Establishment profile
KRETH INC
15673 VOLCANO PIONEER ROAD, VOLCANO, CA, 95689
212312 — Crushed and Broken Limestone Mining and Quarrying
Summary
KRETH INC has accumulated 2 OSHA violations across 5 inspections over 31 years of recorded history, with $325 in total assessed penalties.
The establishment sits in the 48th percentile for violations within its industry-state peer group of 1,687 employers. Inspection frequency runs at the 70th percentile. The most recent enforcement activity was recorded 20 years ago.
Federal records were found in 2 of 15 sources. Sources without matching records returned empty for this establishment.
Agency coverage
KRETH 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
40% 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. 2 distinct standards shown · 2 citations in this view · $325 in penalties.
| CFR section | Citations | Inspections | Total penalty | First cited | Last cited |
|---|---|---|---|---|---|
| 3210 B | 1 | 1 | $225 | Aug 2006 | Aug 2006 |
| 7030 C | 1 | 1 | $100 | Mar 1999 | Mar 1999 |
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
Below average violations in NAICS 2123 within CA. Peer group: 1,687 employers. This establishment has 2 OSHA violations; peer median is 2.
Safety self-report (OSHA 300A)
No self-reported injury rates filed with OSHA's Injury Tracking Application for KRETH 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 KRETH INC. Verify directly with Occupational Safety and Health Administration →
Activity timeline
No federal enforcement activity has been recorded against this establishment in 20+ years. Most recent activity: 20 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 KRETH INC. Verify directly with Wage and Hour Division →
Mine safety (MSHA)
Company-level in CA — for KRETH 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 KRETH 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. 56 citations · 13S&S · 42 contractor · $4,523 proposed / $4,523 paid.
| Citation | Mine | Date | Section | S&S | Negligence | Proposed | Paid |
|---|---|---|---|---|---|---|---|
| 7972559 | Irish Hill Aggregate Amador, CA | Mar 2000 | — | Yes | HighNegligence | $259 | $259 |
| 7972562 | Irish Hill Aggregate Amador, CA | Mar 2000 | — | Yes | ModNegligence | $207 | $207 |
| 6387767 | China Hill (Volcano) Quarry Amador, CA contractor: Kreth Inc | May 2006 | — | Yes | ModNegligence | $154 | $154 |
| 6370671 | Irish Hill Aggregate Amador, CA | Dec 2004 | — | Yes | ModNegligence | $154 | $154 |
| 6337595 | China Hill (Volcano) Quarry Amador, CA contractor: Kreth Inc | Nov 2002 | — | Yes | ModNegligence | $150 | $150 |
| 6366178 | China Hill (Volcano) Quarry Amador, CA contractor: Kreth Inc | Oct 2004 | — | Yes | ModNegligence | $135 | $135 |
| 6356903 | Irish Hill Aggregate Amador, CA | Feb 2004 | — | Yes | ModNegligence | $135 | $135 |
| 7998865 | China Hill (Volcano) Quarry Amador, CA contractor: Kreth Inc | Aug 2001 | — | Yes | ModNegligence | $131 | $131 |
| 6432367 | Irish Hill Portable Plant No. 1 Amador, CA contractor: Kreth Inc | Mar 2008 | — | No | ModNegligence | $112 | $112 |
| 8879567 | China Hill (Volcano) Quarry Amador, CA contractor: Kreth Inc. | Mar 2016 | — | No | ModNegligence | $100 | $100 |
| 8879566 | China Hill (Volcano) Quarry Amador, CA contractor: Kreth Inc. | Mar 2016 | — | No | ModNegligence | $100 | $100 |
| 8785352 | China Hill (Volcano) Quarry Amador, CA contractor: Kreth Inc. | Jul 2015 | — | No | LowNegligence | $100 | $100 |
| 8785351 | China Hill (Volcano) Quarry Amador, CA contractor: Kreth Inc. | Jul 2015 | — | No | ModNegligence | $100 | $100 |
