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Omya, Inc.: OSHA inspections and violations

Lucerne Valley, California · Other Basic Inorganic Chemical Manufacturing · NAICS 325188

8inspections
25citation items
$6,290current penalties
Jul 1, 2025last inspection

Omya, Inc. has 8 OSHA inspections on record in California, the first in 2016.

OSHA's last visit started on Jul 1, 2025 as a planned inspection, in Lucerne Valley.

Across those inspections OSHA issued 25 citation items: 25 other-than-serious.

OSHA proposed $6,290 in penalties and the amount has not been reduced.

For context, across all manufacturing employers the median penalty per cited inspection since 2015 is $4,500. Omya, Inc. averages $899 over 7 cited inspections in that time.

Omya, Inc.: OSHA citation items per year, 2016 to 2025
Citation items per year, by inspection date.

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Inspection history

Inspection 348353681 OPENED JUL 1, 2025Closed

Planned · Complete · Safety · 100 employees at the site · Closed Dec 10, 2025

7225 Crystal Creek Road, Lucerne Valley, CA 92356 · All Other Nonmetallic Mineral Mining · OSHA's record · Phone and website on Google Maps

Citation and ruleTypeProposedCurrentIssuedStatus
Citation 1, item 1
29 CFR 3203(B)(2)
 Other-than-serious$375$375Nov 6, 2025Final
Citation 1, item 2 Other-than-serious$420$420Nov 6, 2025Final
Citation 1, item 3 Other-than-serious$280$280Nov 6, 2025Final
Citation 1, item 4 Other-than-serious$280$280Nov 6, 2025Final
Citation 1, item 5
29 CFR 3210(B)
 Other-than-serious$280$280Nov 6, 2025Final
Citation 1, item 6
29 CFR 4002(B)
 Other-than-serious$280$280Nov 6, 2025Final
Citation 1, item 7
29 CFR 4845(B)
 Other-than-serious$560$560Nov 6, 2025Final
Citation 1, item 8
29 CFR 5042(A)(1)
 Other-than-serious$280$280Nov 6, 2025Final
Citation 1, item 9
29 CFR 7055(B)
 Other-than-serious$280$280Nov 6, 2025Final

Inspection 346356777 OPENED NOV 21, 2022Closed

Planned · Complete · Safety · 55 employees at the site · Closed Feb 13, 2024

7225 Crystal Creek Road, Lucerne Valley, CA 92356 · Crushed and Broken Limestone Mining and Quarrying · OSHA's record · Phone and website on Google Maps

Citation and ruleTypeProposedCurrentIssuedStatus
Citation 1, item 1
29 CFR 461(C)
 Other-than-serious$325$325Feb 16, 2023Final
Citation 1, item 2
29 CFR 3320
 Other-than-serious$160$160Feb 16, 2023Final
Citation 1, item 3
29 CFR 4650(E)
 Other-than-serious$160$160Feb 16, 2023Final

Inspection 344785225 OPENED JUN 11, 2020Closed

Planned · Complete · Safety · 59 employees at the site · Closed Sep 3, 2020

7225 Crystal Creek Road, Lucerne Valley, CA 92356 · Other Basic Inorganic Chemical Manufacturing · OSHA's record · Phone and website on Google Maps

Citation and ruleTypeProposedCurrentIssuedStatus
Citation 1, item 1
29 CFR 4839(A)(8)
 Other-than-serious$160$160Aug 20, 2020Final

Inspection 344599675 OPENED JAN 30, 2020Closed

Planned · Complete · Safety · 4 employees at the site · Closed Jun 4, 2020

18200kelbaker Road, Amboy, CA 92304 · Other Basic Inorganic Chemical Manufacturing · OSHA's record · Phone and website on Google Maps

Citation and ruleTypeProposedCurrentIssuedStatus
Citation 1, item 1
29 CFR 7014(G)
 Other-than-serious$420$420May 14, 2020Final

Inspection 343810750 OPENED FEB 26, 2019Closed

Planned · Complete · Safety · 4 employees at the site · Closed Mar 20, 2019

18200 Kelbaker Rd, Amboy, CA 92304 · Other Basic Inorganic Chemical Manufacturing · OSHA's record · Phone and website on Google Maps

No citations from this inspection.

Inspection 343478327 OPENED SEP 20, 2018Closed

Planned · Complete · Safety · 59 employees at the site · Closed Nov 19, 2018

7225 Crystal Creek Road, Lucerne Valley, CA 92356 · Other Basic Inorganic Chemical Manufacturing · OSHA's record · Phone and website on Google Maps

Citation and ruleTypeProposedCurrentIssuedStatus
Citation 1, item 1
29 CFR 1593(D)
 Other-than-serious$160$160Oct 16, 2018Final
Citation 1, item 2 Other-than-serious$160$160Oct 16, 2018Final
Citation 1, item 3 Other-than-serious$160$160Oct 16, 2018Final
Citation 1, item 4 Other-than-serious$160$160Oct 16, 2018Final
Citation 1, item 5
29 CFR 5048(J)
 Other-than-serious$160$160Oct 16, 2018Final
Citation 1, item 6
29 CFR 6151(C)(1)
 Other-than-serious$160$160Oct 16, 2018Final
Citation 1, item 7
29 CFR 7016(H)
 Other-than-serious$160$160Oct 16, 2018Final
Citation 1, item 8
29 CFR 7016(I)
 Other-than-serious$160$160Oct 16, 2018Final

Inspection 342716131 OPENED OCT 18, 2017Closed

Planned · Complete · Safety · 59 employees at the site · Closed Nov 20, 2017

7225 Crystal Creek Road, Lucerne Valley, CA 92356 · Other Basic Inorganic Chemical Manufacturing · OSHA's record · Phone and website on Google Maps

Citation and ruleTypeProposedCurrentIssuedStatus
Citation 1, item 1
29 CFR 5162(E)
 Other-than-serious$225$225Oct 31, 2017Final

Inspection 341605640 OPENED JUL 6, 2016Closed

Planned · Complete · Safety · 55 employees at the site · Closed Sep 12, 2016

7225 Crystal Creek Road, Lucerne Valley, CA 92356 · Other Crushed and Broken Stone Mining and Quarrying · OSHA's record · Phone and website on Google Maps

Citation and ruleTypeProposedCurrentIssuedStatus
Citation 1, item 1
29 CFR 4650(D)
 Other-than-serious$225$225Aug 23, 2016Final
Citation 1, item 2
29 CFR 3209(A)
 Other-than-serious$300$300Aug 23, 2016Final

The rules behind these citations

Current text from the Code of Federal Regulations. Some citations were issued under older wording.

29 CFR 2320.2

29 CFR 2340.16

29 CFR 2340.17

29 CFR 2340.21

29 CFR 2395.6

29 CFR 2500.25

Other other basic inorganic chemical manufacturing employers in California

Source: U.S. Department of Labor, OSHA enforcement data. A citation is OSHA's allegation; employers can contest it, and the status column shows where each item stands. Something wrong on this page? Tell us.