Petroleum Refineries · Utah

Big West Oil Refinery

North Salt Lake, UT · ~222 workers · 6 years of OSHA Injury Tracking Application data.

A
Excellent Safety Record
0.7
Avg TCR
3.3
Industry avg
0
Fatalities
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The verdict

Big West Oil Refinery runs at 22% of its industry's injury rate - far safer than the typical Petroleum Refineries workplace, earning a grade A.

Big West Oil Refinery: 0.7 TCR = 22% of Petroleum Refineries BLS 3.3 · 6y Form 300A (see methodology below)

Big West Oil Refinery safety composite

Big West Oil Refinery scores strongest on fatalities (safer than 52% of same-industry peers) and weakest on dart rate (safer than 22%), 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).

D

35/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
D 0.71 per 100 workers

Safer than 36% of industry peers

DART rate
F 0.78 per 100 workers

Safer than 22% of industry peers

Fatalities
D 0

Safer than 52% 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%).

Big West Oil Refinery held a steady TCR band

Big West Oil Refinery's TCR held near 0.2 from 0.9 in 2018 to 0.8 in 2023. Peak filing year was 2018 at 0.9 TCR. In 2023, DART was 1.1× this establishment's average TCR (severity share of cases).

2018=0.9 · 2019=0.9 · 2020=0.9 · 2021=0.8 · 2022=0.0 · 2023=0.8

OSHA ITA Form 300A scorecard

Establishment book 324110 · North Salt Lake, UT AT/BELOW-IND · MID

Grade A · TCR 0.7 · 22% of ind

  • DART 0.8 DART
  • RANK #4/4
  • PHOTO Torrance Refinery
  • BOOK 6y book
  • INJ 9 inj
  • SIZE ~222 FTE

Nearest TCR peer: Torrance Refinery (0.0 TCR gap)

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

Big West Oil Refinery in the TCR neighbourhood

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

TCR

What this shows Big West Oil Refinery averages 0.7 TCR (22% of the Petroleum Refineries BLS benchmark).

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

Big West Oil Refinery TCR series: 2018=0.9 · 2019=0.9 · 2020=0.9 · 2021=0.8 · 2022=0 · 2023=0.8 · BLS 3.3

Where Big West Oil Refinery falls in its industry

198 Petroleum Refineries establishments

Safer than 36% of graded establishments in this industry, whose median TCR is 0.5.

More dangerous than peersSafer than peers

Narrower to Utah alone (the establishments it most directly competes with for workers and contracts): ranked #4 safest of 4 Petroleum Refineries employers in Utah.

Big West Oil Refinery (222 employees, TCR 0.7) among 29 same-industry peers, split at the industry median of 376 employees and a TCR of 0.5 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 05001,0001,500 0246 Average employees Total Case Rate Big West Oil Refinery
Big West Oil Refinery (222 employees, TCR 0.7) among 29 same-industry peers, split at the industry median of 376 employees and a TCR of 0.5

Big West Oil Refinery has fewer employees than the Petroleum Refineries median and a higher injury rate than the industry's median TCR of 0.5. 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
2023 0.8 0.8 2 0 0
2022 0.0 0.0 0 0 0
2021 0.8 0.8 2 0 0
2020 0.9 0.4 1 1 0
2019 0.9 0.4 2 0 0
2018 0.9 0.9 2 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

324110 · UT · North Salt Lake

198 Petroleum Refineries employers nationwide with a credible TCR · 3,861 rated employers in Utah with headcount on file · 68 employers in North Salt Lake, UT · 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 Torrance Refinery 0.7 TCR
NAICS-TCR Suncor Energy - Commerce City Refinery 0.7 TCR
NAICS-TCR Calumet Cotton Valley Refining, LLC 0.7 TCR
NAICS-TCR Cenovus Energy Dublin 0.7 TCR
STATE-SIZE Suntec Concrete - UT Operations 222 FTE
STATE-SIZE Hydro - Spanish Fork 222 FTE
STATE-SIZE 1750 - Centerville 222 FTE
STATE-SIZE Tremonton Mill 221 FTE
CITY-NEAR 6458-SALT 831 FTE
CITY-NEAR Spectrum Academy 718 FTE
CITY-NEAR ABS-0030-0030-06579 FAC-06579-NORTH SALT LAKE-UT 449 FTE
CITY-NEAR Chevron Salt Lake Refinery 322 FTE
NAT-TCR Norminn All 0.7 TCR
NAT-TCR GSC : Metem - Allentown, PA, USA 0.7 TCR
NAT-TCR International Diamond Services, Inc. 0.7 TCR
NAT-TCR Continental Building Company 0.7 TCR
NAT-SIZE Shearer's Foods - Corporate 222 FTE
NAT-SIZE The Grand Healthcare 222 FTE
NAT-SIZE FTWN One Summit Square 222 FTE
NAT-SIZE Strauss Brands Inc 222 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: 2023, 2022, 2021, 2020, 2019, 2018. 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.