Employer · Minnesota

Mankato Oil Refinery

Mankato, MN · ~41 workers · 8 years of OSHA Injury Tracking Application data.

A
Excellent Safety Record
1.2
Avg TCR
3.3
Industry avg
0
Fatalities
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The verdict

Mankato Oil Refinery runs at 35% of its industry's injury rate - far safer than the typical industry workplace, earning a grade A.

Mankato Oil Refinery: 1.2 TCR = 35% of industry BLS 3.3 · 8y Form 300A (see methodology below)

Mankato Oil Refinery safety composite

Mankato Oil Refinery scores strongest on dart rate (safer than 87% of same-industry peers) and weakest on fatalities (safer than 51%), 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

78/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
B 1.16 per 100 workers

Safer than 86% of industry peers

DART rate
B 0 per 100 workers

Safer than 87% of industry peers

Fatalities
D 0

Safer than 51% 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%).

Rising injury rate

Mankato Oil Refinery: 0.0 → 2.2 TCR

Peak year 2022 @ 7.0 TCR · DART/TCR 0× in 2024

Mankato Oil Refinery's TCR rose 2.2 from 0.0 in 2016 to 2.2 in 2024. Peak filing year was 2022 at 7.0 TCR. In 2024, DART was 0× this establishment's average TCR (severity share of cases).

OSHA ITA Form 300A scorecard

Establishment book 311225 · Mankato, MN AT/BELOW-IND · SMALL

Grade A · TCR 1.2 · 35% of ind

  • DART 0.0 DART
  • RANK #1/4
  • PHOTO Mallet & Co. Inc.
  • BOOK 8y book
  • INJ 3 inj
  • SIZE ~41 FTE

Nearest TCR peer: Mallet & Co. Inc. (0.0 TCR gap)

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

Mankato Oil Refinery in the TCR neighbourhood

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

TCR

What this shows Mankato Oil Refinery averages 1.2 TCR (35% of the industry BLS benchmark).

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

Mankato Oil Refinery TCR series: 2016=0 · 2017=0 · 2018=0 · 2020=0 · 2021=0 · 2022=7 · 2023=0 · 2024=2.2 · BLS 3.3

Where Mankato Oil Refinery falls in its industry

86 industry establishments

Safer than 86% of graded establishments in this industry, whose median TCR is 2.9.

More dangerous than peersSafer than peers

Narrower to Minnesota alone (the establishments it most directly competes with for workers and contracts): ranked #1 safest of 4 industry employers in Minnesota.

Mankato Oil Refinery (41 employees, TCR 1.2) among 29 same-industry peers, split at the industry median of 67 employees and a TCR of 2.9 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 0200400600 051015 Average employees Total Case Rate Mankato Oil Refinery
Mankato Oil Refinery (41 employees, TCR 1.2) among 29 same-industry peers, split at the industry median of 67 employees and a TCR of 2.9

Mankato Oil Refinery has fewer employees than the industry median and a lower injury rate than the industry's median TCR of 2.9. 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
2024 2.2 0.0 1 0 0
2023 0.0 0.0 0 0 0
2022 7.0 7.0 2 1 0
2021 0.0 0.0 0 0 0
2020 0.0 0.0 0 0 0
2018 0.0 0.0 0 0 0
2017 0.0 0.0 0 0 0
2016 0.0 0.0 0 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

311225 · MN · Mankato

86 industry employers nationwide with a credible TCR · 15,828 rated employers in Minnesota with headcount on file · 214 employers in Mankato, MN · 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 Mallet & Co. Inc. 1.2 TCR
NAICS-TCR Ventura Foods LLC. 1.1 TCR
NAICS-TCR Decatur Stratas Foods 1.2 TCR
NAICS-TCR Mallet & Co Pittsburgh 1.2 TCR
STATE-SIZE Minnesota Farming 41 FTE
STATE-SIZE Feedmill TW Shop - SE 41 FTE
STATE-SIZE Hobbs Brigade Energy Services 41 FTE
STATE-SIZE Wild Rice Electric Cooperative, Inc. 41 FTE
CITY-NEAR Minnesota State University, Mankato 2,729 FTE
CITY-NEAR Mayo Clinic Health System-Mankato 2,468 FTE
CITY-NEAR MRCI - Premier Drive 1,641 FTE
CITY-NEAR Mankato Area Public Schools 1,200 FTE
NAT-TCR Dexter Magnetic Technologies 1.2 TCR
NAT-TCR 1425 TGIF Dickson City 1.2 TCR
NAT-TCR WWW Woodward Mountain 1.2 TCR
NAT-TCR SRV Walton Service Center 1.2 TCR
NAT-SIZE Lassus Brothers Corporate 41 FTE
NAT-SIZE Steps to Recovery 41 FTE
NAT-SIZE National Coney Island - Macomb Twp. 41 FTE
NAT-SIZE National Coney Island - Masonic 41 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: 2024, 2023, 2022, 2021, 2020, 2018, 2017, 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.