Alcoholic beverages, brandy, distilling · California

Opus One Winery

Oakville, CA · ~107 workers · 8 years of OSHA Injury Tracking Application data.

D
Poor Safety Record
5.5
Avg TCR
3.3
Industry avg
0
Fatalities
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The verdict

Opus One Winery runs at 168% of its industry's injury rate - more dangerous than the typical Alcoholic beverages, brandy, distilling workplace, earning a grade D.

Opus One Winery: 5.5 TCR = 168% of Alcoholic beverages, brandy, distilling BLS 3.3 · 8y Form 300A (see methodology below)

Opus One Winery safety composite

Opus One Winery scores strongest on dart rate (safer than 56% of same-industry peers) and weakest on total case rate (tcr) (safer than 41%), 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

49/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
D 5.54 per 100 workers

Safer than 41% of industry peers

DART rate
C 1.64 per 100 workers

Safer than 56% of industry peers

Fatalities
D 0

Safer than 50% 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

−5.3

2017→2024

Opus One Winery injury rate improved

Opus One Winery's TCR fell 5.3 from 7.8 in 2017 to 2.5 in 2024. Peak filing year was 2022 at 8.6 TCR. In 2024, DART was 0.3× this establishment's average TCR (severity share of cases).

2017=7.8 · 2018=5.0 · 2019=7.2 · 2020=5.0 · 2021=3.1 · 2022=8.6 · 2023=5.2 · 2024=2.5

OSHA ITA Form 300A scorecard

Establishment book 312130 · Oakville, CA ABOVE-IND · MID

Grade D · TCR 5.5 · 168% of ind

  • DART 1.6 DART
  • RANK #133/224
  • PHOTO Columbia Crest Winery
  • BOOK 8y book
  • INJ 45 inj
  • SIZE ~107 FTE

Nearest TCR peer: Columbia Crest Winery (0.0 TCR gap)

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

Opus One Winery in the TCR neighbourhood

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

TCR

What this shows Opus One Winery averages 5.5 TCR (168% of the Alcoholic beverages, brandy, distilling BLS benchmark).

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

Opus One Winery TCR series: 2017=7.8 · 2018=5 · 2019=7.2 · 2020=5 · 2021=3.1 · 2022=8.6 · 2023=5.2 · 2024=2.5 · BLS 3.3

Where Opus One Winery falls in its industry

309 Alcoholic beverages, brandy, d establishments

Safer than 41% of graded establishments in this industry, whose median TCR is 4.9.

More dangerous than peersSafer than peers

Narrower to California alone (the establishments it most directly competes with for workers and contracts): ranked #133 safest of 224 Alcoholic beverages, brandy, d employers in California.

Opus One Winery (107 employees, TCR 5.5) among 29 same-industry peers, split at the industry median of 54 employees and a TCR of 4.9 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 0200400600800 051015 Average employees Total Case Rate Opus One Winery
Opus One Winery (107 employees, TCR 5.5) among 29 same-industry peers, split at the industry median of 54 employees and a TCR of 4.9

Opus One Winery has more employees than the Alcoholic beverages, brandy, distilling median and a higher injury rate than the industry's median TCR of 4.9. 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 2.5 1.6 3 0 0
2023 5.2 1.7 4 2 0
2022 8.6 3.4 8 2 0
2021 3.1 2.4 4 0 0
2020 5.0 3.3 6 0 0
2019 7.2 4.1 7 0 0
2018 5.0 3.0 5 0 0
2017 7.8 3.9 8 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

312130 · CA · Oakville

309 Alcoholic beverages, brandy, distilling employers nationwide with a credible TCR · 51,834 rated employers in California with headcount on file · 10 employers in Oakville, 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 Columbia Crest Winery 5.6 TCR
NAICS-TCR ASV Wines, Inc. San Martin 5.5 TCR
NAICS-TCR Hall Wines 5.6 TCR
NAICS-TCR Weibel Family Winery 5.6 TCR
STATE-SIZE Munger Bros, LLC 107 FTE
STATE-SIZE Growers Transplanting 107 FTE
STATE-SIZE Fondomonte California LLC - Blythe Ranch 107 FTE
STATE-SIZE West Coast Tomato Growers, Inc. 107 FTE
CITY-NEAR FN Cellars 194 FTE
CITY-NEAR Robert Mondavi Winery 121 FTE
CITY-NEAR Silver Oak-Oakville 106 FTE
CITY-NEAR Jackson Family Wines - Oakville/Cardinale winery 64 FTE
NAT-TCR Advanced Chemical Company 5.5 TCR
NAT-TCR Longview TX FXFE-LVW 5.5 TCR
NAT-TCR Newark NJ FXFE-NEW 5.5 TCR
NAT-TCR C425 Columbia 5.5 TCR
NAT-SIZE Modern Advanced Manufacturing 107 FTE
NAT-SIZE geon performance solutions 107 FTE
NAT-SIZE Granville Center 107 FTE
NAT-SIZE Alexandria Renew Enterprises 107 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, 2019, 2018, 2017. This is publicly available government data - not a legal determination of workplace conditions.
Data sourced from official public datasets. See our methodology for details.