Key Takeaway

Black Rock Quarry is a active surface mine producing SandAndGravel, located in Magna, Salt Lake County, UT. It has 16 violations on record (4 S&S) and $3K in proposed penalties. Operated by Geneva Rock Products Inc.

Black Rock Quarry

Active Surface SandAndGravel

Operator: Geneva Rock Products Inc

Controller: CCI (Clyde Companies Inc)

Location: Magna, Salt Lake County, UT

Employees: 2

16
Violations
4
S&S Violations
0
Accidents
$3K
Penalties

Recent Violations

View all 16 →
Date Section S&S Negligence Penalty
10/08/2025 56.12004 Non-S&S ModNegligence $151
10/08/2025 56.4603 Non-S&S ModNegligence $151
03/17/2025 56.9300(a) S&S ModNegligence $642
03/17/2025 56.14107(a) Non-S&S ModNegligence $151
03/17/2025 47.41(a) Non-S&S ModNegligence $151
03/17/2025 56.4101 Non-S&S ModNegligence $151
03/17/2025 56.16005 Non-S&S ModNegligence $151
03/17/2025 56.14132(a) Non-S&S ModNegligence $151
10/11/2023 56.14112(b) Non-S&S ModNegligence $143
10/11/2023 56.14131(a) S&S ModNegligence $346
10/11/2023 56.4201(a)(2) Non-S&S ModNegligence $143
10/11/2023 56.15002 Non-S&S ModNegligence $143
10/11/2023 56.15004 Non-S&S ModNegligence $143
05/16/2023 56.5002 S&S ModNegligence $232
04/06/2023 56.5001(a)/56.5005 S&S ModNegligence $232
04/05/2023 56.14132(a) Non-S&S ModNegligence $143

Inspections

View all 6 →
Begin End Hours Inspectors
10/08/2025 10/09/2025 17.00 1
03/17/2025 03/27/2025 21.50 1
05/22/2024 05/22/2024 2.00 1
10/11/2023 10/17/2023 30.00 1
05/15/2023 05/16/2023 16.00 1
04/04/2023 04/06/2023 28.50 1

Mine Details

MSHA Mine ID4201875
Mine TypeSurface
StatusActive
CommoditySandAndGravel
SIC DescriptionConstruction Sand and Gravel
Employees2
Days/Week5.0
Hours/Shift4.0
Coordinates40.8369440, -111.4061110
Nearest TownMagna

Frequently Asked Questions

How many MSHA violations does Black Rock Quarry have?

Black Rock Quarry has 16 MSHA violations on record, of which 4 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $3K.

What type of mine is Black Rock Quarry?

Black Rock Quarry is a Surface mine producing SandAndGravel, located in Magna, Salt Lake County, UT. It currently has 2 employees.

Has anyone been injured or killed at Black Rock Quarry?

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

Who operates Black Rock Quarry?

Black Rock Quarry is operated by Geneva Rock Products Inc and controlled by CCI (Clyde Companies Inc). MSHA Mine ID: 4201875.