Mail and Parcel Delivery · California

057362-Sonora Po

Sonora, CA · ~44 workers · 6 years of OSHA Injury Tracking Application data.

D
Poor Safety Record
8.5
Avg TCR
4.5
Industry avg
0
Fatalities
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The verdict

057362-Sonora Po runs at 189% of its industry's injury rate - more dangerous than the typical Mail and Parcel Delivery workplace, earning a grade D.

057362-Sonora Po: 8.5 TCR = 189% of Mail and Parcel Delivery BLS 4.5 · 6y Form 300A (see methodology below)

057362-Sonora Po safety composite

057362-Sonora Po scores strongest on fatalities (safer than 51% of same-industry peers) and weakest on total case rate (tcr) (safer than 33%), 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

41/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
F 8.51 per 100 workers

Safer than 33% of industry peers

DART rate
D 6.24 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

−5.0

2017→2022

057362-Sonora Po injury rate improved

057362-Sonora Po's TCR fell 5.0 from 11.2 in 2017 to 6.2 in 2022. Peak filing year was 2020 at 13.4 TCR. In 2022, DART was 0.73× this establishment's average TCR (severity share of cases).

2017=11.2 · 2018=8.9 · 2019=9.4 · 2020=13.4 · 2021=1.9 · 2022=6.2

OSHA ITA Form 300A scorecard

Establishment book 491110 · Sonora, CA ABOVE-IND · SMALL

Grade D · TCR 8.5 · 189% of ind

  • DART 6.2 DART
  • RANK #855/1240
  • PHOTO DUTCH FORK_1361532
  • BOOK 6y book
  • INJ 21 inj
  • SIZE ~44 FTE

Nearest TCR peer: DUTCH FORK_1361532 (0.0 TCR gap)

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

057362-Sonora Po in the TCR neighbourhood

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

TCR

What this shows 057362-Sonora Po averages 8.5 TCR (189% 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

057362-Sonora Po TCR series: 2017=11.2 · 2018=8.9 · 2019=9.4 · 2020=13.4 · 2021=1.9 · 2022=6.2 · BLS 4.5

Where 057362-Sonora Po falls in its industry

13,818 Mail and Parcel Delivery establishments

Safer than 33% of graded establishments in this industry, whose median TCR is 6.8.

More dangerous than peersSafer than peers

Narrower to California alone (the establishments it most directly competes with for workers and contracts): ranked #855 safest of 1240 Mail and Parcel Delivery employers in California.

057362-Sonora Po (44 employees, TCR 8.5) 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 057362-Sonora Po
057362-Sonora Po (44 employees, TCR 8.5) among 29 same-industry peers, split at the industry median of 51 employees and a TCR of 6.8

057362-Sonora 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 6.2 6.2 3 0 0
2021 1.9 1.9 1 0 0
2020 13.4 10.7 4 1 0
2019 9.4 4.7 4 0 0
2018 8.9 8.9 4 0 0
2017 11.2 11.2 5 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

491110 · CA · Sonora

13,818 Mail and Parcel Delivery employers nationwide with a credible TCR · 51,834 rated employers in California with headcount on file · 65 employers in Sonora, 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 DUTCH FORK_1361532 8.5 TCR
NAICS-TCR 351940-CORTLAND PO 8.5 TCR
NAICS-TCR 277618-SOUTHAVEN PO 8.5 TCR
NAICS-TCR 483248-FWT-CITYVIEW STA 8.5 TCR
STATE-SIZE Firebaugh 44 FTE
STATE-SIZE Boutonnet Farms 44 FTE
STATE-SIZE Central Coast Vineyards 44 FTE
STATE-SIZE FESTIVAL FARMS 44 FTE
CITY-NEAR Adventist Health Sonora 1,442 FTE
CITY-NEAR California Department of Transportation Facility 348 779 FTE
CITY-NEAR 9292-AHSR001 - HOSPITAL 511 FTE
CITY-NEAR 2030 350 FTE
NAT-TCR 286096-Ozark Po 8.5 TCR
NAT-TCR 483248-Fwt-Cityview Sta 8.5 TCR
NAT-TCR 277618-Southaven Po 8.5 TCR
NAT-TCR 351940-Cortland Po 8.5 TCR
NAT-SIZE 547646-Sea-West Seattle Sta 44 FTE
NAT-SIZE 545182-Mar-Main Office Sta 44 FTE
NAT-SIZE 317287-Ren-Peavine Sta 44 FTE
NAT-SIZE Infrastructure GLX 44 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.