Key Takeaway

Moorpark Quarry is a active surface mine producing SandAndGravel, located in Moorpark, Ventura County, CA. It has 159 violations on record (41 S&S) and $25K in proposed penalties. Operated by CEMEX Construction Materials Pacific, LLC.

Moorpark Quarry

Active Surface SandAndGravel

Operator: CEMEX Construction Materials Pacific, LLC

Controller: Cemex S A

Location: Moorpark, Ventura County, CA

Employees: 9

159
Violations
41
S&S Violations
14
Accidents
$25K
Penalties

Recent Violations

View all 159 →
Date Section S&S Negligence Penalty
05/29/2024 56.18002(a) Non-S&S LowNegligence $239
05/29/2024 56.12002 Non-S&S LowNegligence $147
10/31/2023 56.4201(a)(2) Non-S&S ModNegligence $143
10/31/2023 56.16001 S&S ModNegligence $252
10/31/2023 56.12018 Non-S&S LowNegligence $143
10/16/2023 50.30(a) Non-S&S HighNegligence $143
05/09/2023 56.11001 S&S ModNegligence $252
05/09/2023 56.14109(b) Non-S&S LowNegligence $143
05/09/2023 56.11017 Non-S&S LowNegligence $143
05/09/2023 56.14100(b) S&S LowNegligence $376
05/09/2023 56.12032 Non-S&S ModNegligence $167
05/09/2023 56.12004 S&S LowNegligence $143
03/16/2023 41.12 Non-S&S HighNegligence $143
03/16/2023 56.12005 Non-S&S ModNegligence $143
06/02/2022 56.20003(a) Non-S&S LowNegligence $133
01/27/2022 56.20011 Non-S&S ModNegligence $155
01/27/2022 56.12004 Non-S&S LowNegligence $133
04/22/2021 56.14112(b) Non-S&S LowNegligence $125
02/18/2021 56.20003(a) Non-S&S LowNegligence $125
07/29/2020 56.14112(b) Non-S&S LowNegligence $123

Accidents & Injuries

View all 14 →
Date Classification Injury Days Lost
08/13/2018 POWERED HAULAGE DAYS AWAY FROM WORK ONLY 292d lost
09/24/2013 SLIP OR FALL OF PERSON DAYS RESTRICTED ACTIVITY ONLY 66d restricted
07/26/2011 HANDLING OF MATERIALS DYS AWY FRM WRK & RESTRCTD ACT 1d lost, 42d restricted
06/08/2009 MACHINERY NO DYS AWY FRM WRK,NO RSTR ACT None
09/04/2007 OTHER NO DYS AWY FRM WRK,NO RSTR ACT None
09/27/2005 HANDLING OF MATERIALS DAYS RESTRICTED ACTIVITY ONLY 18d restricted
07/17/2002 POWERED HAULAGE DAYS AWAY FROM WORK ONLY 18d lost
07/12/2002 MACHINERY DAYS RESTRICTED ACTIVITY ONLY 12d restricted
11/26/2001 HANDLING OF MATERIALS DAYS RESTRICTED ACTIVITY ONLY 3d restricted
10/19/2001 SLIP OR FALL OF PERSON NO DYS AWY FRM WRK,NO RSTR ACT None

Inspections

View all 69 →
Begin End Hours Inspectors
11/25/2025 11/25/2025 5.50 1
11/20/2025 11/20/2025 14.50 1
04/02/2025 04/03/2025 23.00 1
11/06/2024 11/07/2024 10.50 1
05/28/2024 05/30/2024 25.00 1
05/28/2024 05/30/2024 6.00 1
11/01/2023 11/01/2023 1.00 1
10/30/2023 11/01/2023 23.50 1
06/20/2023 06/22/2023 12.50 1
05/17/2023 05/17/2023 1.50 1

Mine Details

MSHA Mine ID0404140
Mine TypeSurface
StatusActive
CommoditySandAndGravel
SIC DescriptionConstruction Sand and Gravel
Employees9
Days/Week5.0
Hours/Shift8.0
Coordinates34.3352780, -118.8791670
Nearest TownMoorpark

Frequently Asked Questions

How many MSHA violations does Moorpark Quarry have?

Moorpark Quarry has 159 MSHA violations on record, of which 41 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $25K.

What type of mine is Moorpark Quarry?

Moorpark Quarry is a Surface mine producing SandAndGravel, located in Moorpark, Ventura County, CA. It currently has 9 employees.

Has anyone been injured or killed at Moorpark Quarry?

According to MSHA records, Moorpark Quarry has 14 reported accident/injury records and 0 fatalities on file.

Who operates Moorpark Quarry?

Moorpark Quarry is operated by CEMEX Construction Materials Pacific, LLC and controlled by Cemex S A. MSHA Mine ID: 0404140.