Key Takeaway

HOGAN QUARRY is a active surface mine producing Stone, located in VALLEY SPRINGS, Calaveras County, CA. It has 71 violations on record (11 S&S) and $8K in proposed penalties. Operated by Foothill Materials.

HOGAN QUARRY

Active Surface Stone

Operator: Foothill Materials

Controller: Estate of Robert Jones

Location: VALLEY SPRINGS, Calaveras County, CA

Employees: 6

71
Violations
11
S&S Violations
5
Accidents
$8K
Penalties

Recent Violations

View all 71 →
Date Section S&S Negligence Penalty
12/02/2025 56.14132(a) Non-S&S LowNegligence $151
04/24/2025 56.20003(a) Non-S&S ModNegligence $151
11/20/2024 56.15005 S&S ModNegligence $1,039
11/20/2024 Non-S&S $0
11/20/2024 56.11001 S&S ModNegligence $189
11/20/2024 56.14206(b) Non-S&S ModNegligence $147
03/07/2024 Non-S&S LowNegligence $147
08/01/2019 46.9(h) Non-S&S ModNegligence $121
07/30/2019 56.3200 S&S ModNegligence $154
05/28/2019 56.18002(b) Non-S&S ModNegligence $121
01/15/2019 56.13015(a) Non-S&S ModNegligence $121
05/15/2018 41.12 Non-S&S ModNegligence $118
05/15/2018 56.12004 Non-S&S ModNegligence $118
05/15/2018 56.12004 Non-S&S ModNegligence $118
05/15/2018 46.9(b)(2) Non-S&S ModNegligence $118
05/15/2018 46.9(b)(5) Non-S&S ModNegligence $118
02/01/2018 56.12004 Non-S&S ModNegligence $118
02/01/2018 56.12004 Non-S&S ModNegligence $118
02/01/2018 56.14107(a) Non-S&S ModNegligence $118
02/01/2018 56.11012 Non-S&S ModNegligence $118

Accidents & Injuries

View all 5 →
Date Classification Injury Days Lost
01/15/2013 SLIP OR FALL OF PERSON NO DYS AWY FRM WRK,NO RSTR ACT None
09/04/2009 OTHER INJURIES INVOLVNG NONEMPLOYEES None
05/15/2008 SLIP OR FALL OF PERSON DAYS AWAY FROM WORK ONLY 1d lost
10/16/2006 HANDLING OF MATERIALS NO DYS AWY FRM WRK,NO RSTR ACT None
05/16/2000 HANDTOOLS (NONPOWERED) NO DYS AWY FRM WRK,NO RSTR ACT None

Inspections

View all 67 →
Begin End Hours Inspectors
12/15/2025 12/18/2025 12.75 1
12/08/2025 12/09/2025 6.50 1
12/02/2025 12/08/2025 15.75 1
04/23/2025 04/24/2025 7.00 1
03/10/2025 03/24/2025 3.25 1
02/04/2025 02/04/2025 2.75 1
01/14/2025 01/14/2025 1.25 1
12/09/2024 12/09/2024 3.00 1
11/19/2024 11/21/2024 25.50 1
08/28/2024 08/28/2024 5.75 1

Mine Details

MSHA Mine ID0404819
Mine TypeSurface
StatusActive
CommodityStone
SIC DescriptionCrushed, Broken Stone NEC
Employees6
Days/Week5.0
Hours/Shift8.0
Coordinates38.1472220, -120.8269440
Nearest TownVALLEY SPRINGS

Frequently Asked Questions

How many MSHA violations does HOGAN QUARRY have?

HOGAN QUARRY has 71 MSHA violations on record, of which 11 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $8K.

What type of mine is HOGAN QUARRY?

HOGAN QUARRY is a Surface mine producing Stone, located in VALLEY SPRINGS, Calaveras County, CA. It currently has 6 employees.

Has anyone been injured or killed at HOGAN QUARRY?

According to MSHA records, HOGAN QUARRY has 5 reported accident/injury records and 0 fatalities on file.

Who operates HOGAN QUARRY?

HOGAN QUARRY is operated by Foothill Materials and controlled by Estate of Robert Jones. MSHA Mine ID: 0404819.