Sewer cleaning and rodding services · Connecticut

National Water Main Cleaning Company (Rocky Hill Division)

Rocky Hill, CT · ~29 workers · 7 years of OSHA Injury Tracking Application data.

F
Failing Safety Record
10.9
Avg TCR
2.6
Industry avg
0
Fatalities
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The verdict

National Water Main Cleaning Company (Rocky Hill Division) runs at 419% of its industry's injury rate - far more dangerous than the typical Sewer cleaning and rodding services workplace, earning a grade F.

National Water Main Cleaning Company (Rocky Hill Division): 10.9 TCR = 419% of Sewer cleaning and rodding services BLS 2.6 · 7y Form 300A (see methodology below)

National Water Main Cleaning Company (Rocky Hill Division) safety composite

National Water Main Cleaning Company (Rocky Hill Division) scores strongest on dart rate (safer than 81% of same-industry peers) and weakest on total case rate (tcr) (safer than 2%), 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)
F 10.9 per 100 workers

Safer than 2% of industry peers

DART rate
B 0 per 100 workers

Safer than 81% of industry peers

Fatalities
D 0

Safer than 53% 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

−8.6

2016→2023

National Water Main Cleaning Company (Rocky Hill Division) injury rate improved

National Water Main Cleaning Company (Rocky Hill Division)'s TCR fell 8.6 from 8.6 in 2016 to 0.0 in 2023. Peak filing year was 2020 at 21.1 TCR. In 2023, DART was 0× this establishment's average TCR (severity share of cases).

2016=8.6 · 2017=10.5 · 2018=13.5 · 2019=18.0 · 2020=21.1 · 2022=4.6 · 2023=0.0

OSHA ITA Form 300A scorecard

Establishment book 562998 · Rocky Hill, CT ABOVE-IND · SMALL

Grade F · TCR 10.9 · 419% of ind

  • DART 0.0 DART
  • RANK #4/4
  • PHOTO R.K. Hydro-Vac, PA, …
  • BOOK 7y book
  • INJ 17 inj
  • SIZE ~29 FTE

Nearest TCR peer: R.K. Hydro-Vac, PA, Inc (1.1 TCR gap)

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

National Water Main Cleaning Company (Rocky Hill Division) in the TCR neighbourhood

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

TCR

What this shows National Water Main Cleaning Company (Rocky Hill Division) averages 10.9 TCR (419% of the Sewer cleaning and rodding services BLS benchmark).

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

National Water Main Cleaning Company (Rocky Hill Division) TCR series: 2016=8.6 · 2017=10.5 · 2018=13.5 · 2019=18 · 2020=21.1 · 2022=4.6 · 2023=0 · BLS 2.6

Where National Water Main Cleaning Company (Rocky Hill Division) falls in its industry

121 Sewer cleaning and rodding ser establishments

Safer than 2% of graded establishments in this industry, whose median TCR is 2.4.

More dangerous than peersSafer than peers

Narrower to Connecticut alone (the establishments it most directly competes with for workers and contracts): ranked #4 safest of 4 Sewer cleaning and rodding ser employers in Connecticut.

National Water Main Cleaning Company (Rocky Hill Division) (29 employees, TCR 10.9) among 29 same-industry peers, split at the industry median of 62 employees and a TCR of 2.4 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 051015 Average employees Total Case Rate National Water Main Cleaning Company (Rocky Hill Division)
National Water Main Cleaning Company (Rocky Hill Division) (29 employees, TCR 10.9) among 29 same-industry peers, split at the industry median of 62 employees and a TCR of 2.4

National Water Main Cleaning Company (Rocky Hill Division) has fewer employees than the Sewer cleaning and rodding services median and a higher injury rate than the industry's median TCR of 2.4. 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
2023 0.0 0.0 0 0 0
2022 4.6 4.6 1 0 0
2020 21.1 10.5 3 3 0
2019 18.0 15.4 5 2 0
2018 13.5 10.8 5 0 0
2017 10.5 10.5 2 1 0
2016 8.6 8.6 1 1 0

OSHA ITA peer cross-reference

Establishment peer ledger

562998 · CT · Rocky Hill

121 Sewer cleaning and rodding services employers nationwide with a credible TCR · 7,008 rated employers in Connecticut with headcount on file · 87 employers in Rocky Hill, CT · 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 R.K. Hydro-Vac, PA, Inc 9.8 TCR
NAICS-TCR Best Pots Inc 9.5 TCR
NAICS-TCR Houston & Harris PCS, Inc. 12.6 TCR
NAICS-TCR National Water Main Cleaning Company (Utica Division) 8.8 TCR
STATE-SIZE First Taxing District Water Department Treatment Plant 29 FTE
STATE-SIZE Jacobs - Norwalk - OMI 29 FTE
STATE-SIZE Cocchiola Paving, Inc. 29 FTE
STATE-SIZE Public Works - Streets amd Roads 29 FTE
CITY-NEAR Point32Health Rocky Hill 4,440 FTE
CITY-NEAR Henkel Way 549 FTE
CITY-NEAR Sysco Foods CT 323 FTE
CITY-NEAR SecureCare Options dba 60 West 317 FTE
NAT-TCR Public Hospital District #4 King County (DBA Snoqualmie Valley Hospital) 10.9 TCR
NAT-TCR Food 4 Less - Salinas 10.9 TCR
NAT-TCR CA.SIMIV.5 - Ricoh Usa, Inc 10.9 TCR
NAT-TCR United Brass Manufacturers - Forging Division 10.9 TCR
NAT-SIZE Portland Argyle 29 FTE
NAT-SIZE Diesel Exchange, Inc. 29 FTE
NAT-SIZE Gold Star FS, Inc. Cambridge 29 FTE
NAT-SIZE Altoona, Pa - 070 29 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: 2023, 2022, 2020, 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.