| 6432366 | Irish Hill Portable Plant No. 1 Amador, CA contractor: Kreth Inc | Mar 2008 | — | No | ModNegligence | $100 | $100 |
| 6366177 | China Hill (Volcano) Quarry Amador, CA contractor: Kreth Inc | Oct 2004 | — | Yes | ModNegligence | $99 | $99 |
| 6356940 | China Hill (Volcano) Quarry Amador, CA contractor: Kreth Inc | Apr 2004 | — | Yes | ModNegligence | $99 | $99 |
| 6356939 | China Hill (Volcano) Quarry Amador, CA contractor: Kreth Inc | Apr 2004 | — | Yes | ModNegligence | $99 | $99 |
| 7998867 | China Hill (Volcano) Quarry Amador, CA contractor: Kreth Inc | Aug 2001 | — | Yes | LowNegligence | $90 | $90 |
| 6333346 | China Hill (Volcano) Quarry Amador, CA contractor: Kreth Inc | Jul 2001 | — | Yes | LowNegligence | $69 | $69 |
| 6393333 | China Hill (Volcano) Quarry Amador, CA contractor: Kreth Inc | Nov 2006 | — | No | ModNegligence | $60 | $60 |
| 6393332 | China Hill (Volcano) Quarry Amador, CA contractor: Kreth Inc | Nov 2006 | — | No | ModNegligence | $60 | $60 |
| 6393331 | China Hill (Volcano) Quarry Amador, CA contractor: Kreth Inc | Nov 2006 | — | No | ModNegligence | $60 | $60 |
| 6387766 | China Hill (Volcano) Quarry Amador, CA contractor: Kreth Inc | May 2006 | — | No | ModNegligence | $60 | $60 |
| 6387765 | China Hill (Volcano) Quarry Amador, CA contractor: Kreth Inc | May 2006 | — | No | ModNegligence | $60 | $60 |
| 6387727 | China Hill (Volcano) Quarry Amador, CA contractor: Kreth Inc | Mar 2006 | — | No | ModNegligence | $60 | $60 |
| 6379623 | Irish Hill Aggregate Amador, CA | Sep 2005 | — | No | LowNegligence | $60 | $60 |
| 6379619 | China Hill (Volcano) Quarry Amador, CA contractor: Kreth Inc | Sep 2005 | — | No | HighNegligence | $60 | $60 |
| 6379618 | China Hill (Volcano) Quarry Amador, CA contractor: Kreth Inc | Sep 2005 | — | No | ModNegligence | $60 | $60 |
| 6379617 | China Hill (Volcano) Quarry Amador, CA contractor: Kreth Inc | Sep 2005 | — | No | HighNegligence | $60 | $60 |
| 6379616 | China Hill (Volcano) Quarry Amador, CA contractor: Kreth Inc | Sep 2005 | — | No | ModNegligence | $60 | $60 |
| 6370670 | Irish Hill Aggregate Amador, CA | Dec 2004 | — | No | ModNegligence | $60 | $60 |
| 6366176 | China Hill (Volcano) Quarry Amador, CA contractor: Kreth Inc | Oct 2004 | — | No | ModNegligence | $60 | $60 |
| 6366175 | China Hill (Volcano) Quarry Amador, CA contractor: Kreth Inc | Oct 2004 | — | No | LowNegligence | $60 | $60 |
| 6366174 | China Hill (Volcano) Quarry Amador, CA contractor: Kreth Inc | Oct 2004 | — | No | LowNegligence | $60 | $60 |
| 6356904 | Irish Hill Aggregate Amador, CA | Feb 2004 | — | No | ModNegligence | $60 | $60 |
| 6356853 | China Hill (Volcano) Quarry Amador, CA contractor: Kreth Inc | Nov 2003 | — | No | ModNegligence | $60 | $60 |
| 6356852 | China Hill (Volcano) Quarry Amador, CA contractor: Kreth Inc | Nov 2003 | — | No | ModNegligence | $60 | $60 |
| 6356851 | China Hill (Volcano) Quarry Amador, CA contractor: Kreth Inc | Nov 2003 | — | No | ModNegligence | $60 | $60 |
| 6345681 | China Hill (Volcano) Quarry Amador, CA contractor: Kreth Inc | Mar 2003 | — | No | LowNegligence | $55 | $55 |
| 6345680 | China Hill (Volcano) Quarry Amador, CA contractor: Kreth Inc | Mar 2003 | — | No | ModNegligence | $55 | $55 |
| 6345679 | China Hill (Volcano) Quarry Amador, CA contractor: Kreth Inc | Mar 2003 | — | No | ModNegligence | $55 | $55 |
| 6345678 | China Hill (Volcano) Quarry Amador, CA contractor: Kreth Inc | Mar 2003 | — | No | ModNegligence | $55 | $55 |
| 6345620 | Irish Hill Aggregate Amador, CA | Jan 2003 | — | No | ModNegligence | $55 | $55 |
| 6337598 | China Hill (Volcano) Quarry Amador, CA contractor: Kreth Inc | Nov 2002 | — | No | ModNegligence | $55 | $55 |
