General warehousing and storage · California

NGK Spark Plugs (U.S.A.), Inc. - Irvine, Ca

Name: NGK Spark Plugs (U.S.A.), Inc. - Irvine, Ca Workplace Safety Data
Creator: PlainSafetyScore
License: https://creativecommons.org/publicdomain/zero/1.0/

Irvine, CA · ~30 workers · 5 years of OSHA Injury Tracking Application data.

Compiled by PlainSafetyScore · August 25, 2026

D
Poor Safety Record: 7.5
Avg TCR: 5.8
Industry avg: 0
Fatalities

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The verdict

NGK Spark Plugs (U.S.A.), Inc. - Irvine, Ca runs at 129% of its industry's injury rate - more dangerous than the typical General warehousing and storage workplace, earning a grade D.

NGK Spark Plugs (U.S.A.), Inc. - Irvine, Ca: 7.5 TCR = 129% of General warehousing and storage BLS 5.8 · 5y Form 300A (see methodology below)

NGK Spark Plugs (U.S.A.), Inc. - Irvine, Ca safety composite

NGK Spark Plugs (U.S.A.), Inc. - Irvine, Ca scores strongest on fatalities (safer than 50% of same-industry peers) and weakest on dart rate (safer than 5%), 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).

21/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR): F 7.47 per 100 workers

Safer than 17% of industry peers
DART rate: F 10.72 per 100 workers

Safer than 5% 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. - Irvine, Ca held a steady TCR band

NGK Spark Plugs (U.S.A.), Inc. - Irvine, Ca's TCR held near 0.1 from 10.6 in 2018 to 10.7 in 2022. In 2022, DART was 1.44× this establishment's average TCR (severity share of cases).

2018=10.6 · 2019=5.0 · 2020=5.6 · 2021=5.3 · 2022=10.7

OSHA ITA Form 300A scorecard

Establishment book 493110 · Irvine, CA ABOVE-IND · SMALL

Grade D · TCR 7.5 · 129% of ind

DART 10.7 DART
RANK #865/1131
PHOTO 71091
BOOK 5y book
INJ 13 inj
SIZE ~30 FTE

Nearest TCR peer: 71091 (0.0 TCR gap)

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This site

7.5
71091

7.5
Albertsons Por

7.5
National Distr

7.5
1376 - OWATONN

7.5

What this shows NGK Spark Plugs (U.S.A.), Inc. - Irvine, Ca averages 7.5 TCR (129% of the General warehousing and storage BLS benchmark).

NGK Spark Plugs (U.S.A.), Inc. - Irvine, Ca TCR series: 2018=10.6 · 2019=5 · 2020=5.6 · 2021=5.3 · 2022=10.7 · BLS 5.8

Where NGK Spark Plugs (U.S.A.), Inc. - Irvine, Ca falls in its industry

9,477 General warehousing and storag establishments

Safer than 17% of graded establishments in this industry, whose median TCR is 3.5.

Grade D

More dangerous than peersSafer than peers

Narrower to California alone (the establishments it most directly competes with for workers and contracts): ranked #865 safest of 1131 General warehousing and storag employers in California.

NGK Spark Plugs (U.S.A.), Inc. - Irvine, Ca (30 employees, TCR 7.5) among 29 same-industry peers, split at the industry median of 92 employees and a TCR of 3.5

NGK Spark Plugs (U.S.A.), Inc. - Irvine, Ca has fewer employees than the General warehousing and storage median and a higher injury rate than the industry's median TCR of 3.5. 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
2022	10.7	10.7	4	0
2021	5.3	5.3	2	0
2020	5.6	2.8	1	1
2019	5.0	5.0	2	0
2018	10.6	10.6	4	0

OSHA ITA peer cross-reference

Establishment peer ledger

493110 · CA · Irvine

9,477 General warehousing and storage employers nationwide with a credible TCR · 51,834 rated employers in California with headcount on file · 622 employers in Irvine, CA · 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	71091	BUTNER, NC	7.5 TCR
NAICS-TCR	Albertsons Portland	PORTLAND, OR	7.5 TCR
NAICS-TCR	National Distribution Centers LLC-1115 W. MIDDLESEX AVE	PORT READING, NJ	7.5 TCR
NAICS-TCR	1376 - OWATONNA MN (DRY) DEPOT	OWATONNA, MN	7.5 TCR
STATE-SIZE	BZNUR	PORTERVILLE	30 FTE
STATE-SIZE	1780 San Juan Rd.	AROMAS	30 FTE
STATE-SIZE	Charter Oaks	ARBUCKLE	30 FTE
STATE-SIZE	Greenfields Turf, Inc.	GREENFIELD	30 FTE
CITY-NEAR	UC Irvine	Irvine	16,029 FTE
CITY-NEAR	CA-10	Irvine	4,926 FTE
CITY-NEAR	Edwards Lifesciences	Irvine	4,189 FTE
CITY-NEAR	Johnson and Johnson MDD CSS Irvine	Irvine	3,775 FTE
NAT-TCR	West Bowdle Grain/Agronomy	Bowdle, SD	7.5 TCR
NAT-TCR	Brookdale Tanglewood Oaks	Fort Worth, TX	7.5 TCR
NAT-TCR	RK-058-Gallipolis ( RK-058 )	Gallipolis, OH	7.5 TCR
NAT-TCR	Plainfield, IN	Plainfield, IN	7.5 TCR
NAT-SIZE	Nampa Packaging and Production	Nampa, ID	30 FTE
NAT-SIZE	10 Strawberry Street	Denver, CO	30 FTE
NAT-SIZE	Fleet Services	Winston Salem, NC	30 FTE
NAT-SIZE	Becker Machine Co.,Inc.	Menomonee Falls, WI	30 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, 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.