Key Takeaway

Maricopa Plant is a active surface mine producing Stone, located in Maricopa, Kern County, CA. It has 186 violations on record (51 S&S) and $71K in proposed penalties. Operated by Nestle Purina PetCare Company.

Maricopa Plant

Active Surface Stone

Operator: Nestle Purina PetCare Company

Controller: Nestle S A

Location: Maricopa, Kern County, CA

Employees: 86

186
Violations
51
S&S Violations
41
Accidents
$71K
Penalties

Recent Violations

View all 186 →
Date Section S&S Negligence Penalty
12/02/2025 56.14107 Non-S&S LowNegligence $151
07/22/2025 56.11001 Non-S&S ModNegligence $151
05/01/2024 56.14107(a) Non-S&S ModNegligence $147
04/30/2024 56.12023 Non-S&S LowNegligence $147
04/30/2024 56.12002 Non-S&S LowNegligence $147
02/22/2024 50.20-7(d) Non-S&S HighNegligence $147
02/22/2024 56.12028 S&S ModNegligence $1,011
02/21/2024 Non-S&S ModNegligence $164
02/21/2024 56.14100(b) S&S LowNegligence $147
12/14/2023 46.7 S&S ModNegligence $4,383
09/01/2023 50.20(a) Non-S&S HighNegligence $147
06/13/2023 56.20003(a) Non-S&S ModNegligence $143
10/12/2022 56.12002 Non-S&S LowNegligence $133
10/12/2022 56.12002 Non-S&S LowNegligence $133
10/12/2022 47.44(b) Non-S&S ModNegligence $133
06/02/2022 56.12008 Non-S&S LowNegligence $133
06/01/2022 56.11002 Non-S&S ModNegligence $215
06/01/2022 56.12004 Non-S&S LowNegligence $133
02/15/2022 56.12023 Non-S&S ModNegligence $198
02/15/2022 56.13015(a) Non-S&S LowNegligence $133

Accidents & Injuries

View all 41 →
Date Classification Injury Days Lost
01/13/2023 SLIP OR FALL OF PERSON NO DYS AWY FRM WRK,NO RSTR ACT None
05/08/2019 HANDLING OF MATERIALS NO DYS AWY FRM WRK,NO RSTR ACT None
12/17/2016 MACHINERY DAYS RESTRICTED ACTIVITY ONLY 5d restricted
11/09/2016 SLIP OR FALL OF PERSON INJURIES INVOLVNG NONEMPLOYEES None
11/08/2016 HANDTOOLS (NONPOWERED) DAYS RESTRICTED ACTIVITY ONLY 6d restricted
08/16/2013 HANDLING OF MATERIALS DAYS AWAY FROM WORK ONLY 58d lost
12/16/2012 SLIP OR FALL OF PERSON DAYS AWAY FROM WORK ONLY None
12/11/2012 SLIP OR FALL OF PERSON NO DYS AWY FRM WRK,NO RSTR ACT None
07/18/2012 HANDLING OF MATERIALS NO DYS AWY FRM WRK,NO RSTR ACT None
02/18/2012 SLIP OR FALL OF PERSON DAYS AWAY FROM WORK ONLY 186d lost

Inspections

View all 64 →
Begin End Hours Inspectors
12/01/2025 12/03/2025 17.00 1
07/21/2025 07/23/2025 23.75 1
02/18/2025 02/20/2025 33.00 1
04/29/2024 05/01/2024 22.50 1
03/12/2024 03/12/2024 3.25 1
02/20/2024 02/22/2024 37.25 1
12/13/2023 12/14/2023 16.00 1
06/12/2023 06/15/2023 38.00 1
10/11/2022 10/14/2022 31.00 1
05/31/2022 06/03/2022 31.00 1

Mine Details

MSHA Mine ID0402638
Mine TypeSurface
StatusActive
CommodityStone
SIC DescriptionCrushed, Broken Stone NEC
Employees86
Days/Week7.0
Hours/Shift8.0
Coordinates35.0547220, -119.4469440
Nearest TownMaricopa

Frequently Asked Questions

How many MSHA violations does Maricopa Plant have?

Maricopa Plant has 186 MSHA violations on record, of which 51 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $71K.

What type of mine is Maricopa Plant?

Maricopa Plant is a Surface mine producing Stone, located in Maricopa, Kern County, CA. It currently has 86 employees.

Has anyone been injured or killed at Maricopa Plant?

According to MSHA records, Maricopa Plant has 41 reported accident/injury records and 0 fatalities on file.

Who operates Maricopa Plant?

Maricopa Plant is operated by Nestle Purina PetCare Company and controlled by Nestle S A. MSHA Mine ID: 0402638.