Greases, petroleum lubricating, made from refined petroleum · California

Corona Facility

Corona, CA · ~174 workers · 2 years of OSHA Injury Tracking Application data.

A
Excellent Safety Record
0.6
Avg TCR
3.3
Industry avg
0
Fatalities
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The verdict

Corona Facility runs at 17% of its industry's injury rate - far safer than the typical Greases, petroleum lubricating, made from refined petroleum workplace, earning a grade A.

Corona Facility: 0.6 TCR = 17% of Greases, petroleum lubricating, made from refined petroleum BLS 3.3 · 2y Form 300A (see methodology below)

Corona Facility safety composite

Corona Facility scores strongest on total case rate (tcr) (safer than 87% of same-industry peers) and weakest on fatalities (safer than 50%), blended into one 0-100 breakdown against same-industry peers. A missing measure drops out and redistributes its weight rather than deflating the score. This is a per-dimension breakdown, distinct from the single letter grade above it (which weights TCR alone against the BLS industry benchmark).

B

75/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
B 0.57 per 100 workers

Safer than 87% of industry peers

DART rate
B 0 per 100 workers

Safer than 78% of industry peers

Fatalities
D 0

Safer than 50% of industry peers

Benchmarked live against every credibly-rated employer in the same NAICS industry code in the current OSHA extract (a segment must have at least 8 rated peers to benchmark). Not a legal or compliance determination; PlainSafetyScore's own weighting (TCR 40%, DART 35%, fatalities 25%).

TCR Δ

−1.1

2016→2019

Corona Facility injury rate improved

Corona Facility's TCR fell 1.1 from 1.1 in 2016 to 0.0 in 2019. Peak filing year was 2016 at 1.1 TCR. In 2019, DART was 0× this establishment's average TCR (severity share of cases).

2016=1.1 · 2019=0.0

OSHA ITA Form 300A scorecard

Establishment book 324191 · Corona, CA AT/BELOW-IND · MID

Grade A · TCR 0.6 · 17% of ind

  • DART 0.0 DART
  • RANK #2/9
  • PHOTO BP Lubricants USA Inc.
  • BOOK 2y book
  • INJ 2 inj
  • SIZE ~174 FTE

Nearest TCR peer: BP Lubricants USA Inc. (0.0 TCR gap)

Read with this employer → · Industry book → · California employers → · Look up another →

Corona Facility in the TCR neighbourhood

Average Total Case Rate among this establishment and nearest same-industry peers

TCR

What this shows Corona Facility averages 0.6 TCR (17% of the Greases, petroleum lubricating, made from refined petroleum BLS benchmark).

Source U.S. Department of Labor, OSHA Injury Tracking Application (Form 300A) As of 2026-08-25

Corona Facility TCR series: 2016=1.1 · 2019=0 · BLS 3.3

Where Corona Facility falls in its industry

171 Greases, petroleum lubricating establishments

Safer than 87% of graded establishments in this industry, whose median TCR is 2.5.

More dangerous than peersSafer than peers

Narrower to California alone (the establishments it most directly competes with for workers and contracts): ranked #2 safest of 9 Greases, petroleum lubricating employers in California.

Corona Facility (174 employees, TCR 0.6) among 29 same-industry peers, split at the industry median of 57 employees and a TCR of 2.5 2×2 strategic matrix plotting 30 entities by Average employees (X) and Total Case Rate (Y), with a crosshair dividing the plot into four quadrants. Larger & higher-riskSmaller & higher-riskLarger & saferSmaller & safer than peers 0100200300400 0246810 Average employees Total Case Rate Corona Facility
Corona Facility (174 employees, TCR 0.6) among 29 same-industry peers, split at the industry median of 57 employees and a TCR of 2.5

Corona Facility has more employees than the Greases, petroleum lubricating, made fro median and a lower injury rate than the industry's median TCR of 2.5. Workforce size and injury rate do not always move together within the same industry -- some of its smaller peers run higher rates than its larger ones, and vice versa.

Year-by-Year Safety Data

Year TCR DART Injuries Illnesses Fatalities
2019 0.0 0.0 0 0 0
2016 1.1 0.0 2 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

324191 · CA · Corona

171 Greases, petroleum lubricating, made from refined petroleum employers nationwide with a credible TCR · 51,834 rated employers in California with headcount on file · 409 employers in Corona, CA · 4 cross-state NAT-TCR peers · 4 cross-state NAT-SIZE peers. Closest matches by relationship code are listed below.

Rel Establishment Metric
NAICS-TCR BP Lubricants USA Inc. 0.6 TCR
NAICS-TCR Warminster Plant 0.5 TCR
NAICS-TCR Chrysan Industries 0.6 TCR
NAICS-TCR PennStar - Northampton 0.5 TCR
STATE-SIZE Gill Ranch 174 FTE
STATE-SIZE JTS Modular Inc. 174 FTE
STATE-SIZE MCE Corporation 174 FTE
STATE-SIZE American Asphalt 174 FTE
CITY-NEAR Monster Energy Company 2535 Anselmo Dr 2,572 FTE
CITY-NEAR Monster Energy Company 2,388 FTE
CITY-NEAR Monster Energy Company - Anselmo Dr, Corona 2,335 FTE
CITY-NEAR California Department of Transportation Facility 289 1,587 FTE
NAT-TCR Corporate Office 0.6 TCR
NAT-TCR Syracuse (Ny97) 0.6 TCR
NAT-TCR Tri-County Electric Cooperative, Inc. - Jefferson County 0.6 TCR
NAT-TCR Pasadena Transport 0.6 TCR
NAT-SIZE TECT Power - Utica 174 FTE
NAT-SIZE Wellsville Manor Care Center 174 FTE
NAT-SIZE Williamsville CUSD #15 174 FTE
NAT-SIZE Enbridge Energy - East Duluth Office 174 FTE

Rel codes: NAICS-TCR · STATE-SIZE · CITY-NEAR · NAT-TCR/NAT-SIZE cross-state. Read with this employer →

Data Source: OSHA Injury Tracking Application (ITA), mandatory establishment-level injury/illness reports. Grades compare employer Total Case Rate (TCR) to BLS IIF industry benchmarks. Data covers years reported by this establishment: 2019, 2016. This is publicly available government data - not a legal determination of workplace conditions.

Read our methodology - how this data is sourced, computed, and verified.

Data sourced from official public datasets. See our methodology for details.