School districts, elementary or secondary · Connecticut

SB Butler School

Mystic, CT · ~64 workers · 4 years of OSHA Injury Tracking Application data.

F
Failing Safety Record
8.8
Avg TCR
1.4
Industry avg
0
Fatalities
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The verdict

SB Butler School runs at 629% of its industry's injury rate - far more dangerous than the typical School districts, elementary or secondary workplace, earning a grade F.

SB Butler School: 8.8 TCR = 629% of School districts, elementary or secondary BLS 1.4 · 4y Form 300A (see methodology below)

SB Butler School safety composite

SB Butler School scores strongest on fatalities (safer than 50% of same-industry peers) and weakest on dart rate (safer than 6%), 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).

F

20/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
F 8.81 per 100 workers

Safer than 13% of industry peers

DART rate
F 8.24 per 100 workers

Safer than 6% 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

SB Butler School: 9.0 → 13.7 TCR

Peak year 2021 @ 13.7 TCR · DART/TCR 0.94× in 2021

SB Butler School's TCR rose 4.8 from 9.0 in 2018 to 13.7 in 2021. In 2021, DART was 0.94× this establishment's average TCR (severity share of cases).

OSHA ITA Form 300A scorecard

Establishment book 611110 · Mystic, CT ABOVE-IND · SMALL

Grade F · TCR 8.8 · 629% of ind

  • DART 8.2 DART
  • RANK #294/381
  • PHOTO Jacobs High School
  • BOOK 4y book
  • INJ 17 inj
  • SIZE ~64 FTE

Nearest TCR peer: Jacobs High School (0.0 TCR gap)

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

SB Butler School in the TCR neighbourhood

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

TCR

What this shows SB Butler School averages 8.8 TCR (629% of the School districts, elementary or secondary BLS benchmark).

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

SB Butler School TCR series: 2018=9 · 2019=5.3 · 2020=7.2 · 2021=13.7 · BLS 1.4

Where SB Butler School falls in its industry

3,374 School districts, elementary o establishments

Safer than 13% of graded establishments in this industry, whose median TCR is 3.8.

More dangerous than peersSafer than peers

Narrower to Connecticut alone (the establishments it most directly competes with for workers and contracts): ranked #294 safest of 381 School districts, elementary o employers in Connecticut.

SB Butler School (64 employees, TCR 8.8) among 29 same-industry peers, split at the industry median of 76 employees and a TCR of 3.8 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 02,0004,0006,0008,00010,000 0510152025 Average employees Total Case Rate SB Butler School
SB Butler School (64 employees, TCR 8.8) among 29 same-industry peers, split at the industry median of 76 employees and a TCR of 3.8

SB Butler School has fewer employees than the School districts, elementary or secondar median and a higher injury rate than the industry's median TCR of 3.8. 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
2021 13.7 8.2 5 0 0
2020 7.2 1.8 4 0 0
2019 5.3 5.3 3 0 0
2018 9.0 7.2 5 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

611110 · CT · Mystic

3,374 School districts, elementary or secondary employers nationwide with a credible TCR · 7,008 rated employers in Connecticut with headcount on file · 28 employers in Mystic, CT · 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 Jacobs High School 8.8 TCR
NAICS-TCR Pinewood Elementary School 8.8 TCR
NAICS-TCR ACADEMY OF AEROSPACE AND ENGINEERING MID/HIGH SCHOOL 8.8 TCR
NAICS-TCR ANSONIA MIDDLE SCHOOL 8.9 TCR
STATE-SIZE Henkels & McCoy, Connecticut - Portland 64 FTE
STATE-SIZE Ronnie DeMeo Construction Inc. 64 FTE
STATE-SIZE Brookwood Laminating Inc. 64 FTE
STATE-SIZE 2967-CT32 64 FTE
CITY-NEAR Mystic Aquarium/Ocean Blue Catering 269 FTE
CITY-NEAR StoneRidge Senior Care, LLC 214 FTE
CITY-NEAR Mystic Seaport Museum 188 FTE
CITY-NEAR Mystic Healthcare & Rehabilitation Center 150 FTE
NAT-TCR Indian Hills - A Stonebridge Community 8.8 TCR
NAT-TCR Lake Pointe Village 8.8 TCR
NAT-TCR Grapids Heating and Cooling, Inc. 8.8 TCR
NAT-TCR Five Points T.I.C. 8.8 TCR
NAT-SIZE Sutter Care at Home (247-SIPS) 64 FTE
NAT-SIZE Sutter Medical Center Sacramento (110-1011) 64 FTE
NAT-SIZE Walker Lumber Company Inc 64 FTE
NAT-SIZE Tekna 64 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: 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.