Wines manufacturing · California

Mumm Napa Estate

Rutherford, CA · ~80 workers · 6 years of OSHA Injury Tracking Application data.

F
Failing Safety Record
8.0
Avg TCR
3.3
Industry avg
0
Fatalities
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The verdict

Mumm Napa Estate runs at 243% of its industry's injury rate - far more dangerous than the typical Wines manufacturing workplace, earning a grade F.

Mumm Napa Estate: 8.0 TCR = 243% of Wines manufacturing BLS 3.3 · 6y Form 300A (see methodology below)

Mumm Napa Estate safety composite

Mumm Napa Estate scores strongest on fatalities (safer than 50% of same-industry peers) and weakest on dart rate (safer than 19%), 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

28/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
F 8.02 per 100 workers

Safer than 21% of industry peers

DART rate
F 5.97 per 100 workers

Safer than 19% 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

−3.4

2019→2024

Mumm Napa Estate injury rate improved

Mumm Napa Estate's TCR fell 3.4 from 9.4 in 2019 to 6.0 in 2024. Peak filing year was 2023 at 14.3 TCR. In 2024, DART was 0.74× this establishment's average TCR (severity share of cases).

2019=9.4 · 2020=1.6 · 2021=6.9 · 2022=9.9 · 2023=14.3 · 2024=6.0

OSHA ITA Form 300A scorecard

Establishment book 312130 · Rutherford, CA ABOVE-IND · SMALL

Grade F · TCR 8.0 · 243% of ind

  • DART 6.0 DART
  • RANK #180/224
  • PHOTO SMD Vineyards
  • BOOK 6y book
  • INJ 29 inj
  • SIZE ~80 FTE

Nearest TCR peer: SMD Vineyards (0.0 TCR gap)

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

Mumm Napa Estate in the TCR neighbourhood

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

TCR

What this shows Mumm Napa Estate averages 8.0 TCR (243% of the Wines manufacturing BLS benchmark).

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

Mumm Napa Estate TCR series: 2019=9.4 · 2020=1.6 · 2021=6.9 · 2022=9.9 · 2023=14.3 · 2024=6 · BLS 3.3

Where Mumm Napa Estate falls in its industry

309 Wines manufacturing establishments

Safer than 21% 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 #180 safest of 224 Wines manufacturing employers in California.

Mumm Napa Estate (80 employees, TCR 8.0) 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 Mumm Napa Estate
Mumm Napa Estate (80 employees, TCR 8.0) among 29 same-industry peers, split at the industry median of 54 employees and a TCR of 4.9

Mumm Napa Estate has more employees than the Wines manufacturing 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 6.0 6.0 4 0 0
2023 14.3 9.5 8 1 0
2022 9.9 7.1 7 0 0
2021 6.9 5.5 5 0 0
2020 1.6 1.6 1 0 0
2019 9.4 9.4 4 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

312130 · CA · Rutherford

309 Wines manufacturing employers nationwide with a credible TCR · 51,834 rated employers in California with headcount on file · 11 employers in Rutherford, 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 SMD Vineyards 8.0 TCR
NAICS-TCR J Winery and Vineyards 8.0 TCR
NAICS-TCR Foley Family Wines - Ferrari-Carano 8.1 TCR
NAICS-TCR KOPF 8.0 TCR
STATE-SIZE JJJ HARVESTING 80 FTE
STATE-SIZE T&A - Huron - Farm 80 FTE
STATE-SIZE Pacifc International Marketing 80 FTE
STATE-SIZE Wilgenburg Greenhouses 80 FTE
CITY-NEAR Main Office 234 FTE
CITY-NEAR Colinas Farming Company 171 FTE
CITY-NEAR St. Supery Estate Vineyards & Winery 95 FTE
CITY-NEAR 8681_20188 85 FTE
NAT-TCR Skycoat LLC 8.0 TCR
NAT-TCR 62042 - Capstone Us Foods Fort Mill Sc 8.0 TCR
NAT-TCR Jacketta Sweeping Service 8.0 TCR
NAT-TCR Maplewood of Sauk Prairie 8.0 TCR
NAT-SIZE Bob Anderson Builders, Inc. 80 FTE
NAT-SIZE Muller Copper Line Sets 80 FTE
NAT-SIZE Sixt Rent A Car - Miami International Airport 4 80 FTE
NAT-SIZE 227 - Atlanta Fire 80 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. 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.