Search and detection systems and instruments manufacturing · Ohio

L3 Cincinnati Electronics

Name: L3 Cincinnati Electronics Workplace Safety Data
Creator: PlainSafetyScore
License: https://creativecommons.org/publicdomain/zero/1.0/

Mason, OH · ~811 workers · 3 years of OSHA Injury Tracking Application data.

Compiled by PlainSafetyScore · August 25, 2026

A
Excellent Safety Record: 0.6
Avg TCR: 3.3
Industry avg: 0
Fatalities

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The verdict

L3 Cincinnati Electronics runs at 18% of its industry's injury rate - far safer than the typical Search and detection systems and instruments manufacturing workplace, earning a grade A.

L3 Cincinnati Electronics: 0.6 TCR = 18% of Search and detection systems and instruments manufacturing BLS 3.3 · 3y Form 300A (see methodology below)

L3 Cincinnati Electronics safety composite

L3 Cincinnati Electronics scores strongest on dart rate (safer than 75% 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).

62/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR): C 0.59 per 100 workers

Safer than 58% of industry peers
DART rate: B 0 per 100 workers

Safer than 75% 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

−0.6

2018→2020

L3 Cincinnati Electronics injury rate improved

L3 Cincinnati Electronics's TCR fell 0.6 from 1.0 in 2018 to 0.4 in 2020. Peak filing year was 2018 at 1.0 TCR. In 2020, DART was 0× this establishment's average TCR (severity share of cases).

2018=1.0 · 2019=0.3 · 2020=0.4

OSHA ITA Form 300A scorecard

Establishment book 334511 · Mason, OH AT/BELOW-IND · MID

Grade A · TCR 0.6 · 18% of ind

DART 0.0 DART
RANK #5/14
PHOTO Linkabit Division-Fl…
BOOK 3y book
INJ 12 inj
SIZE ~811 FTE

Nearest TCR peer: Linkabit Division-Florida (0.0 TCR gap)

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

This site

0.6
Linkabit Divis

0.6
Lockheed Marti

0.6
L-3 communicat

0.6
NGMS-F104

0.6

What this shows L3 Cincinnati Electronics averages 0.6 TCR (18% of the Search and detection systems and instruments manufacturing BLS benchmark).

L3 Cincinnati Electronics TCR series: 2018=1 · 2019=0.3 · 2020=0.4 · BLS 3.3

Where L3 Cincinnati Electronics falls in its industry

388 Search and detection systems a establishments

Safer than 58% of graded establishments in this industry, whose median TCR is 0.7.

Grade A

More dangerous than peersSafer than peers

Narrower to Ohio alone (the establishments it most directly competes with for workers and contracts): ranked #5 safest of 14 Search and detection systems a employers in Ohio.

L3 Cincinnati Electronics (811 employees, TCR 0.6) among 29 same-industry peers, split at the industry median of 207 employees and a TCR of 0.7

L3 Cincinnati Electronics has more employees than the Search and detection systems and instrum median and a lower injury rate than the industry's median TCR of 0.7. 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
2020	0.4	0.0	3	0
2019	0.3	0.0	2	0
2018	1.0	0.8	7	1

OSHA ITA peer cross-reference

Establishment peer ledger

334511 · OH · Mason

388 Search and detection systems and instruments manufacturing employers nationwide with a credible TCR · 22,650 rated employers in Ohio with headcount on file · 159 employers in Mason, OH · 4 cross-state NAT-TCR peers · 4 cross-state NAT-SIZE peers. Closest matches by relationship code are listed below.

Rel	Establishment	Place	Metric
NAICS-TCR	Linkabit Division-Florida	MELBOURNE, FL	0.6 TCR
NAICS-TCR	Lockheed Martin Corporation Moorestown Campus (1015)	MOORESTOWN, NJ	0.6 TCR
NAICS-TCR	L-3 communications Cincinnati Electronics	MASON, OH	0.6 TCR
NAICS-TCR	NGMS-F104	MCCLELLAN, CA	0.6 TCR
STATE-SIZE	Nestle Prepared Foods	SOLON	810 FTE
STATE-SIZE	Patheon - Reading Road	CINCINNATI	809 FTE
STATE-SIZE	Plastipak- Jackson Center	JACKSON CENTER	813 FTE
STATE-SIZE	OH_Columbus_1015 Olentangy River Rd._TWCMOH38	COLUMBUS	808 FTE
CITY-NEAR	Intelligrated Systems, LLC, dba Honeywell Intelligrated and its successors	Mason	1,036 FTE
CITY-NEAR	Intelligrated Systems LLC - Installations	Mason	966 FTE
CITY-NEAR	HQ & FIELD	Mason	915 FTE
CITY-NEAR	L3Harris Cincinnati Electronics	Mason	892 FTE
NAT-TCR	Woodward Oklahoma Corporate	Woodward, OK	0.6 TCR
NAT-TCR	Miles Construction	Carson City, NV	0.6 TCR
NAT-TCR	Akoustis NY Fab	Canandaigua, NY	0.6 TCR
NAT-TCR	O.C.Tanner Company	Salt Lake City, UT	0.6 TCR
NAT-SIZE	Arthur, IL	Arthur, IL	811 FTE
NAT-SIZE	Supply Chain : Hooksett, NH	Hooksett, NH	811 FTE
NAT-SIZE	Detroit (DTW)	Detroit, MI	811 FTE
NAT-SIZE	Atlanta Sportservice Inc	Atlanta Ga, GA	811 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. 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.