| 6337597 | China Hill (Volcano) Quarry Amador, CA contractor: Kreth Inc | Nov 2002 | — | No | ModNegligence | $55 | $55 |
| 6337596 | China Hill (Volcano) Quarry Amador, CA contractor: Kreth Inc | Nov 2002 | — | No | ModNegligence | $55 | $55 |
| 6337594 | China Hill (Volcano) Quarry Amador, CA contractor: Kreth Inc | Nov 2002 | — | No | ModNegligence | $55 | $55 |
| 7996497 | China Hill (Volcano) Quarry Amador, CA contractor: Kreth Inc | Jan 2002 | — | No | ModNegligence | $55 | $55 |
| 7998866 | China Hill (Volcano) Quarry Amador, CA contractor: Kreth Inc | Aug 2001 | — | No | ModNegligence | $55 | $55 |
| 7998864 | China Hill (Volcano) Quarry Amador, CA contractor: Kreth Inc | Aug 2001 | — | No | ModNegligence | $55 | $55 |
| 7996191 | Irish Hill Aggregate Amador, CA | Jun 2001 | — | No | LowNegligence | $55 | $55 |
| 7972564 | Irish Hill Aggregate Amador, CA | Mar 2000 | — | No | ModNegligence | $55 | $55 |
| 7972563 | Irish Hill Aggregate Amador, CA | Mar 2000 | — | No | ModNegligence | $55 | $55 |
| 7972561 | Irish Hill Aggregate Amador, CA | Mar 2000 | — | No | ModNegligence | $55 | $55 |
| 7972560 | Irish Hill Aggregate Amador, CA | Mar 2000 | — | No | LowNegligence | $55 | $55 |
| 7972558 | Irish Hill Aggregate Amador, CA | Mar 2000 | — | No | LowNegligence | $55 | $55 |
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 KRETH 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 KRETH INC. Verify directly with Office of Foreign Labor Certification →
Environmental compliance (EPA)
No EPA inspections or formal enforcement actions on file for KRETH INC. Verify directly with Environmental Protection Agency →
Federal criminal prosecution record
No federal criminal prosecutions, plea agreements, or deferred-prosecution agreements on file for KRETH INC. Verify directly with UVA Corporate Prosecution Registry →
Inspection history
| Date | Trigger | Violations | Serious | Penalty | |
|---|---|---|---|---|---|
| 2006-07-28 | Planned | 1 | — | $225 | |
| 1999-02-18 | Planned | 1 | — | $100 | |
| 1997-05-07 | Planned | 0 | — | $0 | |
| 1996-07-10 | Planned | 0 | — | $0 | |
| 1995-04-13 | 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 crushed and broken limestone mining and quarrying within CA, ordered by federal enforcement volume:
- LEHIGH SOUTHWEST CEMENT COMPANYCUPERTINO — 4 federal enforcement records
- LEHIGH SOUTHWEST CEMENT COMPANYTEHACHAPI — 3 federal enforcement records
- CEMEXAPPLE VALLEY — 3 federal enforcement records
- BUELLFLAT ROCK COMPANY INCSOLVANG — 3 federal enforcement records
- OMYA CALIFORNIA INCLUCERNE VALLEY — 3 federal enforcement records
- GRANITE CONSTRUCTION COMPANYSANTA YNEZ — 3 federal enforcement records
- LEHIGH SOUTHWEST CEMENT COMPANYREDDING — 3 federal enforcement records
- RIVERSIDE CEMENTORO GRANDE — 3 federal enforcement records
- SPECIALTY MINERALS INC.LUCERNE VALLEY — 3 federal enforcement records
- NATIONAL CEMENT COMPANY OF CALIFORNIA, INC.LEBEC — 3 federal enforcement records
Related searches
- Crushed and Broken Limestone Mining and QuarryingAll employers in this industry
- Employers in CAState-wide enforcement data
- Crushed and Broken in CAIndustry × state cross-filter
About this data
This profile aggregates federal enforcement records on KRETH 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 KRETH INC's OSHA violation history?
- KRETH INC has 5 OSHA inspections on record with 2 violations and $325 in total penalties.
- How does KRETH INC's safety record compare to its industry?
- KRETH INC operates in the crushed and broken limestone mining and quarrying industry. The industry average Total Recordable Incident Rate (TRIR) is 1.9.