Tree trimming services · California

The Original Mowbray's Tree Service

San Bernardino, CA · ~904 workers · 5 years of OSHA Injury Tracking Application data.

B
Good Safety Record
3.0
Avg TCR
4.5
Industry avg
0
Fatalities
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The verdict

The Original Mowbray's Tree Service runs at 66% of its industry's injury rate - safer than the typical Tree trimming services workplace, earning a grade B.

The Original Mowbray's Tree Service: 3.0 TCR = 66% of Tree trimming services BLS 4.5 · 5y Form 300A (see methodology below)

The Original Mowbray's Tree Service safety composite

The Original Mowbray's Tree Service scores strongest on total case rate (tcr) (safer than 68% of same-industry peers) and weakest on dart rate (safer than 49%), 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).

C

57/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
C 2.95 per 100 workers

Safer than 68% of industry peers

DART rate
D 2.44 per 100 workers

Safer than 49% of industry peers

Fatalities
D 0

Safer than 52% 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%).

Rising injury rate

The Original Mowbray's Tree Service: 2.9 → 3.9 TCR

Peak year 2021 @ 3.9 TCR · DART/TCR 0.83× in 2021

The Original Mowbray's Tree Service's TCR rose 1.1 from 2.9 in 2017 to 3.9 in 2021. In 2021, DART was 0.83× this establishment's average TCR (severity share of cases).

OSHA ITA Form 300A scorecard

Establishment book 561730 · San Bernardino, CA AT/BELOW-IND · MID

Grade B · TCR 3.0 · 66% of ind

  • DART 2.4 DART
  • RANK #124/448
  • PHOTO 149001
  • BOOK 5y book
  • INJ 106 inj
  • SIZE ~904 FTE

Nearest TCR peer: 149001 (0.0 TCR gap)

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

The Original Mowbray's Tree Service in the TCR neighbourhood

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

TCR

What this shows The Original Mowbray's Tree Service averages 3.0 TCR (66% of the Tree trimming services BLS benchmark).

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

The Original Mowbray's Tree Service TCR series: 2017=2.9 · 2018=2.5 · 2019=2.5 · 2020=3 · 2021=3.9 · BLS 4.5

Where The Original Mowbray's Tree Service falls in its industry

2,875 Tree trimming services establishments

Safer than 68% of graded establishments in this industry, whose median TCR is 4.7.

More dangerous than peersSafer than peers

Narrower to California alone (the establishments it most directly competes with for workers and contracts): ranked #124 safest of 448 Tree trimming services employers in California.

The Original Mowbray's Tree Service (904 employees, TCR 3.0) among 29 same-industry peers, split at the industry median of 53 employees and a TCR of 4.7 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 02004006008001,000 051015 Average employees Total Case Rate The Original Mowbray's Tree Service
The Original Mowbray's Tree Service (904 employees, TCR 3.0) among 29 same-industry peers, split at the industry median of 53 employees and a TCR of 4.7

The Original Mowbray's Tree Service has more employees than the Tree trimming services median and a lower injury rate than the industry's median TCR of 4.7. 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
2021 3.9 2.4 33 17 0
2020 3.0 1.8 24 22 0
2019 2.5 2.2 20 3 0
2018 2.5 2.3 14 0 0
2017 2.9 2.2 15 2 0

OSHA ITA peer cross-reference

Establishment peer ledger

561730 · CA · San Bernardino

2,875 Tree trimming services employers nationwide with a credible TCR · 51,834 rated employers in California with headcount on file · 332 employers in San Bernardino, 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 149001 3.0 TCR
NAICS-TCR PACIFIC LANDSCAPE SERVICES 3.0 TCR
NAICS-TCR FWL Surface Solutions Group 3.0 TCR
NAICS-TCR Longboat Key 34180 3.0 TCR
STATE-SIZE 4818-CSCS 904 FTE
STATE-SIZE Uber Technologies Mathilda Place 904 FTE
STATE-SIZE LBCT LLC 903 FTE
STATE-SIZE WM 6021 903 FTE
CITY-NEAR Sheriff Department 3,321 FTE
CITY-NEAR North America Fulfillment Centers (FCs) : ONT2 2,856 FTE
CITY-NEAR Transitional Assistance Department 2,824 FTE
CITY-NEAR Amazon Transportation Services : ONT5 2,475 FTE
NAT-TCR Summit Truck Bodies - Wathena 3.0 TCR
NAT-TCR R & J Marietta 3.0 TCR
NAT-TCR SCI St Joseph, LLC 3.0 TCR
NAT-TCR Corporate 3.0 TCR
NAT-SIZE 30 Flatbush - HQ 904 FTE
NAT-SIZE Bell & Howell LLC 904 FTE
NAT-SIZE Global Operations Center 904 FTE
NAT-SIZE 2904-ASM-IL 904 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: 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.