Commuter Rail Transit · California

Sonoma-Marin Area Rail Transit

Petaluma, CA · ~143 workers · 5 years of OSHA Injury Tracking Application data.

D
Poor Safety Record
6.1
Avg TCR
4.5
Industry avg
0
Fatalities
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The verdict

Sonoma-Marin Area Rail Transit runs at 136% of its industry's injury rate - more dangerous than the typical Commuter Rail Transit workplace, earning a grade D.

Sonoma-Marin Area Rail Transit: 6.1 TCR = 136% of Commuter Rail Transit BLS 4.5 · 5y Form 300A (see methodology below)

Sonoma-Marin Area Rail Transit safety composite

Sonoma-Marin Area Rail Transit scores strongest on fatalities (safer than 51% of same-industry peers) and weakest on total case rate (tcr) (safer than 20%), 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

36/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
F 6.1 per 100 workers

Safer than 20% of industry peers

DART rate
D 2.65 per 100 workers

Safer than 44% 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

−9.9

2019→2024

Sonoma-Marin Area Rail Transit injury rate improved

Sonoma-Marin Area Rail Transit's TCR fell 9.9 from 12.6 in 2019 to 2.6 in 2024. Peak filing year was 2019 at 12.6 TCR. In 2024, DART was 0.43× this establishment's average TCR (severity share of cases).

2019=12.6 · 2021=6.4 · 2022=4.0 · 2023=4.9 · 2024=2.6

OSHA ITA Form 300A scorecard

Establishment book 485112 · Petaluma, CA ABOVE-IND · MID

Grade D · TCR 6.1 · 136% of ind

  • DART 2.6 DART
  • RANK #14/18
  • PHOTO 55575 SAN LUIS OBISPO
  • BOOK 5y book
  • INJ 16 inj
  • SIZE ~143 FTE

Nearest TCR peer: 55575 SAN LUIS OBISPO (0.1 TCR gap)

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Sonoma-Marin Area Rail Transit in the TCR neighbourhood

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

TCR

What this shows Sonoma-Marin Area Rail Transit averages 6.1 TCR (136% of the Commuter Rail Transit BLS benchmark).

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

Sonoma-Marin Area Rail Transit TCR series: 2019=12.6 · 2021=6.4 · 2022=4 · 2023=4.9 · 2024=2.6 · BLS 4.5

Where Sonoma-Marin Area Rail Transit falls in its industry

71 Commuter Rail Transit establishments

Safer than 20% of graded establishments in this industry, whose median TCR is 3.1.

More dangerous than peersSafer than peers

Narrower to California alone (the establishments it most directly competes with for workers and contracts): ranked #14 safest of 18 Commuter Rail Transit employers in California.

Sonoma-Marin Area Rail Transit (143 employees, TCR 6.1) among 29 same-industry peers, split at the industry median of 83 employees and a TCR of 3.1 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 0100200300400500 051015 Average employees Total Case Rate Sonoma-Marin Area Rail Transit
Sonoma-Marin Area Rail Transit (143 employees, TCR 6.1) among 29 same-industry peers, split at the industry median of 83 employees and a TCR of 3.1

Sonoma-Marin Area Rail Transit has more employees than the Commuter Rail Transit median and a higher injury rate than the industry's median TCR of 3.1. 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 2.6 2.6 3 1 0
2023 4.9 4.9 6 1 0
2022 4.0 4.0 1 4 0
2021 6.4 6.4 1 6 0
2019 12.6 12.6 5 9 0

OSHA ITA peer cross-reference

Establishment peer ledger

485112 · CA · Petaluma

71 Commuter Rail Transit employers nationwide with a credible TCR · 51,834 rated employers in California with headcount on file · 153 employers in Petaluma, 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 55575 SAN LUIS OBISPO 6.0 TCR
NAICS-TCR 55439 MARYLAND MTA 6.4 TCR
NAICS-TCR 55345 PALM TRAN CONNECTION 5.8 TCR
NAICS-TCR 55557 SAM TRANS 5.7 TCR
STATE-SIZE John Kautz Farms 143 FTE
STATE-SIZE Deseret Farms of California 143 FTE
STATE-SIZE Southland Sod Farms Operations, Inc. 143 FTE
STATE-SIZE DuPont Pioneer Woodland WDL1 143 FTE
CITY-NEAR California Department of Transportation Facility 136 2,891 FTE
CITY-NEAR California Department of Transportation Facility 470 2,891 FTE
CITY-NEAR California Department of Transportation Facility 169 2,859 FTE
CITY-NEAR Solairus Aviation 1,400 FTE
NAT-TCR Lake County Forest Preserves 6.1 TCR
NAT-TCR Coldwater Veneer, Inc. 6.1 TCR
NAT-TCR AZP027 6.1 TCR
NAT-TCR East Georgia Regional 6.1 TCR
NAT-SIZE Louisiana-Pacific Tomahawk 143 FTE
NAT-SIZE Maricopa County - Air Quality (850) 143 FTE
NAT-SIZE Quality One Woodwork LLC 143 FTE
NAT-SIZE Danvers Office - 02 143 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, 2019. This is publicly available government data - not a legal determination of workplace conditions.
Data sourced from official public datasets. See our methodology for details.