Electric power generation, fossil fuel (e.g., coal, oil, gas) · Illinois
Prairie State Generating Company - Power Block
Marissa, IL · ~213 workers · 6 years of OSHA Injury Tracking Application data.
- B
- Good Safety Record
- 0.7
- Avg TCR
- 1.2
- Industry avg
- 0
- Fatalities
The verdict
Prairie State Generating Company - Power Block runs at 60% of its industry's injury rate - safer than the typical Electric power generation, fossil fuel (e.g., coal, oil, gas) workplace, earning a grade B.
Prairie State Generating Company - Power Block: 0.7 TCR = 60% of Electric power generation, fossil fuel (e.g., coal, oil, gas) BLS 1.2 · 6y Form 300A (see methodology below)
Prairie State Generating Company - Power Block safety composite
Prairie State Generating Company - Power Block scores strongest on total case rate (tcr) (safer than 78% of same-industry peers) and weakest on dart rate (safer than 38%), 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).
57/100
Percentile-weighted across 3 of 3 measures
- Total Case Rate (TCR)
- B 0.72 per 100 workers
Safer than 78% of industry peers
- DART rate
- D 0.48 per 100 workers
Safer than 38% 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
Prairie State Generating Company - Power Block: 0.4 → 1.4 TCR
Peak year 2023 @ 2.0 TCR · DART/TCR 0.67× in 2024
Prairie State Generating Company - Power Block's TCR rose 1.0 from 0.4 in 2019 to 1.4 in 2024. Peak filing year was 2023 at 2.0 TCR. In 2024, DART was 0.67× this establishment's average TCR (severity share of cases).
OSHA ITA Form 300A scorecard
Establishment book 221112 · Marissa, IL AT/BELOW-IND · MID
Grade B · TCR 0.7 · 60% of ind
- DART 0.5 DART
- RANK #6/28
- PHOTO Cane Run
- BOOK 6y book
- INJ 7 inj
- SIZE ~213 FTE
Nearest TCR peer: Cane Run (0.0 TCR gap)
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Prairie State Generating Company - Power Block in the TCR neighbourhood
Average Total Case Rate among this establishment and nearest same-industry peers
- This site
Prairie State Generating Company - Power Block
0.7 TCR
- Cane Run
Cane Run
0.7 TCR
- Quail Run Ener
Quail Run Energy Center
0.7 TCR
- AMEREN MISSOUR
AMEREN MISSOURI - Sioux Energy Ctr Gen and Bud
0.7 TCR
- ENGIE Buckeye
ENGIE Buckeye Operations, LLC
0.7 TCR
What this shows Prairie State Generating Company - Power Block averages 0.7 TCR (60% of the Electric power generation, fossil fuel (e.g., coal, oil, gas) BLS benchmark).
Prairie State Generating Company - Power Block TCR series: 2019=0.4 · 2020=0 · 2021=0 · 2022=0.5 · 2023=2 · 2024=1.4 · BLS 1.2
Where Prairie State Generating Company - Power Block falls in its industry
846 Electric power generation, fos establishmentsSafer than 78% of graded establishments in this industry, whose median TCR is 1.5.
Narrower to Illinois alone (the establishments it most directly competes with for workers and contracts): ranked #6 safest of 28 Electric power generation, fos employers in Illinois.
Prairie State Generating Company - Power Block has more employees than the Electric power generation, fossil fuel ( 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 |
|---|---|---|---|---|---|
| 2024 | 1.4 | 0.5 | 2 | 1 | 0 |
| 2023 | 2.0 | 1.0 | 3 | 1 | 0 |
| 2022 | 0.5 | 0.0 | 1 | 0 | 0 |
| 2021 | 0.0 | 0.0 | 0 | 0 | 0 |
| 2020 | 0.0 | 0.0 | 0 | 0 | 0 |
| 2019 | 0.4 | 0.4 | 1 | 0 | 0 |
OSHA ITA peer cross-reference
Establishment peer ledger
221112 · IL · Marissa
846 Electric power generation, fossil fuel (e.g., coal, oil, gas) employers nationwide with a credible TCR · 22,804 rated employers in Illinois with headcount on file · 8 employers in Marissa, 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 | Cane Run | 0.7 TCR |
| NAICS-TCR | Quail Run Energy Center | 0.7 TCR |
| NAICS-TCR | AMEREN MISSOURI - Sioux Energy Ctr Gen and Bud | 0.7 TCR |
| NAICS-TCR | ENGIE Buckeye Operations, LLC | 0.7 TCR |
| STATE-SIZE | Mondelez Global LLC | 213 FTE |
| STATE-SIZE | Imagine | 213 FTE |
| STATE-SIZE | SABIC Ottawa, IL Site | 213 FTE |
| STATE-SIZE | Swan Surfaces | 213 FTE |
| CITY-NEAR | Prairie State Generating Company, LLC - Power Station | 214 FTE |
| CITY-NEAR | The Dickey Family | 91 FTE |
| CITY-NEAR | Prairie State | 63 FTE |
| CITY-NEAR | Prairie State Generating Company - Corporate Office | 53 FTE |
| NAT-TCR | HST Construction | 0.7 TCR |
| NAT-TCR | Main Warehouse-Riviera Beach | 0.7 TCR |
| NAT-TCR | St. Petersburg | 0.7 TCR |
| NAT-TCR | ABLe Communications, Inc. HQ | 0.7 TCR |
| NAT-SIZE | indus | 213 FTE |
| NAT-SIZE | B30 | 213 FTE |
| NAT-SIZE | Mechanicsburg (Carlisle) | 213 FTE |
| NAT-SIZE | TCCo-SDI | 213 FTE |
Rel codes: NAICS-TCR · STATE-SIZE · CITY-NEAR · NAT-TCR/NAT-SIZE cross-state. Read with this employer →
Read our methodology - how this data is sourced, computed, and verified.