Mail and Parcel Delivery · Michigan

255880-Mason Po

Mason, MI · ~29 workers · 6 years of OSHA Injury Tracking Application data.

F
Failing Safety Record
11.8
Avg TCR
4.5
Industry avg
0
Fatalities
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The verdict

255880-Mason Po runs at 262% of its industry's injury rate - far more dangerous than the typical Mail and Parcel Delivery workplace, earning a grade F.

255880-Mason Po: 11.8 TCR = 262% of Mail and Parcel Delivery BLS 4.5 · 6y Form 300A (see methodology below)

255880-Mason Po safety composite

255880-Mason Po scores strongest on fatalities (safer than 51% of same-industry peers) and weakest on total case rate (tcr) (safer than 14%), 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).

F

24/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
F 11.81 per 100 workers

Safer than 14% of industry peers

DART rate
F 11.65 per 100 workers

Safer than 17% 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%).

TCR Δ

−0.7

2017→2022

255880-Mason Po injury rate improved

255880-Mason Po's TCR fell 0.7 from 12.4 in 2017 to 11.7 in 2022. Peak filing year was 2019 at 15.2 TCR. In 2022, DART was 0.99× this establishment's average TCR (severity share of cases).

2017=12.4 · 2018=12.2 · 2019=15.2 · 2020=7.5 · 2021=11.9 · 2022=11.7

OSHA ITA Form 300A scorecard

Establishment book 491110 · Mason, MI ABOVE-IND · SMALL

Grade F · TCR 11.8 · 262% of ind

  • DART 11.7 DART
  • RANK #328/464
  • PHOTO 256532-MUS-MUSKEGON …
  • BOOK 6y book
  • INJ 16 inj
  • SIZE ~29 FTE

Nearest TCR peer: 256532-MUS-MUSKEGON HEIGHTS BR (0.0 TCR gap)

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

255880-Mason Po in the TCR neighbourhood

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

TCR

What this shows 255880-Mason Po averages 11.8 TCR (262% of the Mail and Parcel Delivery BLS benchmark).

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

255880-Mason Po TCR series: 2017=12.4 · 2018=12.2 · 2019=15.2 · 2020=7.5 · 2021=11.9 · 2022=11.7 · BLS 4.5

Where 255880-Mason Po falls in its industry

13,818 Mail and Parcel Delivery establishments

Safer than 14% of graded establishments in this industry, whose median TCR is 6.8.

More dangerous than peersSafer than peers

Narrower to Michigan alone (the establishments it most directly competes with for workers and contracts): ranked #328 safest of 464 Mail and Parcel Delivery employers in Michigan.

255880-Mason Po (29 employees, TCR 11.8) among 29 same-industry peers, split at the industry median of 51 employees and a TCR of 6.8 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 050100150 0510152025 Average employees Total Case Rate 255880-Mason Po
255880-Mason Po (29 employees, TCR 11.8) among 29 same-industry peers, split at the industry median of 51 employees and a TCR of 6.8

255880-Mason Po has fewer employees than the Mail and Parcel Delivery median and a higher injury rate than the industry's median TCR of 6.8. 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
2022 11.7 11.7 2 1 0
2021 11.9 11.9 2 1 0
2020 7.5 7.5 2 0 0
2019 15.2 15.2 4 0 0
2018 12.2 12.2 3 0 0
2017 12.4 8.2 3 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

491110 · MI · Mason

13,818 Mail and Parcel Delivery employers nationwide with a credible TCR · 16,393 rated employers in Michigan with headcount on file · 35 employers in Mason, MI · 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 256532-MUS-MUSKEGON HEIGHTS BR 11.8 TCR
NAICS-TCR 210635-BTR-DOWNTOWN STA 11.8 TCR
NAICS-TCR 314890-LAS-GARSIDE STA 11.8 TCR
NAICS-TCR 054190-LA PUENTE PO 11.8 TCR
STATE-SIZE Masterpiece Flower Company LLC - Merchandising (IN) 29 FTE
STATE-SIZE Great Lakes Packing Co. Hart 29 FTE
STATE-SIZE Riveridge Cider 29 FTE
STATE-SIZE New Covert Generating Company 29 FTE
CITY-NEAR Ingham County 1,451 FTE
CITY-NEAR Dart Container Corporate Offices 1,021 FTE
CITY-NEAR Gestamp Mason 525 FTE
CITY-NEAR Dart Container Engineering 411 FTE
NAT-TCR 210635-Btr-Downtown Sta 11.8 TCR
NAT-TCR 314890-Las-Garside Sta 11.8 TCR
NAT-TCR 054190-La Puente Po 11.8 TCR
NAT-TCR 4795-Ea-Rsw-Fort Myers-Rsw-Trml 11.8 TCR
NAT-SIZE 184509-Johnston Po 29 FTE
NAT-SIZE 171859-Corydon Po 29 FTE
NAT-SIZE 566640-Plymouth Po 29 FTE
NAT-SIZE 562630-Elkhorn Po 29 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: 2022, 2021, 2020, 2019, 2018, 2017. 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.