Key Takeaway

Capital Rock LLC is a active surface mine producing Nonmetal, located in Sheridan, Placer County, CA. It has 99 violations on record (37 S&S) and $31K in proposed penalties. Operated by Capital Rock LLC.

Capital Rock LLC

Active Surface Nonmetal

Operator: Capital Rock LLC

Controller: Tigran Aneian

Location: Sheridan, Placer County, CA

Employees: 15

99
Violations
37
S&S Violations
1
Accidents
$31K
Penalties

Recent Violations

View all 99 →
Date Section S&S Negligence Penalty
11/26/2025 56.11001 S&S LowNegligence $288
11/26/2025 56.12016 S&S LowNegligence $193
11/25/2025 56.20011 S&S ModNegligence $432
10/15/2025 56.14100(a) S&S ModNegligence $151
10/15/2025 56.18010 S&S ModNegligence $432
10/15/2025 56.12028 Non-S&S ModNegligence $151
10/15/2025 56.18002(b) S&S ModNegligence $432
10/15/2025 56.23002(a) Non-S&S LowNegligence $151
10/15/2025 56.14132(a) Non-S&S ModNegligence $151
10/15/2025 56.11027 S&S ModNegligence $432
10/14/2025 56.14107(a) S&S ModNegligence $193
10/14/2025 56.12004 Non-S&S ModNegligence $151
10/14/2025 56.14110 S&S HighNegligence $1,431
10/14/2025 56.14107(a) S&S ModNegligence $193
10/14/2025 56.14112(b) S&S ModNegligence $193
10/14/2025 56.11001 S&S HighNegligence $1,431
10/14/2025 56.14100(b) S&S HighNegligence $1,431
10/14/2025 56.12030 S&S ModNegligence $193
10/14/2025 56.12018 S&S ModNegligence $432
10/14/2025 56.11027 S&S HighNegligence $1,431

Accidents & Injuries

View all 1 →
Date Classification Injury Days Lost
11/22/2025 SLIP OR FALL OF PERSON DAYS AWAY FROM WORK ONLY None

Inspections

View all 13 →
Begin End Hours Inspectors
12/15/2025 12/16/2025 7.25 1
11/25/2025 11/26/2025 23.00 1
10/09/2025 10/21/2025 52.50 1
05/16/2025 06/11/2025 18.50 1
01/16/2025 01/16/2025 4.50 1
12/02/2024 12/20/2024 15.50 1
01/17/2024 01/18/2024 5.50 1
12/11/2023 12/14/2023 30.00 1
07/27/2023 08/01/2023 14.00 1
07/18/2023 07/18/2023 5.75 1

Mine Details

MSHA Mine ID0405971
Mine TypeSurface
StatusActive
CommodityNonmetal
SIC DescriptionGraphite
Employees15
Days/Week5.0
Hours/Shift10.0
Coordinates39.0236110, -121.3463890
Nearest TownSheridan

Frequently Asked Questions

How many MSHA violations does Capital Rock LLC have?

Capital Rock LLC has 99 MSHA violations on record, of which 37 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $31K.

What type of mine is Capital Rock LLC?

Capital Rock LLC is a Surface mine producing Nonmetal, located in Sheridan, Placer County, CA. It currently has 15 employees.

Has anyone been injured or killed at Capital Rock LLC?

According to MSHA records, Capital Rock LLC has 1 reported accident/injury records and 0 fatalities on file.

Who operates Capital Rock LLC?

Capital Rock LLC is operated by Capital Rock LLC and controlled by Tigran Aneian. MSHA Mine ID: 0405971.