Key Takeaway

Tapo Rock & Sand is a active surface mine producing SandAndGravel, located in Simi Valley, Ventura County, CA. It has 23 violations on record (4 S&S) and $2K in proposed penalties. Operated by Tapo Rock & Sand.

Tapo Rock & Sand

Active Surface SandAndGravel

Operator: Tapo Rock & Sand

Controller: William C Brooks

Location: Simi Valley, Ventura County, CA

Employees: 5

23
Violations
4
S&S Violations
0
Accidents
$2K
Penalties

Recent Violations

View all 23 →
Date Section S&S Negligence Penalty
01/15/2025 56.9300(b) Non-S&S ModNegligence $151
01/15/2025 56.12032 Non-S&S ModNegligence $151
11/02/2023 56.16001 S&S LowNegligence $143
02/19/2020 56.9300(b) S&S ModNegligence $135
04/25/2018 50.30(a) Non-S&S ModNegligence $118
09/28/2016 56.4230(a)(1) Non-S&S ModNegligence $114
09/28/2016 56.20003(a) Non-S&S ModNegligence $114
09/28/2016 56.4104(b) Non-S&S ModNegligence $114
09/28/2016 47.41(a) Non-S&S ModNegligence $114
09/28/2016 56.12006 Non-S&S ModNegligence $114
03/03/2016 56.11012 S&S LowNegligence $108
12/01/2014 56.14100(b) Non-S&S LowNegligence $100
04/20/2011 56.14132(a) Non-S&S HighNegligence $100
04/20/2011 56.14100(a) Non-S&S HighNegligence $100
10/19/2009 56.14100(b) Non-S&S ModNegligence $100
10/19/2009 56.9300(a) S&S ModNegligence $100
10/19/2009 56.18010 Non-S&S HighNegligence $162
01/28/2009 50.30(a) Non-S&S ModNegligence $100
10/24/2006 56.9300(b) Non-S&S ModNegligence $60
06/22/2004 56.4203 Non-S&S ModNegligence $60

Inspections

View all 58 →
Begin End Hours Inspectors
02/19/2026 02/19/2026 2.00 1
04/29/2025 04/29/2025 7.00 1
01/14/2025 01/16/2025 23.50 1
04/01/2024 04/02/2024 6.50 1
11/02/2023 11/02/2023 1.00 1
11/01/2023 11/03/2023 14.75 1
05/25/2023 05/25/2023 2.50 1
05/17/2023 05/17/2023 2.50 1
03/13/2023 03/14/2023 7.00 1
06/02/2022 06/02/2022 5.75 1

Mine Details

MSHA Mine ID0404212
Mine TypeSurface
StatusActive
CommoditySandAndGravel
SIC DescriptionConstruction Sand and Gravel
Employees5
Days/Week5.0
Hours/Shift8.0
Coordinates34.3266670, -118.7080560
Nearest TownSimi Valley

Frequently Asked Questions

How many MSHA violations does Tapo Rock & Sand have?

Tapo Rock & Sand has 23 MSHA violations on record, of which 4 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $2K.

What type of mine is Tapo Rock & Sand?

Tapo Rock & Sand is a Surface mine producing SandAndGravel, located in Simi Valley, Ventura County, CA. It currently has 5 employees.

Has anyone been injured or killed at Tapo Rock & Sand?

According to MSHA records, Tapo Rock & Sand has 0 reported accident/injury records and 0 fatalities on file.

Who operates Tapo Rock & Sand?

Tapo Rock & Sand is operated by Tapo Rock & Sand and controlled by William C Brooks. MSHA Mine ID: 0404212.