inc | Jan 2004 | — | No | LowNegligence | $60 | $60 |
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 NUN'S CANYON QUARRY, 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 NUN'S CANYON QUARRY, INC.. Verify directly with Office of Foreign Labor Certification →
Environmental compliance (EPA)
No EPA inspections or formal enforcement actions on file for NUN'S CANYON QUARRY, INC.. Verify directly with Environmental Protection Agency →
Federal criminal prosecution record
No federal criminal prosecutions, plea agreements, or deferred-prosecution agreements on file for NUN'S CANYON QUARRY, INC.. Verify directly with UVA Corporate Prosecution Registry →
Inspection history
| Date | Trigger | Violations | Serious | Penalty | |
|---|---|---|---|---|---|
| 2018-01-30 | Planned | 2 | — | $170 | |
| 2014-06-16 | Planned | 0 | — | $0 | |
| 2012-07-06 | Planned | 0 | — | $0 | |
| 2011-06-15 | Planned | 0 | — | $0 | |
| 2008-07-21 | Planned | 0 | — | $0 | |
| 2007-08-07 | Planned | 1 | — | $150 | |
| 2006-06-01 | Planned | 1 | — | $75 | |
| 2006-04-18 | Planned | 0 | — | $0 | |
| 2000-10-19 | Planned | 0 | — | $0 | |
| 1999-07-27 | Planned | 1 | 1 | $0 | |
| 1998-05-14 | Planned | 0 | — | $0 | |
| 1997-01-07 | Planned | 1 | — | $0 | |
| 1996-03-20 | Planned | 1 | — | $0 | |
| 1994-12-08 | Planned | 0 | — | $0 | |
| 1993-12-15 | Planned | 1 | — | $62 | |
| 1992-08-18 | Planned | 0 | — | $0 | |
| 1991-08-21 | Planned | 2 | — | $0 | |
| 1990-10-30 | Planned | 0 | — | $0 |
Source: OSHA IMIS. Citation amounts reflect initially assessed penalties; final amounts after appeal may differ.
In the news
Other employers in this industry and state
Other employers in other crushed and broken stone mining and quarrying within CA, ordered by federal enforcement volume:
- HANSON AGGREGATESSAN DIEGO — 3 federal enforcement records
- SYAR INDUSTRIES, INC.HOPLAND — 3 federal enforcement records
- HANSON AGGREGATESSAN MARCOS — 3 federal enforcement records
- GAIL MATERIALS, INC.CORONA — 3 federal enforcement records
- GEORGE REED, INC.JAMESTOWN — 3 federal enforcement records
- HANSON AGGREGATES MID-PACIFIC, INC.CONCORD — 3 federal enforcement records
- RMC PACIFIC MATERIALS INCPLEASANTON — 3 federal enforcement records
- CALMAT COCHULA VISTA — 3 federal enforcement records
- CEMEX INCDAVENPORT — 3 federal enforcement records
- CEMEX CONSTRUCTION MATERIALS PACIFIC LLCCLAYTON — 3 federal enforcement records
Related searches
- Other Crushed and Broken Stone Mining and QuarryingAll employers in this industry
- Employers in CAState-wide enforcement data
- Other Crushed and in CAIndustry × state cross-filter
About this data
This profile aggregates federal enforcement records on NUN'S CANYON QUARRY, 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.
Need API access, bulk download, or licensed redistribution? The website is free. Programmatic and licensed access is handled separately.
Contact sales →Frequently asked
- What is NUN'S CANYON QUARRY, INC.'s OSHA violation history?
- NUN'S CANYON QUARRY, INC. has 18 OSHA inspections on record with 10 violations and $457 in total penalties.
- How does NUN'S CANYON QUARRY, INC.'s safety record compare to its industry?
- NUN'S CANYON QUARRY, INC. operates in the other crushed and broken stone mining and quarrying industry. The industry average Total Recordable Incident Rate (TRIR) is 1.8.