Key Takeaway

St. Thomas Quarry is a active surface mine producing Stone, located in St. Thomas, Franklin County, PA. It has 69 violations on record (13 S&S) and $11K in proposed penalties. Operated by Heidelberg Materials Northeast LLC.

St. Thomas Quarry

Active Surface Stone

Operator: Heidelberg Materials Northeast LLC

Controller: Heidelberg Materials AG

Location: St. Thomas, Franklin County, PA

Employees: 8

69
Violations
13
S&S Violations
1
Accidents
$11K
Penalties

Recent Violations

View all 69 →
Date Section S&S Negligence Penalty
01/22/2026 56.12008 S&S LowNegligence $432
05/22/2025 56.18002(b) Non-S&S ModNegligence $151
11/14/2024 56.12034 Non-S&S LowNegligence $151
10/15/2024 50.30(a) Non-S&S LowNegligence $151
06/04/2024 56.12008 Non-S&S LowNegligence $147
06/04/2024 56.14115(b) Non-S&S LowNegligence $147
01/31/2024 56.14100(c) Non-S&S LowNegligence $147
01/31/2024 47.44(b) Non-S&S LowNegligence $147
05/19/2022 56.20003(a) Non-S&S LowNegligence $133
05/18/2022 56.11001 Non-S&S LowNegligence $133
05/18/2022 56.20003(a) S&S LowNegligence $133
05/18/2022 56.20003(a) S&S ModNegligence $169
05/18/2022 56.18002(a) S&S ModNegligence $169
05/17/2022 56.14100(b) S&S LowNegligence $133
05/17/2022 Non-S&S $0
05/17/2022 56.15005 S&S LowNegligence $148
11/22/2021 56.12028 Non-S&S LowNegligence $125
11/18/2021 47.44(b) Non-S&S LowNegligence $125
11/18/2021 56.14206(a) Non-S&S LowNegligence $133
06/23/2021 47.41(a)(1) Non-S&S LowNegligence $125

Accidents & Injuries

View all 1 →
Date Classification Injury Days Lost
05/09/2019 MACHINERY NO DYS AWY FRM WRK,NO RSTR ACT None

Inspections

View all 45 →
Begin End Hours Inspectors
01/22/2026 01/23/2026 17.50 1
06/02/2025 06/02/2025 0.75 1
05/19/2025 05/22/2025 11.25 1
11/12/2024 11/15/2024 11.50 1
06/03/2024 06/05/2024 22.25 1
01/31/2024 02/01/2024 12.00 1
06/26/2023 06/28/2023 17.25 1
05/17/2023 05/17/2023 3.25 1
02/16/2023 02/22/2023 22.50 1
06/21/2022 06/22/2022 5.50 1

Mine Details

MSHA Mine ID3609400
Mine TypeSurface
StatusActive
CommodityStone
SIC DescriptionCrushed, Broken Limestone NEC
Employees8
Days/Week5.0
Hours/Shift10.0
Coordinates39.9141670, -77.8127780
Nearest TownSt. Thomas

Frequently Asked Questions

How many MSHA violations does St. Thomas Quarry have?

St. Thomas Quarry has 69 MSHA violations on record, of which 13 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $11K.

What type of mine is St. Thomas Quarry?

St. Thomas Quarry is a Surface mine producing Stone, located in St. Thomas, Franklin County, PA. It currently has 8 employees.

Has anyone been injured or killed at St. Thomas Quarry?

According to MSHA records, St. Thomas Quarry has 1 reported accident/injury records and 0 fatalities on file.

Who operates St. Thomas Quarry?

St. Thomas Quarry is operated by Heidelberg Materials Northeast LLC and controlled by Heidelberg Materials AG. MSHA Mine ID: 3609400.