Key Takeaway

Extec is a intermittent surface mine producing SandAndGravel, located in Blue Lake, Humboldt County, CA. It has 19 violations on record (4 S&S) and $2K in proposed penalties. Operated by Kernen Construction.

Extec

Intermittent Surface SandAndGravel

Operator: Kernen Construction

Controller: Scott Farley; Kurt Kernen

Location: Blue Lake, Humboldt County, CA

Employees: 2

19
Violations
4
S&S Violations
0
Accidents
$2K
Penalties

Recent Violations

View all 19 →
Date Section S&S Negligence Penalty
12/17/2025 56.1000 Non-S&S LowNegligence $151
02/04/2025 56.12004 Non-S&S ModNegligence $151
02/04/2025 56.14107(a) Non-S&S ModNegligence $151
02/04/2025 56.4201(a)(2) Non-S&S LowNegligence $151
02/04/2025 56.14132(a) Non-S&S ModNegligence $151
08/28/2024 56.11027 Non-S&S ModNegligence $147
10/08/2019 56.14101(a)(2) Non-S&S ModNegligence $121
11/16/2016 56.14132(b)(1) Non-S&S ModNegligence $114
05/21/2015 56.14101(a)(2) Non-S&S ModNegligence $100
05/06/2015 56.11003 Non-S&S ModNegligence $100
05/06/2015 56.14101(a)(1) S&S ModNegligence $243
07/08/2014 56.11001 S&S ModNegligence $100
07/08/2014 56.14101(a)(2) Non-S&S ModNegligence $100
08/15/2012 56.14101(a)(3) Non-S&S ModNegligence $100
05/10/2011 56.20003(a) S&S ModNegligence $100
05/10/2011 56.9100 Non-S&S ModNegligence $100
09/14/2010 56.11003 S&S ModNegligence $100
09/14/2010 56.14107(a) Non-S&S ModNegligence $100
10/16/2008 50.30(a) Non-S&S ModNegligence $100

Inspections

View all 21 →
Begin End Hours Inspectors
12/17/2025 12/17/2025 3.25 1
02/04/2025 02/04/2025 3.00 1
08/28/2024 08/30/2024 4.50 1
03/21/2023 03/23/2023 18.50 1
06/28/2022 06/28/2022 1.50 1
07/28/2021 07/28/2021 8.75 1
10/08/2019 10/10/2019 6.25 1
06/04/2019 06/05/2019 20.25 1
04/18/2018 04/18/2018 11.50 1
11/15/2016 11/16/2016 6.00 1

Mine Details

MSHA Mine ID0405684
Mine TypeSurface
StatusIntermittent
CommoditySandAndGravel
SIC DescriptionConstruction Sand and Gravel
Employees2
Days/Week5.0
Hours/Shift8.0
Coordinates40.8963890, -124.0080560
Nearest TownBlue Lake

Frequently Asked Questions

How many MSHA violations does Extec have?

Extec has 19 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 Extec?

Extec is a Surface mine producing SandAndGravel, located in Blue Lake, Humboldt County, CA. It currently has 2 employees.

Has anyone been injured or killed at Extec?

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

Who operates Extec?

Extec is operated by Kernen Construction and controlled by Scott Farley; Kurt Kernen. MSHA Mine ID: 0405684.