Nuclear Electric Power Generation · Missouri

AMEREN MISSOURI - Nuclear - Maintenance

Steedman, MO · ~137 workers · 2 years of OSHA Injury Tracking Application data.

C
Average Safety Record
1.1
Avg TCR
1.2
Industry avg
0
Fatalities
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The verdict

AMEREN MISSOURI - Nuclear - Maintenance runs at 94% of its industry's injury rate - about level with the typical Nuclear Electric Power Generation workplace, earning a grade C.

AMEREN MISSOURI - Nuclear - Maintenance: 1.1 TCR = 94% of Nuclear Electric Power Generation BLS 1.2 · 2y Form 300A (see methodology below)

AMEREN MISSOURI - Nuclear - Maintenance safety composite

AMEREN MISSOURI - Nuclear - Maintenance scores strongest on fatalities (safer than 50% of same-industry peers) and weakest on dart rate (safer than 4%), 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

17/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
F 1.13 per 100 workers

Safer than 8% of industry peers

DART rate
F 1.57 per 100 workers

Safer than 4% 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

AMEREN MISSOURI - Nuclear - Maintenance: 0.7 → 1.6 TCR

Peak year 2024 @ 1.6 TCR · DART/TCR 1.39× in 2024

AMEREN MISSOURI - Nuclear - Maintenance's TCR rose 0.9 from 0.7 in 2020 to 1.6 in 2024. In 2024, DART was 1.39× this establishment's average TCR (severity share of cases).

OSHA ITA Form 300A scorecard

Establishment book 221113 · Steedman, MO AT/BELOW-IND · MID

Grade C · TCR 1.1 · 94% of ind

  • DART 1.6 DART
  • RANK #3/4
  • PHOTO Constellation Nuclea…
  • BOOK 2y book
  • INJ 3 inj
  • SIZE ~137 FTE

Nearest TCR peer: Constellation Nuclear Services & Training Center (STC) (0.3 TCR gap)

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AMEREN MISSOURI - Nuclear - Maintenance in the TCR neighbourhood

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

TCR

What this shows AMEREN MISSOURI - Nuclear - Maintenance averages 1.1 TCR (94% of the Nuclear Electric Power Generation BLS benchmark).

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

AMEREN MISSOURI - Nuclear - Maintenance TCR series: 2020=0.7 · 2024=1.6 · BLS 1.2

Where AMEREN MISSOURI - Nuclear - Maintenance falls in its industry

80 Nuclear Electric Power Generat establishments

Safer than 8% of graded establishments in this industry, whose median TCR is 0.2.

More dangerous than peersSafer than peers

Narrower to Missouri alone (the establishments it most directly competes with for workers and contracts): ranked #3 safest of 4 Nuclear Electric Power Generat employers in Missouri.

AMEREN MISSOURI - Nuclear - Maintenance (137 employees, TCR 1.1) among 29 same-industry peers, split at the industry median of 669 employees and a TCR of 0.2 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 05001,0001,500 0123 Average employees Total Case Rate AMEREN MISSOURI - Nuclear - Maintenance
AMEREN MISSOURI - Nuclear - Maintenance (137 employees, TCR 1.1) among 29 same-industry peers, split at the industry median of 669 employees and a TCR of 0.2

AMEREN MISSOURI - Nuclear - Maintenance has fewer employees than the Nuclear Electric Power Generation median and a higher injury rate than the industry's median TCR of 0.2. 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
2024 1.6 1.6 2 0 0
2020 0.7 0.7 1 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

221113 · MO · Steedman

80 Nuclear Electric Power Generation employers nationwide with a credible TCR · 10,075 rated employers in Missouri with headcount on file · 10 employers in Steedman, MO · 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 Constellation Nuclear Services & Training Center (STC) 0.9 TCR
NAICS-TCR WCNOC 0.8 TCR
NAICS-TCR Calvert Cliffs Nuclear Power Plant 0.8 TCR
NAICS-TCR AMEREN MISSOURI - Nuclear - Operations 0.7 TCR
STATE-SIZE Four G Construction, Inc. DBA Geeding Construction, Inc. 137 FTE
STATE-SIZE Gateway Packaging Company LLC - Kansas City 137 FTE
STATE-SIZE Action Mailing & Printing Solutions 137 FTE
STATE-SIZE Gateway Extrusions, Ltd. 137 FTE
CITY-NEAR 80G - Nuclear - Maintenance 139 FTE
CITY-NEAR 80B - Nuclear - Operations 123 FTE
CITY-NEAR 80X - Nuclear - Leadership Team 45 FTE
CITY-NEAR 8FB - Nuclear - Radiation Protection 41 FTE
NAT-TCR Clemson Operations Center 1.1 TCR
NAT-TCR APS Foundation 1.1 TCR
NAT-TCR Civic Construction Company, Inc. 1.1 TCR
NAT-TCR DeGeorge Glass Company Inc. 1.1 TCR
NAT-SIZE AMEREN ILLINOIS - IL Sub Maint Ops 137 FTE
NAT-SIZE Sapphire Nursing and Rehab at Goshen 137 FTE
NAT-SIZE Pacur LLC 137 FTE
NAT-SIZE 422 - Chicago Public Schools Il 137 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: 2024, 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.