Combination Utilities · Indiana

506-NiSource-Plymouth IN-Electric Sub

Plymouth, IN · ~15 workers · 8 years of OSHA Injury Tracking Application data.

D
Poor Safety Record
1.9
Avg TCR
1.2
Industry avg
0
Fatalities
Subscribe to safety-record updates (RSS)

The verdict

506-NiSource-Plymouth IN-Electric Sub runs at 159% of its industry's injury rate - more dangerous than the typical Combination Utilities workplace, earning a grade D.

506-NiSource-Plymouth IN-Electric Sub: 1.9 TCR = 159% of Combination Utilities BLS 1.2 · 8y Form 300A (see methodology below)

506-NiSource-Plymouth IN-Electric Sub safety composite

506-NiSource-Plymouth IN-Electric Sub scores strongest on dart rate (safer than 77% 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

62/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
D 1.91 per 100 workers

Safer than 54% of industry peers

DART rate
B 0 per 100 workers

Safer than 77% 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%).

506-NiSource-Plymouth IN-Electric Sub held a steady TCR band

506-NiSource-Plymouth IN-Electric Sub's TCR held near 0.0 from 0.0 in 2016 to 0.0 in 2024. Peak filing year was 2019 at 8.2 TCR. In 2024, DART was 0× this establishment's average TCR (severity share of cases).

2016=0.0 · 2017=0.0 · 2018=7.1 · 2019=8.2 · 2020=0.0 · 2022=0.0 · 2023=0.0 · 2024=0.0

OSHA ITA Form 300A scorecard

Establishment book 221121 · Plymouth, IN ABOVE-IND · SMALL

Grade D · TCR 1.9 · 159% of ind

  • DART 0.0 DART
  • RANK #2/5
  • PHOTO Minnkota Power Coope…
  • BOOK 8y book
  • INJ 2 inj
  • SIZE ~15 FTE

Nearest TCR peer: Minnkota Power Cooperative, Inc. (0.0 TCR gap)

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

506-NiSource-Plymouth IN-Electric Sub in the TCR neighbourhood

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

TCR

What this shows 506-NiSource-Plymouth IN-Electric Sub averages 1.9 TCR (159% of the Combination Utilities BLS benchmark).

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

506-NiSource-Plymouth IN-Electric Sub TCR series: 2016=0 · 2017=0 · 2018=7.1 · 2019=8.2 · 2020=0 · 2022=0 · 2023=0 · 2024=0 · BLS 1.2

Where 506-NiSource-Plymouth IN-Electric Sub falls in its industry

263 Combination Utilities establishments

Safer than 54% of graded establishments in this industry, whose median TCR is 2.2.

More dangerous than peersSafer than peers

Narrower to Indiana alone (the establishments it most directly competes with for workers and contracts): ranked #2 safest of 5 Combination Utilities employers in Indiana.

506-NiSource-Plymouth IN-Electric Sub (15 employees, TCR 1.9) among 29 same-industry peers, split at the industry median of 71 employees and a TCR of 2.2 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 0200400600800 0246810 Average employees Total Case Rate 506-NiSource-Plymouth IN-Electric Sub
506-NiSource-Plymouth IN-Electric Sub (15 employees, TCR 1.9) among 29 same-industry peers, split at the industry median of 71 employees and a TCR of 2.2

506-NiSource-Plymouth IN-Electric Sub has fewer employees than the Combination Utilities median and a lower injury rate than the industry's median TCR of 2.2. 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 0.0 0.0 0 0 0
2023 0.0 0.0 0 0 0
2022 0.0 0.0 0 0 0
2020 0.0 0.0 0 0 0
2019 8.2 8.2 1 0 0
2018 7.1 0.0 1 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

221121 · IN · Plymouth

263 Combination Utilities employers nationwide with a credible TCR · 12,750 rated employers in Indiana with headcount on file · 80 employers in Plymouth, IN · 4 cross-state NAT-TCR peers. Closest matches by relationship code are listed below.

Rel Establishment Metric
NAICS-TCR Minnkota Power Cooperative, Inc. 1.9 TCR
NAICS-TCR Oncor SOSF 2.0 TCR
NAICS-TCR Moline Customer Office 1.9 TCR
NAICS-TCR AMEREN MISSOURI - Substations - South 1.8 TCR
STATE-SIZE National Energy of Lincoln 15 FTE
STATE-SIZE 211-NiSource-Gary IN-Electric Substation 15 FTE
STATE-SIZE HTNE Hydrodemolition Services, LLC 15 FTE
STATE-SIZE Carpenter Electric of Richmond, INC 15 FTE
CITY-NEAR Plymouth Community School Corporation 529 FTE
CITY-NEAR PCSC 492 FTE
CITY-NEAR HRT Plymouth 405 FTE
CITY-NEAR WM 1978 360 FTE
NAT-TCR Voltage Multipliers, Inc. 1.9 TCR
NAT-TCR Stonecroft Transportation Center 1.9 TCR
NAT-TCR EVRAZ Pueblo 1.9 TCR
NAT-TCR Hopewell/Chester 1.9 TCR

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, 2023, 2022, 2020, 2019, 2018, 2017, 2016. 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.