Gas, natural, distribution · New Hampshire

Northern Utilities d/b/a Unitil

Portsmouth, NH · ~53 workers · 2 years of OSHA Injury Tracking Application data.

F
Failing Safety Record
3.1
Avg TCR
1.2
Industry avg
0
Fatalities
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The verdict

Northern Utilities d/b/a Unitil runs at 255% of its industry's injury rate - far more dangerous than the typical Gas, natural, distribution workplace, earning a grade F.

Northern Utilities d/b/a Unitil: 3.1 TCR = 255% of Gas, natural, distribution BLS 1.2 · 2y Form 300A (see methodology below)

Northern Utilities d/b/a Unitil safety composite

Northern Utilities d/b/a Unitil scores strongest on fatalities (safer than 50% of same-industry peers) and weakest on dart rate (safer than 37%), 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).

D

42/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
D 3.06 per 100 workers

Safer than 42% of industry peers

DART rate
D 2.18 per 100 workers

Safer than 37% 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%).

TCR Δ

−1.8

2017→2018

Northern Utilities d/b/a Unitil injury rate improved

Northern Utilities d/b/a Unitil's TCR fell 1.8 from 3.9 in 2017 to 2.2 in 2018. Peak filing year was 2017 at 3.9 TCR. In 2018, DART was 0.71× this establishment's average TCR (severity share of cases).

2017=3.9 · 2018=2.2

OSHA ITA Form 300A scorecard

Establishment book 221210 · Portsmouth, NH ABOVE-IND · SMALL

Grade F · TCR 3.1 · 255% of ind

  • DART 2.2 DART
  • RANK P42
  • PHOTO Vectren Corporation …
  • BOOK 2y book
  • INJ 3 inj
  • SIZE ~53 FTE

Nearest TCR peer: Vectren Corporation - Danville (0.0 TCR gap)

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

Northern Utilities d/b/a Unitil in the TCR neighbourhood

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

TCR

What this shows Northern Utilities d/b/a Unitil averages 3.1 TCR (255% of the Gas, natural, distribution BLS benchmark).

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

Northern Utilities d/b/a Unitil TCR series: 2017=3.9 · 2018=2.2 · BLS 1.2

Where Northern Utilities d/b/a Unitil falls in its industry

1,153 Gas, natural, distribution establishments

Safer than 42% of graded establishments in this industry, whose median TCR is 2.6.

More dangerous than peersSafer than peers
Northern Utilities d/b/a Unitil (53 employees, TCR 3.1) among 29 same-industry peers, split at the industry median of 56 employees and a TCR of 2.6 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 05101520 Average employees Total Case Rate Northern Utilities d/b/a Unitil
Northern Utilities d/b/a Unitil (53 employees, TCR 3.1) among 29 same-industry peers, split at the industry median of 56 employees and a TCR of 2.6

Northern Utilities d/b/a Unitil has fewer employees than the Gas, natural, distribution median and a higher injury rate than the industry's median TCR of 2.6. 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
2018 2.2 2.2 1 0 0
2017 3.9 3.9 2 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

221210 · NH · Portsmouth

1,153 Gas, natural, distribution employers nationwide with a credible TCR · 2,718 rated employers in New Hampshire with headcount on file · 119 employers in Portsmouth, NH · 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 Vectren Corporation - Danville 3.1 TCR
NAICS-TCR CenterPoint Energy - West District Houston 3.1 TCR
NAICS-TCR CenterPoint Energy - Terre Haute 3.0 TCR
NAICS-TCR CenterPoint Energy - Mankato 3.0 TCR
STATE-SIZE Eversource - Tilton 53 FTE
STATE-SIZE Denron Plumbing & HVAC, LLC - South 53 FTE
STATE-SIZE New England Boring Contractors 53 FTE
STATE-SIZE Label Tech, Inc. 53 FTE
CITY-NEAR Lonza Portsmouth 1,182 FTE
CITY-NEAR Portsmouth Regional Hospital 1,160 FTE
CITY-NEAR LDRM Visa Support Services NVC-DTSV 339 FTE
CITY-NEAR LDRM Visa Support Services NVC-LWH 330 FTE
NAT-TCR CWI 3.1 TCR
NAT-TCR Alton location 3.1 TCR
NAT-TCR Joshen Paper & Packaging of AR 3.1 TCR
NAT-TCR 779 - Riverhead 3.1 TCR
NAT-SIZE Wire Form Division of Iowa 53 FTE
NAT-SIZE ACCESS & Transportation 53 FTE
NAT-SIZE Grace Living Center-Mangum 53 FTE
NAT-SIZE Diamond Care Center 53 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: 2018, 2017. 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.