Support Activities for Air Transportation · California

DGS Aviation Services : ONT - Ontario

Ontario, CA · ~71 workers · 4 years of OSHA Injury Tracking Application data.

B
Good Safety Record
2.9
Avg TCR
4.5
Industry avg
0
Fatalities
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The verdict

DGS Aviation Services : ONT - Ontario runs at 65% of its industry's injury rate - safer than the typical Support Activities for Air Transportation workplace, earning a grade B.

DGS Aviation Services : ONT - Ontario: 2.9 TCR = 65% of Support Activities for Air Transportation BLS 4.5 · 4y Form 300A (see methodology below)

DGS Aviation Services : ONT - Ontario safety composite

DGS Aviation Services : ONT - Ontario scores strongest on dart rate (safer than 85% of same-industry peers) and weakest on fatalities (safer than 50%), 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

70/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
C 2.91 per 100 workers

Safer than 70% of industry peers

DART rate
B 0 per 100 workers

Safer than 85% 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

−2.0

2017→2020

DGS Aviation Services : ONT - Ontario injury rate improved

DGS Aviation Services : ONT - Ontario's TCR fell 2.0 from 3.6 in 2017 to 1.6 in 2020. Peak filing year was 2019 at 6.5 TCR. In 2020, DART was 0× this establishment's average TCR (severity share of cases).

2017=3.6 · 2018=0.0 · 2019=6.5 · 2020=1.6

OSHA ITA Form 300A scorecard

Establishment book 488119 · Ontario, CA AT/BELOW-IND · SMALL

Grade B · TCR 2.9 · 65% of ind

  • DART 0.0 DART
  • RANK #38/166
  • PHOTO Prospect Airport Ser…
  • BOOK 4y book
  • INJ 7 inj
  • SIZE ~71 FTE

Nearest TCR peer: Prospect Airport Services ORD AA (0.0 TCR gap)

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DGS Aviation Services : ONT - Ontario in the TCR neighbourhood

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

TCR

What this shows DGS Aviation Services : ONT - Ontario averages 2.9 TCR (65% of the Support Activities for Air Transportation BLS benchmark).

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

DGS Aviation Services : ONT - Ontario TCR series: 2017=3.6 · 2018=0 · 2019=6.5 · 2020=1.6 · BLS 4.5

Where DGS Aviation Services : ONT - Ontario falls in its industry

1,555 Support Activities for Air Tra establishments

Safer than 70% of graded establishments in this industry, whose median TCR is 4.5.

More dangerous than peersSafer than peers

Narrower to California alone (the establishments it most directly competes with for workers and contracts): ranked #38 safest of 166 Support Activities for Air Tra employers in California.

DGS Aviation Services : ONT - Ontario (71 employees, TCR 2.9) among 29 same-industry peers, split at the industry median of 65 employees and a TCR of 4.5 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 0102030 Average employees Total Case Rate DGS Aviation Services : ONT - Ontario
DGS Aviation Services : ONT - Ontario (71 employees, TCR 2.9) among 29 same-industry peers, split at the industry median of 65 employees and a TCR of 4.5

DGS Aviation Services : ONT - Ontario has more employees than the Support Activities for Air Transportatio median and a lower injury rate than the industry's median TCR of 4.5. 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
2020 1.6 0.0 1 0 0
2019 6.5 3.3 4 0 0
2018 0.0 0.0 0 0 0
2017 3.6 3.6 2 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

488119 · CA · Ontario

1,555 Support Activities for Air Transportation employers nationwide with a credible TCR · 51,834 rated employers in California with headcount on file · 599 employers in Ontario, 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 Prospect Airport Services ORD AA 2.9 TCR
NAICS-TCR 00001309 AVL - 309 ASHEVILLE REGIONAL AIRPORT 2.9 TCR
NAICS-TCR BRO105 2.9 TCR
NAICS-TCR Unifi Aviation Services : AGS - Bush Field 2.9 TCR
STATE-SIZE M Pineda Farming Co 71 FTE
STATE-SIZE AgSource Services, LLC 71 FTE
STATE-SIZE Schafer Ranch, Inc 71 FTE
STATE-SIZE R & J Dondero Inc 71 FTE
CITY-NEAR Prime Healthcare Services Inc. Location: St. Mary's, Passaic LLC 46-3499370 (HP29) 10,997 FTE
CITY-NEAR CAONA - ONTARIO HUB 4,372 FTE
CITY-NEAR ONTARIO HUB (CAONA) 3,354 FTE
CITY-NEAR Atlantic Solutions Group Inc, Inc. DBA Empire Workforce Solutions 3,240 FTE
NAT-TCR Corporate Office Memphis 2.9 TCR
NAT-TCR TTI- Greeley, CO 2.9 TCR
NAT-TCR The Waterford at Columbia 2.9 TCR
NAT-TCR Retail 2.9 TCR
NAT-SIZE DGS Aviation Services : BTV - Burlington 71 FTE
NAT-SIZE DGS Aviation Services : GSO - Greensboro 71 FTE
NAT-SIZE DGS Aviation Services : BOI - Boise 71 FTE
NAT-SIZE Avera Eureka Healthcare Center 71 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: 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.