Electric Power Transmission, Control, and Distribution · Missouri

AMEREN MISSOURI - Dorsett District

Maryland Heights, MO · ~35 workers · 4 years of OSHA Injury Tracking Application data.

F
Failing Safety Record
3.2
Avg TCR
1.2
Industry avg
0
Fatalities
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The verdict

AMEREN MISSOURI - Dorsett District runs at 265% of its industry's injury rate - far more dangerous than the typical Electric Power Transmission, Control, and Distribution workplace, earning a grade F.

AMEREN MISSOURI - Dorsett District: 3.2 TCR = 265% of Electric Power Transmission, Control, and Distribution BLS 1.2 · 4y Form 300A (see methodology below)

AMEREN MISSOURI - Dorsett District safety composite

AMEREN MISSOURI - Dorsett District scores strongest on dart rate (safer than 79% of same-industry peers) and weakest on total case rate (tcr) (safer than 40%), 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

56/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
D 3.18 per 100 workers

Safer than 40% of industry peers

DART rate
B 0 per 100 workers

Safer than 79% of industry peers

Fatalities
D 0

Safer than 51% 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 - Dorsett District: 0.0 → 3.0 TCR

Peak year 2018 @ 9.7 TCR · DART/TCR 0× in 2019

AMEREN MISSOURI - Dorsett District's TCR rose 3.0 from 0.0 in 2016 to 3.0 in 2019. Peak filing year was 2018 at 9.7 TCR. In 2019, DART was 0× this establishment's average TCR (severity share of cases).

OSHA ITA Form 300A scorecard

Establishment book 221122 · Maryland Heights, MO ABOVE-IND · SMALL

Grade F · TCR 3.2 · 265% of ind

  • DART 0.0 DART
  • RANK #51/127
  • PHOTO Butte Service Center
  • BOOK 4y book
  • INJ 4 inj
  • SIZE ~35 FTE

Nearest TCR peer: Butte Service Center (0.0 TCR gap)

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

AMEREN MISSOURI - Dorsett District in the TCR neighbourhood

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

TCR

What this shows AMEREN MISSOURI - Dorsett District averages 3.2 TCR (265% of the Electric Power Transmission, Control, and Distribution BLS benchmark).

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

AMEREN MISSOURI - Dorsett District TCR series: 2016=0 · 2017=0 · 2018=9.7 · 2019=3 · BLS 1.2

Where AMEREN MISSOURI - Dorsett District falls in its industry

2,958 Electric Power Transmission, C establishments

Safer than 40% of graded establishments in this industry, whose median TCR is 2.5.

More dangerous than peersSafer than peers

Narrower to Missouri alone (the establishments it most directly competes with for workers and contracts): ranked #51 safest of 127 Electric Power Transmission, C employers in Missouri.

AMEREN MISSOURI - Dorsett District (35 employees, TCR 3.2) among 29 same-industry peers, split at the industry median of 56 employees and a TCR of 2.5 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 05001,0001,5002,000 051015 Average employees Total Case Rate AMEREN MISSOURI - Dorsett District
AMEREN MISSOURI - Dorsett District (35 employees, TCR 3.2) among 29 same-industry peers, split at the industry median of 56 employees and a TCR of 2.5

AMEREN MISSOURI - Dorsett District has fewer employees than the Electric Power Transmission, Control, an median and a higher injury rate than the industry's median TCR of 2.5. 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
2019 3.0 0.0 1 0 0
2018 9.7 6.5 3 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

221122 · MO · Maryland Heights

2,958 Electric Power Transmission, Control, and Distribution employers nationwide with a credible TCR · 10,075 rated employers in Missouri with headcount on file · 112 employers in Maryland Heights, 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 Butte Service Center 3.2 TCR
NAICS-TCR Haughton Operations Center 3.2 TCR
NAICS-TCR JFB 3.2 TCR
NAICS-TCR North Kent Hdqtrs 3.2 TCR
STATE-SIZE AMEREN MISSOURI - Nuclear - Leadership Team 35 FTE
STATE-SIZE AMEREN MISSOURI - Substations South 35 FTE
STATE-SIZE AMEREN MISSOURI - Meter Services - UEC 35 FTE
STATE-SIZE Central Missouri Electric Coop Inc 35 FTE
CITY-NEAR GHQ-Global Headquarters 2,598 FTE
CITY-NEAR GHQ-Global Headquaters 2,256 FTE
CITY-NEAR MO_Maryland Heights_13736 Riverport_21111080 1,005 FTE
CITY-NEAR Hollywood Casino St. Louis 874 FTE
NAT-TCR Systems Plant Services, Inc.- Convent, LA Nucor 3.2 TCR
NAT-TCR 4769-6096-Pottery Barn 3.2 TCR
NAT-TCR Wendy's Store #79 3.2 TCR
NAT-TCR Ec Aust Core Office (Loc:85102) 3.2 TCR
NAT-SIZE Lake Jackson Healthcare Center 35 FTE
NAT-SIZE LTCS11554 35 FTE
NAT-SIZE 4769-976-Williams Sonoma 35 FTE
NAT-SIZE 4769-974-Williams Sonoma 35 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: 2019, 2018, 2017, 2016. This is publicly available government data - not a legal determination of workplace conditions.
Data sourced from official public datasets. See our methodology for details.