Key Takeaway

Portable #1 is a intermittent surface mine producing SandAndGravel, located in Mariposa Landfill, Fresno County, CA. It has 25 violations on record (5 S&S) and $5K in proposed penalties. Operated by Kroeker Inc.

Portable #1

Intermittent Surface SandAndGravel

Operator: Kroeker Inc

Controller: Jeff Kroeker; Jill L. Kroeker

Location: Mariposa Landfill, Fresno County, CA

Employees: 4

25
Violations
5
S&S Violations
0
Accidents
$5K
Penalties

Recent Violations

View all 25 →
Date Section S&S Negligence Penalty
09/14/2023 46.9(h) Non-S&S LowNegligence $143
08/31/2022 56.14107(a) Non-S&S ModNegligence $133
11/04/2015 56.12004 Non-S&S ModNegligence $100
03/16/2015 56.20011 Non-S&S ModNegligence $108
10/23/2014 50.30(a) Non-S&S ModNegligence $100
10/23/2014 56.4201(a)(2) Non-S&S ModNegligence $100
10/23/2014 62.110(a) S&S ModNegligence $108
10/23/2014 56.5002 S&S ModNegligence $108
10/22/2014 56.12002 Non-S&S ModNegligence $100
10/22/2014 56.14132(a) Non-S&S ModNegligence $100
04/25/2013 56.14100(b) Non-S&S ModNegligence $100
05/19/2011 56.14101(a)(2) Non-S&S ModNegligence $162
05/18/2011 56.4101 Non-S&S ModNegligence $108
04/15/2010 56.12028 S&S HighNegligence $807
04/15/2010 56.12008 Non-S&S HighNegligence $162
04/14/2010 56.12004 Non-S&S ModNegligence $100
04/14/2010 56.12008 Non-S&S ModNegligence $100
04/14/2010 56.12004 Non-S&S ModNegligence $100
04/14/2010 56.12008 Non-S&S ModNegligence $100
04/14/2010 56.12004 Non-S&S ModNegligence $100

Inspections

View all 14 →
Begin End Hours Inspectors
07/15/2025 07/18/2025 0.75 1
09/04/2024 09/16/2024 9.75 1
09/14/2023 09/14/2023 13.50 1
08/31/2022 08/31/2022 13.50 2
11/04/2015 11/04/2015 5.00 1
03/16/2015 03/16/2015 3.50 1
10/22/2014 10/28/2014 27.50 1
12/17/2013 12/17/2013 1.50 1
04/25/2013 04/25/2013 4.75 1
05/18/2011 05/19/2011 18.50 1

Mine Details

MSHA Mine ID0405785
Mine TypeSurface
StatusIntermittent
CommoditySandAndGravel
SIC DescriptionConstruction Sand and Gravel
Employees4
Days/Week0.0
Hours/Shift0.0
Coordinates37.5855560, -122.0369440
Nearest TownMariposa Landfill

Frequently Asked Questions

How many MSHA violations does Portable #1 have?

Portable #1 has 25 MSHA violations on record, of which 5 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $5K.

What type of mine is Portable #1?

Portable #1 is a Surface mine producing SandAndGravel, located in Mariposa Landfill, Fresno County, CA. It currently has 4 employees.

Has anyone been injured or killed at Portable #1?

According to MSHA records, Portable #1 has 0 reported accident/injury records and 0 fatalities on file.

Who operates Portable #1?

Portable #1 is operated by Kroeker Inc and controlled by Jeff Kroeker; Jill L. Kroeker. MSHA Mine ID: 0405785.