In-Vitro Diagnostic Substance Manufacturing · Maine

ARDx Westbrook

Westbrook, ME · ~1,761 workers · 3 years of OSHA Injury Tracking Application data.

A
Excellent Safety Record
1.0
Avg TCR
3.3
Industry avg
0
Fatalities
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The verdict

ARDx Westbrook runs at 32% of its industry's injury rate - far safer than the typical In-Vitro Diagnostic Substance Manufacturing workplace, earning a grade A.

ARDx Westbrook: 1.0 TCR = 32% of In-Vitro Diagnostic Substance Manufacturing BLS 3.3 · 3y Form 300A (see methodology below)

ARDx Westbrook safety composite

ARDx Westbrook scores strongest on total case rate (tcr) (safer than 66% of same-industry peers) and weakest on dart rate (safer than 35%), 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).

D

51/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
C 1.04 per 100 workers

Safer than 66% of industry peers

DART rate
D 1.16 per 100 workers

Safer than 35% 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%).

Rising injury rate

ARDx Westbrook: 0.3 → 1.2 TCR

Peak year 2021 @ 1.7 TCR · DART/TCR 1.12× in 2022

ARDx Westbrook's TCR rose 0.9 from 0.3 in 2020 to 1.2 in 2022. Peak filing year was 2021 at 1.7 TCR. In 2022, DART was 1.12× this establishment's average TCR (severity share of cases).

OSHA ITA Form 300A scorecard

Establishment book 325413 · Westbrook, ME AT/BELOW-IND · LARGE

Grade A · TCR 1.0 · 32% of ind

  • DART 1.2 DART
  • RANK #4/14
  • PHOTO Diagnostics : Beckma…
  • BOOK 3y book
  • INJ 38 inj
  • SIZE ~1,761 FTE

Nearest TCR peer: Diagnostics : Beckman Coulter - Chaska (0.0 TCR gap)

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ARDx Westbrook in the TCR neighbourhood

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

TCR

What this shows ARDx Westbrook averages 1.0 TCR (32% of the In-Vitro Diagnostic Substance Manufacturing BLS benchmark).

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

ARDx Westbrook TCR series: 2020=0.3 · 2021=1.7 · 2022=1.2 · BLS 3.3

Where ARDx Westbrook falls in its industry

201 In-Vitro Diagnostic Substance establishments

Safer than 66% of graded establishments in this industry, whose median TCR is 1.4.

More dangerous than peersSafer than peers

Narrower to Maine alone (the establishments it most directly competes with for workers and contracts): ranked #4 safest of 14 In-Vitro Diagnostic Substance employers in Maine.

ARDx Westbrook (1,761 employees, TCR 1.0) among 29 same-industry peers, split at the industry median of 120 employees and a TCR of 1.4 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 02,0004,0006,000 01234 Average employees Total Case Rate ARDx Westbrook
ARDx Westbrook (1,761 employees, TCR 1.0) among 29 same-industry peers, split at the industry median of 120 employees and a TCR of 1.4

ARDx Westbrook has more employees than the In-Vitro Diagnostic Substance Manufactur median and a lower injury rate than the industry's median TCR of 1.4. 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 1.2 1.2 18 7 0
2021 1.7 0.7 18 4 0
2020 0.3 0.3 2 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

325413 · ME · Westbrook

201 In-Vitro Diagnostic Substance Manufacturing employers nationwide with a credible TCR · 2,397 rated employers in Maine with headcount on file · 83 employers in Westbrook, ME · 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 Diagnostics : Beckman Coulter - Chaska 1.0 TCR
NAICS-TCR Promega Biosciences LLC 1.0 TCR
NAICS-TCR Lonza Walkersville 1.1 TCR
NAICS-TCR 3471 Campus (Corporate, MMF, Richards) 1.1 TCR
STATE-SIZE SMHC MaineHealth 1,565 FTE
STATE-SIZE Pratt & Whitney North Berwick Parts Center 2,063 FTE
STATE-SIZE MMP Practices 2,063 FTE
STATE-SIZE Penobscot Bay Medical Center 1,381 FTE
CITY-NEAR IDEXX World Campus 2,600 FTE
CITY-NEAR MEH- 1 Riverfront 681 FTE
CITY-NEAR MBH - Spring Harbor Academy - Spring Harbor Hospital 666 FTE
CITY-NEAR ID Westbrook 561 FTE
NAT-TCR 4504 Hodge Mill 1.0 TCR
NAT-TCR 4176 Greer Sheet Plant 1.0 TCR
NAT-TCR Statewide Ford Lincoln Mercury 1.0 TCR
NAT-TCR Delta Fuel Company 1.0 TCR
NAT-SIZE Phoenix Terminal 1,760 FTE
NAT-SIZE Gcmc - Main Campus 1,763 FTE
NAT-SIZE Brookwood Medical Center 1,759 FTE
NAT-SIZE 0555 - Woodland CA DC 1,759 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. 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.