Wineries · California

Markham Vineyards & Winery

St. Helena, CA · ~40 workers · 2 years of OSHA Injury Tracking Application data.

F
Failing Safety Record
7.1
Avg TCR
3.3
Industry avg
0
Fatalities
Subscribe to safety-record updates (RSS)

The verdict

Markham Vineyards & Winery runs at 216% of its industry's injury rate - far more dangerous than the typical Wineries workplace, earning a grade F.

Markham Vineyards & Winery: 7.1 TCR = 216% of Wineries BLS 3.3 · 2y Form 300A (see methodology below)

Markham Vineyards & Winery safety composite

Markham Vineyards & Winery scores strongest on dart rate (safer than 82% of same-industry peers) and weakest on total case rate (tcr) (safer than 28%), 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

52/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
F 7.14 per 100 workers

Safer than 28% of industry peers

DART rate
B 0 per 100 workers

Safer than 82% 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

−7.4

2023→2024

Markham Vineyards & Winery injury rate improved

Markham Vineyards & Winery's TCR fell 7.4 from 10.8 in 2023 to 3.4 in 2024. Peak filing year was 2023 at 10.8 TCR. In 2024, DART was 0× this establishment's average TCR (severity share of cases).

2023=10.8 · 2024=3.4

OSHA ITA Form 300A scorecard

Establishment book 312130 · St. Helena, CA ABOVE-IND · SMALL

Grade F · TCR 7.1 · 216% of ind

  • DART 0.0 DART
  • RANK #162/224
  • PHOTO Sanger Winery
  • BOOK 2y book
  • INJ 4 inj
  • SIZE ~40 FTE

Nearest TCR peer: Sanger Winery (0.0 TCR gap)

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

Markham Vineyards & Winery in the TCR neighbourhood

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

TCR

What this shows Markham Vineyards & Winery averages 7.1 TCR (216% of the Wineries BLS benchmark).

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

Markham Vineyards & Winery TCR series: 2023=10.8 · 2024=3.4 · BLS 3.3

Where Markham Vineyards & Winery falls in its industry

309 Wineries establishments

Safer than 28% 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 #162 safest of 224 Wineries employers in California.

Markham Vineyards & Winery (40 employees, TCR 7.1) 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 Markham Vineyards & Winery
Markham Vineyards & Winery (40 employees, TCR 7.1) among 29 same-industry peers, split at the industry median of 54 employees and a TCR of 4.9

Markham Vineyards & Winery has fewer employees than the Wineries 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 3.4 0.0 1 0 0
2023 10.8 10.8 3 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

312130 · CA · St. Helena

309 Wineries employers nationwide with a credible TCR · 51,834 rated employers in California with headcount on file · 26 employers in St. Helena, 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 Sanger Winery 7.2 TCR
NAICS-TCR Brotherhood Winery 7.1 TCR
NAICS-TCR 8696_20293 7.1 TCR
NAICS-TCR Three Brothers Wineries and Estates, LLC 7.2 TCR
STATE-SIZE Stackhouse Brothers 40 FTE
STATE-SIZE PISTACHIO HARVESTING, INC. 40 FTE
STATE-SIZE Watsonville/San Juan Bautista 40 FTE
STATE-SIZE Gomez Growers 40 FTE
CITY-NEAR Boisset Collection 287 FTE
CITY-NEAR Alila Napa Valley 142 FTE
CITY-NEAR Nissen Vineyard Services Inc. 134 FTE
CITY-NEAR Servin-Lopez Vineyard Management, Inc 94 FTE
NAT-TCR Cortec Advanced Films 7.1 TCR
NAT-TCR Thomas Conveyor Co 7.1 TCR
NAT-TCR North Central Insulation, INC 7.1 TCR
NAT-TCR Intec 7.1 TCR
NAT-SIZE Heavener, OK - Hwy 128 E 40 FTE
NAT-SIZE ATLANTA 40 FTE
NAT-SIZE Bushmills Ethanol, Inc. 40 FTE
NAT-SIZE Hartville Hardware & Lumber - Middlefield 40 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. 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.