Employer · Massachusetts

Ac1 Med - Watertown

Watertown, MA · ~49 workers · 3 years of OSHA Injury Tracking Application data.

A
Excellent Safety Record
0.5
Avg TCR
3.3
Industry avg
0
Fatalities
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The verdict

Ac1 Med - Watertown runs at 15% of its industry's injury rate - far safer than the typical industry workplace, earning a grade A.

Ac1 Med - Watertown: 0.5 TCR = 15% of industry BLS 3.3 · 3y Form 300A (see methodology below)

Ac1 Med - Watertown safety composite

Ac1 Med - Watertown scores strongest on total case rate (tcr) (safer than 83% of same-industry peers) and weakest on dart rate (safer than 26%), 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

55/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
B 0.51 per 100 workers

Safer than 83% of industry peers

DART rate
F 1.52 per 100 workers

Safer than 26% 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

Ac1 Med - Watertown: 0.0 → 1.5 TCR

Peak year 2018 @ 1.5 TCR · DART/TCR 2.98× in 2018

Ac1 Med - Watertown's TCR rose 1.5 from 0.0 in 2016 to 1.5 in 2018. In 2018, DART was 2.98× this establishment's average TCR (severity share of cases).

OSHA ITA Form 300A scorecard

Establishment book 339112 · Watertown, MA AT/BELOW-IND · SMALL

Grade A · TCR 0.5 · 15% of ind

  • DART 1.5 DART
  • RANK #10/50
  • PHOTO AV Westford MA
  • BOOK 3y book
  • INJ 1 inj
  • SIZE ~49 FTE

Nearest TCR peer: AV Westford MA (0.0 TCR gap)

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

Ac1 Med - Watertown in the TCR neighbourhood

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

TCR

What this shows Ac1 Med - Watertown averages 0.5 TCR (15% of the industry BLS benchmark).

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

Ac1 Med - Watertown TCR series: 2016=0 · 2017=0 · 2018=1.5 · BLS 3.3

Where Ac1 Med - Watertown falls in its industry

741 industry establishments

Safer than 83% of graded establishments in this industry, whose median TCR is 1.5.

More dangerous than peersSafer than peers

Narrower to Massachusetts alone (the establishments it most directly competes with for workers and contracts): ranked #10 safest of 50 industry employers in Massachusetts.

Ac1 Med - Watertown (49 employees, TCR 0.5) among 29 same-industry peers, split at the industry median of 174 employees and a TCR of 1.5 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 02,0004,0006,0008,000 0246 Average employees Total Case Rate Ac1 Med - Watertown
Ac1 Med - Watertown (49 employees, TCR 0.5) among 29 same-industry peers, split at the industry median of 174 employees and a TCR of 1.5

Ac1 Med - Watertown has fewer employees than the industry median and a lower injury rate than the industry's median TCR of 1.5. 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
2018 1.5 1.5 1 0 0
2017 0.0 0.0 0 0 0
2016 0.0 0.0 0 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

339112 · MA · Watertown

741 industry employers nationwide with a credible TCR · 10,108 rated employers in Massachusetts with headcount on file · 43 employers in Watertown, MA · 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 AV Westford MA 0.5 TCR
NAICS-TCR Tandem Diabetes Care, Inc. Boise 0.5 TCR
NAICS-TCR Dymax Corporation / Bard Electronic Systems 0.5 TCR
NAICS-TCR 2284-802 0.5 TCR
STATE-SIZE G&F Precision Molding INC 49 FTE
STATE-SIZE Main Office 49 FTE
STATE-SIZE TANGO CONSTRCTION, INC. 49 FTE
STATE-SIZE Nashoba Air Inc. 49 FTE
CITY-NEAR J.C. Cannistraro LLC 773 FTE
CITY-NEAR WATERTOWN (MAWAT) 531 FTE
CITY-NEAR MAWAT - WATERTOWN 497 FTE
CITY-NEAR 1442 - Watertown 314 FTE
NAT-TCR Denitech - Fort Worth 0.5 TCR
NAT-TCR Denitech - Coppell 0.5 TCR
NAT-TCR Corona Container 0.5 TCR
NAT-TCR Houston Port 0.5 TCR
NAT-SIZE Atrium Post Acute Care of Black River Falls 49 FTE
NAT-SIZE 2073-EJ-20730195-MX 49 FTE
NAT-SIZE Aviall - Atlanta 49 FTE
NAT-SIZE dd's DISCOUNTS Store 5059 49 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: 2018, 2017, 2016. 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.