Key Takeaway

Wilsey Ranch Quarry is a intermittent surface mine producing SandAndGravel, located in KIBESILLAH, CA, Mendocino County, CA. It has 39 violations on record (9 S&S) and $6K in proposed penalties. Operated by Kibesillah Rock Company.

Wilsey Ranch Quarry

Intermittent Surface SandAndGravel

Operator: Kibesillah Rock Company

Controller: Ronelle McMahon

Location: KIBESILLAH, CA, Mendocino County, CA

Employees: 2

39
Violations
9
S&S Violations
0
Accidents
$6K
Penalties

Recent Violations

View all 39 →
Date Section S&S Negligence Penalty
05/15/2024 56.14101(a)(3) Non-S&S $0
04/24/2024 56.14100(b) Non-S&S ModNegligence $147
04/24/2024 56.9300(b) S&S ModNegligence $161
04/24/2024 56.18002(a) Non-S&S ModNegligence $147
04/23/2024 56.14206(b) Non-S&S ModNegligence $147
04/23/2024 50.30(a) Non-S&S ModNegligence $147
04/23/2024 56.14206(b) Non-S&S ModNegligence $147
04/23/2024 56.14107(a) S&S ModNegligence $357
04/23/2024 56.11001 Non-S&S ModNegligence $147
04/23/2024 56.14100(b) Non-S&S ModNegligence $147
04/23/2024 56.4402 Non-S&S ModNegligence $147
04/23/2024 56.14101(a)(3) S&S HighNegligence $1,321
04/23/2024 56.14132 Non-S&S ModNegligence $164
09/13/2023 56.15001 Non-S&S ModNegligence $143
09/13/2023 56.11027 Non-S&S LowNegligence $143
09/13/2023 56.14132(a) Non-S&S ModNegligence $143
08/29/2023 56.14100(b) Non-S&S LowNegligence $143
08/29/2023 56.18010 Non-S&S LowNegligence $143
09/08/2022 50.30(a) Non-S&S LowNegligence $133
01/16/2019 50.30(a) Non-S&S ModNegligence $121

Inspections

View all 36 →
Begin End Hours Inspectors
06/23/2025 06/25/2025 17.25 1
05/22/2024 05/22/2024 2.25 1
05/22/2024 05/22/2024 1.75 1
05/15/2024 05/15/2024 18.00 1
05/01/2024 05/14/2024 17.75 1
04/22/2024 04/25/2024 20.50 1
02/22/2024 02/22/2024 2.75 1
09/11/2023 09/14/2023 45.75 2
08/23/2023 09/05/2023 40.25 1
09/08/2022 09/12/2022 13.00 1

Mine Details

MSHA Mine ID0405353
Mine TypeSurface
StatusIntermittent
CommoditySandAndGravel
SIC DescriptionConstruction Sand and Gravel
Employees2
Days/Week5.0
Hours/Shift10.0
Coordinates39.5991670, -123.7769440
Nearest TownKIBESILLAH, CA

Frequently Asked Questions

How many MSHA violations does Wilsey Ranch Quarry have?

Wilsey Ranch Quarry has 39 MSHA violations on record, of which 9 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $6K.

What type of mine is Wilsey Ranch Quarry?

Wilsey Ranch Quarry is a Surface mine producing SandAndGravel, located in KIBESILLAH, CA, Mendocino County, CA. It currently has 2 employees.

Has anyone been injured or killed at Wilsey Ranch Quarry?

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

Who operates Wilsey Ranch Quarry?

Wilsey Ranch Quarry is operated by Kibesillah Rock Company and controlled by Ronelle McMahon. MSHA Mine ID: 0405353.