This employer's most recent OSHA inspection was in 2000. This data may not reflect current safety conditions.

Tosco Refining Safety Record

Martinez, CA

F

Historical grade based on past OSHA records. This employer has not been inspected in over 10 years.

Last inspected 07/17/2000

Based on public OSHA records. How is this calculated? · Data updated March 2026

According to OSHA enforcement records, Tosco Refining in Martinez, California has 194 workplace safety violations across 25 inspections, with 36 classified as serious and $618,075 in total penalties. Safety grade: F (significantly elevated violations). OSHA records span 1990 to 2000.

Tosco Refining, located in Martinez, California, was last inspected by OSHA in 2000. While this employer's safety record is based on historical data that may not reflect current workplace conditions, the OSHA enforcement history remains part of the public record. Of the 194 violations on file, 36 were classified as serious — meaning OSHA determined they could cause death or serious physical harm to workers. Total penalties assessed were $618,075.

OSHA's enforcement records are maintained by the U.S. Department of Labor and cover workplace inspections dating back to the 1970s. An employer's safety grade is calculated using a weighted formula that accounts for the severity of violations — willful violations carry the highest weight (5x), followed by repeat (4x), serious (3x), and other (1x) violations per inspection. Learn more about how safety grades are calculated.

194 Violations
25 Inspections
36 Serious
$618,075 Penalties
Other-than-Serious?
152 ($38,770)
Serious?
36 ($159,305)
Willful?
6 ($420,000)
5189. F01 OSHA Standard
Cited in 5 inspections (10 total) since 1994
5189. E02 OSHA Standard
Cited in 2 inspections (3 total) since 1997
5189. J02 OSHA Standard
Cited in 2 inspections (3 total) since 1994
3328. G OSHA Standard
Cited in 2 inspections (2 total) since 1990
3329. B OSHA Standard
Cited in 2 inspections (2 total) since 1999
OSHA initially proposed $923,305 in penalties for Tosco Refining, later reduced to $618,075 — a 33% reduction through informal settlement or contest. Learn how OSHA penalties work.
5189. F01 OSHA Standard
10 citations $99,750
1532.0001 OSHA Standard
5 citations $7,605
5189. J02 OSHA Standard
3 citations $9,750
5189. E02 OSHA Standard
3 citations $9,625
2500.0008 OSHA Standard
3 citations $185
DateTypeLocationViolationsPenalties
07/17/2000 Complaint? Martinez, CA 17 $21,230
06/07/2000 Referral? Martinez, CA 3 $11,000
03/23/2000 Unprogrammed Related? Martinez, CA 3 $26,250
10/28/1999 Complaint? Martinez, CA 1 $210
06/22/1999 Referral? Martinez, CA 1 $750
02/23/1999 Accident? Martinez, CA 18 $400,000
07/11/1997 Planned? Martinez, CA 0 $0
01/22/1997 Accident? Martinez, CA 16 $136,500
08/13/1996 Accident? Martinez, CA 0 $0
03/26/1996 Complaint? Martinez, CA 0 $0
01/10/1996 Accident? Martinez, CA 2 $6,310
08/29/1995 Complaint? Martinez, CA 3 $1,050
08/23/1994 Accident? Martinez, CA 5 $3,750
05/06/1994 Accident? Martinez, CA 2 $655
10/05/1993 Referral? Martinez, CA 0 $0
04/19/1993 Unprogrammed Related? Martinez, CA 1 $850
08/12/1992 Accident? Martinez, CA 0 $0
05/20/1992 Accident? Martinez, CA 0 $0
05/19/1992 Complaint? Martinez, CA 0 $0
04/13/1992 Complaint? Martinez, CA 0 $0
02/03/1992 Complaint? Martinez, CA 0 $0
12/21/1990 Complaint? Martinez, CA 3 $0
10/31/1990 Complaint? Martinez, CA 0 $0
07/20/1990 Referral? Martinez, CA 0 $0
07/17/1990 Planned? Martinez, CA 119 $9,520

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