Nuclear power plant construction · Illinois

Allied Power Services - Exelon, Byron Station

Byron, IL · ~117 workers · 7 years of OSHA Injury Tracking Application data.

A
Excellent Safety Record
0.7
Avg TCR
2.8
Industry avg
0
Fatalities
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The verdict

Allied Power Services - Exelon, Byron Station runs at 23% of its industry's injury rate - far safer than the typical Nuclear power plant construction workplace, earning a grade A.

Allied Power Services - Exelon, Byron Station: 0.7 TCR = 23% of Nuclear power plant construction BLS 2.8 · 7y Form 300A (see methodology below)

Allied Power Services - Exelon, Byron Station safety composite

Allied Power Services - Exelon, Byron Station scores strongest on total case rate (tcr) (safer than 85% of same-industry peers) and weakest on fatalities (safer than 52%), 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

74/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
B 0.65 per 100 workers

Safer than 85% of industry peers

DART rate
B 0 per 100 workers

Safer than 78% of industry peers

Fatalities
D 0

Safer than 52% 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

Allied Power Services - Exelon, Byron Station: 1.1 → 1.6 TCR

Peak year 2020 @ 1.8 TCR · DART/TCR 0× in 2023

Allied Power Services - Exelon, Byron Station's TCR rose 0.5 from 1.1 in 2017 to 1.6 in 2023. Peak filing year was 2020 at 1.8 TCR. In 2023, DART was 0× this establishment's average TCR (severity share of cases).

OSHA ITA Form 300A scorecard

Establishment book 237130 · Byron, IL AT/BELOW-IND · MID

Grade A · TCR 0.7 · 23% of ind

  • DART 0.0 DART
  • RANK #8/50
  • PHOTO K-CO Enterprises, Inc.
  • BOOK 7y book
  • INJ 5 inj
  • SIZE ~117 FTE

Nearest TCR peer: K-CO Enterprises, Inc. (0.0 TCR gap)

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

Allied Power Services - Exelon, Byron Station in the TCR neighbourhood

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

TCR

What this shows Allied Power Services - Exelon, Byron Station averages 0.7 TCR (23% of the Nuclear power plant construction BLS benchmark).

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

Allied Power Services - Exelon, Byron Station TCR series: 2017=1.1 · 2018=0 · 2019=0 · 2020=1.8 · 2021=0 · 2022=0 · 2023=1.6 · BLS 2.8

Where Allied Power Services - Exelon, Byron Station falls in its industry

1,605 Nuclear power plant constructi establishments

Safer than 85% of graded establishments in this industry, whose median TCR is 2.0.

More dangerous than peersSafer than peers

Narrower to Illinois alone (the establishments it most directly competes with for workers and contracts): ranked #8 safest of 50 Nuclear power plant constructi employers in Illinois.

Allied Power Services - Exelon, Byron Station (117 employees, TCR 0.7) among 29 same-industry peers, split at the industry median of 74 employees and a TCR of 2.0 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 0100200300400500 05101520 Average employees Total Case Rate Allied Power Services - Exelon, Byron Station
Allied Power Services - Exelon, Byron Station (117 employees, TCR 0.7) among 29 same-industry peers, split at the industry median of 74 employees and a TCR of 2.0

Allied Power Services - Exelon, Byron Station has more employees than the Nuclear power plant construction median and a lower injury rate than the industry's median TCR of 2.0. 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
2023 1.6 0.0 2 0 0
2022 0.0 0.0 0 0 0
2021 0.0 0.0 0 0 0
2020 1.8 0.0 3 0 0
2019 0.0 0.0 0 0 0
2018 0.0 0.0 0 0 0
2017 1.1 0.0 0 1 0

OSHA ITA peer cross-reference

Establishment peer ledger

237130 · IL · Byron

1,605 Nuclear power plant construction employers nationwide with a credible TCR · 22,804 rated employers in Illinois with headcount on file · 6 employers in Byron, IL · 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 K-CO Enterprises, Inc. 0.7 TCR
NAICS-TCR Shelton Energy Solutions, LLC 0.7 TCR
NAICS-TCR BBC Electric 0.7 TCR
NAICS-TCR 7102122 DUKE High Springs 0.7 TCR
STATE-SIZE 2508-Waterman, IL 117 FTE
STATE-SIZE 01 - Walsh Construction Company 117 FTE
STATE-SIZE Facebook DKL 3|5|6 21120003 117 FTE
STATE-SIZE Arrow Road 117 FTE
CITY-NEAR Byron Nuclear Power Station 681 FTE
CITY-NEAR Generations at Neighbors, LLC 128 FTE
CITY-NEAR Byron Forest Preserve 85 FTE
CITY-NEAR County Market #217 63 FTE
NAT-TCR WA006 0.7 TCR
NAT-TCR Asplundh Tree Expert LLC - 035 0.7 TCR
NAT-TCR BrandSafway Solutions, LLC - Atlanta Branch 0.7 TCR
NAT-TCR Pacific Gold Marketing 0.7 TCR
NAT-SIZE Solugen, Inc. 117 FTE
NAT-SIZE Dept. of Natural Resources (20) 117 FTE
NAT-SIZE Independence Square 117 FTE
NAT-SIZE Ashe Memorial Hospital 117 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: 2023, 2022, 2021, 2020, 2019, 2018, 2017. This is publicly available government data - not a legal determination of workplace conditions.
Data sourced from official public datasets. See our methodology for details.