Key Takeaway

Morris Ravine Mine is a active surface mine producing SandAndGravel, located in oroville, Butte County, CA. It has 271 violations on record (54 S&S) and $123K in proposed penalties. Operated by Mineral Resources LLC.

Morris Ravine Mine

Active Surface SandAndGravel

Operator: Mineral Resources LLC

Controller: MRLLC Investors LTD

Location: oroville, Butte County, CA

Employees: 8

271
Violations
54
S&S Violations
7
Accidents
$123K
Penalties

Recent Violations

View all 271 →
Date Section S&S Negligence Penalty
10/29/2025 56.14107(a) Non-S&S ModNegligence $151
10/29/2025 56.12004 Non-S&S ModNegligence $151
10/28/2025 56.9300(b) Non-S&S ModNegligence $151
06/18/2025 56.14107(a) Non-S&S ModNegligence $151
06/11/2025 56.14100(b) Non-S&S ModNegligence $151
06/11/2025 56.14100(b) Non-S&S ModNegligence $151
01/15/2025 56.14100(b) Non-S&S ModNegligence $193
01/15/2025 56.14132(a) Non-S&S ModNegligence $193
01/15/2025 56.14132(a) Non-S&S ModNegligence $193
04/18/2024 56.12030 Non-S&S ModNegligence $280
10/12/2023 56.4130 Non-S&S ModNegligence $143
10/12/2023 56.4104(a) Non-S&S ModNegligence $143
10/11/2023 56.4101 Non-S&S ModNegligence $182
10/11/2023 47.41(a) Non-S&S LowNegligence $143
10/11/2023 56.14100(b) Non-S&S LowNegligence $143
10/11/2023 56.15001 Non-S&S LowNegligence $143
10/11/2023 56.12019 Non-S&S ModNegligence $182
10/11/2023 56.20011 Non-S&S ModNegligence $606
10/11/2023 56.11001 Non-S&S LowNegligence $143
10/11/2023 56.11002 Non-S&S LowNegligence $143

Accidents & Injuries

View all 7 →
Date Classification Injury Days Lost
05/04/2014 HANDLING OF MATERIALS NO DYS AWY FRM WRK,NO RSTR ACT None
03/18/2011 SLIP OR FALL OF PERSON DAYS AWAY FROM WORK ONLY 225d lost
08/23/2009 OTHER DAYS AWAY FROM WORK ONLY 2d lost
05/24/2008 SLIP OR FALL OF PERSON DYS AWY FRM WRK & RESTRCTD ACT 10d lost, 10d restricted
08/25/2003 HANDLING OF MATERIALS DAYS AWAY FROM WORK ONLY 4d lost
10/16/2002 HANDLING OF MATERIALS NO DYS AWY FRM WRK,NO RSTR ACT None
10/16/2001 SLIP OR FALL OF PERSON ALL OTHER CASES (INCL 1ST AID) None

Inspections

View all 100 →
Begin End Hours Inspectors
02/09/2026 02/10/2026 5.50 1
10/28/2025 10/29/2025 19.50 1
09/03/2025 09/04/2025 6.75 1
08/27/2025 08/27/2025 3.50 1
06/18/2025 06/18/2025 2.75 1
06/18/2025 06/19/2025 4.50 1
06/11/2025 06/12/2025 11.25 1
01/21/2025 01/22/2025 2.75 1
01/13/2025 01/16/2025 8.00 1
01/07/2025 01/16/2025 8.50 1

Mine Details

MSHA Mine ID0405407
Mine TypeSurface
StatusActive
CommoditySandAndGravel
SIC DescriptionConstruction Sand and Gravel
Employees8
Days/Week5.0
Hours/Shift8.0
Coordinates39.5650000, -121.5472220
Nearest Townoroville

Frequently Asked Questions

How many MSHA violations does Morris Ravine Mine have?

Morris Ravine Mine has 271 MSHA violations on record, of which 54 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $123K.

What type of mine is Morris Ravine Mine?

Morris Ravine Mine is a Surface mine producing SandAndGravel, located in oroville, Butte County, CA. It currently has 8 employees.

Has anyone been injured or killed at Morris Ravine Mine?

According to MSHA records, Morris Ravine Mine has 7 reported accident/injury records and 0 fatalities on file.

Who operates Morris Ravine Mine?

Morris Ravine Mine is operated by Mineral Resources LLC and controlled by MRLLC Investors LTD. MSHA Mine ID: 0405407.