Key Takeaway

Austin Quarry is a active surface mine producing Stone, located in Madera, Madera County, CA. It has 8 violations on record (1 S&S) and $3K in proposed penalties. Operated by CalMat Co..

Austin Quarry

Active Surface Stone

Operator: CalMat Co.

Controller: Vulcan Materials Company

Location: Madera, Madera County, CA

Employees: 19

8
Violations
1
S&S Violations
7
Accidents
$3K
Penalties

Recent Violations

View all 8 →
Date Section S&S Negligence Penalty
02/04/2026 56.4201(a)(2) Non-S&S LowNegligence $0
10/22/2024 56.14100(b) Non-S&S ModNegligence $189
08/13/2024 56.14207 Non-S&S ModNegligence $147
05/24/2023 56.15001 Non-S&S ModNegligence $143
05/24/2023 56.16006 Non-S&S ModNegligence $143
05/23/2023 56.3130 Non-S&S ModNegligence $214
08/22/2022 56.4201(a)(2) Non-S&S ModNegligence $133
02/18/2022 56.14105 S&S ModNegligence $2,025

Accidents & Injuries

View all 7 →
Date Classification Injury Days Lost
09/29/2023 POWERED HAULAGE NO DYS AWY FRM WRK,NO RSTR ACT None
12/21/2022 HANDLING OF MATERIALS DAYS RESTRICTED ACTIVITY ONLY 98d restricted
07/06/2022 HANDLING OF MATERIALS DYS AWY FRM WRK & RESTRCTD ACT 9d lost, 15d restricted
04/15/2022 POWERED HAULAGE NO DYS AWY FRM WRK,NO RSTR ACT None
02/18/2022 MACHINERY DAYS AWAY FROM WORK ONLY None
12/20/2021 MACHINERY NO DYS AWY FRM WRK,NO RSTR ACT None
08/05/2021 MACHINERY PERM TOT OR PERM PRTL DISABLTY 120d lost

Inspections

View all 11 →
Begin End Hours Inspectors
02/04/2026 02/09/2026 13.00 1
04/03/2025 04/03/2025 10.75 1
04/03/2025 04/03/2025 6.25 1
10/21/2024 10/22/2024 16.25 1
08/12/2024 08/14/2024 15.25 1
02/26/2024 02/27/2024 13.50 1
08/07/2023 08/10/2023 24.75 1
05/22/2023 05/24/2023 29.25 1
08/18/2022 08/22/2022 18.00 1
12/13/2021 01/05/2022 34.25 1

Mine Details

MSHA Mine ID0405954
Mine TypeSurface
StatusActive
CommodityStone
SIC DescriptionCrushed, Broken Stone NEC
Employees19
Days/Week5.0
Hours/Shift9.0
Coordinates37.0105560, -119.8577780
Nearest TownMadera

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Frequently Asked Questions

How many MSHA violations does Austin Quarry have?

Austin Quarry has 8 MSHA violations on record, of which 1 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $3K.

What type of mine is Austin Quarry?

Austin Quarry is a Surface mine producing Stone, located in Madera, Madera County, CA. It currently has 19 employees.

Has anyone been injured or killed at Austin Quarry?

According to MSHA records, Austin Quarry has 7 reported accident/injury records and 0 fatalities on file.

Who operates Austin Quarry?

Austin Quarry is operated by CalMat Co. and controlled by Vulcan Materials Company. MSHA Mine ID: 0405954.