Spark plugs for internal combustion engines manufacturing · West Virginia

NGK SPARK PLUGS (U.S.A.), Inc.

Name: NGK SPARK PLUGS (U.S.A.), Inc. Workplace Safety Data
Creator: PlainSafetyScore
License: https://creativecommons.org/publicdomain/zero/1.0/

Sissonville, WV · ~562 workers · 2 years of OSHA Injury Tracking Application data.

Compiled by PlainSafetyScore · August 25, 2026

A
Excellent Safety Record: 0.5
Avg TCR: 5.4
Industry avg: 0
Fatalities

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The verdict

NGK SPARK PLUGS (U.S.A.), Inc. runs at 9% of its industry's injury rate - far safer than the typical Spark plugs for internal combustion engines manufacturing workplace, earning a grade A.

NGK SPARK PLUGS (U.S.A.), Inc.: 0.5 TCR = 9% of Spark plugs for internal combustion engines manufacturing BLS 5.4 · 2y Form 300A (see methodology below)

NGK SPARK PLUGS (U.S.A.), Inc. safety composite

NGK SPARK PLUGS (U.S.A.), Inc. scores strongest on total case rate (tcr) (safer than 89% 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).

71/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR): B 0.5 per 100 workers

Safer than 89% of industry peers
DART rate: C 0.4 per 100 workers

Safer than 65% 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%).

NGK SPARK PLUGS (U.S.A.), Inc. held a steady TCR band

NGK SPARK PLUGS (U.S.A.), Inc.'s TCR held near 0.2 from 0.6 in 2021 to 0.4 in 2022. Peak filing year was 2021 at 0.6 TCR. In 2022, DART was 0.8× this establishment's average TCR (severity share of cases).

2021=0.6 · 2022=0.4

OSHA ITA Form 300A scorecard

Establishment book 336320 · Sissonville, WV AT/BELOW-IND · MID

Grade A · TCR 0.5 · 9% of ind

DART 0.4 DART
RANK #1/4
PHOTO WELDON PUMP LLC
BOOK 2y book
INJ 5 inj
SIZE ~562 FTE

Nearest TCR peer: WELDON PUMP LLC (0.0 TCR gap)

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

This site

0.5
WELDON PUMP LL

0.5
Kempower Inc.

0.5
Stoneridge, In

0.5
Hitachi Astemo

0.5

What this shows NGK SPARK PLUGS (U.S.A.), Inc. averages 0.5 TCR (9% of the Spark plugs for internal combustion engines manufacturing BLS benchmark).

NGK SPARK PLUGS (U.S.A.), Inc. TCR series: 2021=0.6 · 2022=0.4 · BLS 5.4

Where NGK SPARK PLUGS (U.S.A.), Inc. falls in its industry

216 Spark plugs for internal combu establishments

Safer than 89% of graded establishments in this industry, whose median TCR is 1.9.

Grade A

More dangerous than peersSafer than peers

Narrower to West Virginia alone (the establishments it most directly competes with for workers and contracts): ranked #1 safest of 4 Spark plugs for internal combu employers in West Virginia.

NGK SPARK PLUGS (U.S.A.), Inc. (562 employees, TCR 0.5) among 29 same-industry peers, split at the industry median of 162 employees and a TCR of 1.9

NGK SPARK PLUGS (U.S.A.), Inc. has more employees than the Spark plugs for internal combustion engi median and a lower injury rate than the industry's median TCR of 1.9. 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
2022	0.4	0.4	2	0	0
2021	0.6	0.6	3	0	0

OSHA ITA peer cross-reference

Establishment peer ledger

336320 · WV · Sissonville

216 Spark plugs for internal combustion engines manufacturing employers nationwide with a credible TCR · 2,269 rated employers in West Virginia with headcount on file · 7 employers in Sissonville, WV · 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	WELDON PUMP LLC	OAKWOOD VILLAGE, OH	0.5 TCR
NAICS-TCR	Kempower Inc.	DURHAM, NC	0.5 TCR
NAICS-TCR	Stoneridge, Inc	LEXINGTON, OH	0.5 TCR
NAICS-TCR	Hitachi Astemo	HARRODSBURG, KY	0.5 TCR
STATE-SIZE	Gestamp West Virginia, LLC	SOUTH CHARLESTON	564 FTE
STATE-SIZE	Marshall University Research Corporation	HUNTINGTON	566 FTE
STATE-SIZE	551459-CHARLESTON WV P&DC	CHARLESTON	569 FTE
STATE-SIZE	Steel of West Virginia, Inc.	HUNTINGTON	554 FTE
CITY-NEAR	NGK Spark Plugs, West Virginia	Sissonville	622 FTE
CITY-NEAR	Niterra North America, INC	Sissonville	540 FTE
CITY-NEAR	346 CEDAR RIDGE CENTER - WV	Sissonville	86 FTE
CITY-NEAR	9288-346	Sissonville	84 FTE
NAT-TCR	Traditions Club Bryan, LP	Bryan, TX	0.5 TCR
NAT-TCR	Monarch Plastics, Inc.	Frewsburg, NY	0.5 TCR
NAT-TCR	Ortronics Inc.	Hickory, NC	0.5 TCR
NAT-TCR	PFT-BORGER	Borger, TX	0.5 TCR
NAT-SIZE	Loretto Hospital	Chicago, IL	562 FTE
NAT-SIZE	Ortho Clinical Diagnostics B313	Rochester, NY	562 FTE
NAT-SIZE	Logan facility	Logan, UT	562 FTE
NAT-SIZE	Noble House Home Furnishings	Chatsworth, CA	562 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: 2022, 2021. 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.