Plumbing, Heating, and Air-Conditioning Contractors · Hawaii

13640 Calvin S Plumbing, Inc.

Kailua Kona, HI · ~29 workers · 2 years of OSHA Injury Tracking Application data.

F
Failing Safety Record
5.7
Avg TCR
2.8
Industry avg
0
Fatalities
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The verdict

13640 Calvin S Plumbing, Inc. runs at 202% of its industry's injury rate - far more dangerous than the typical Plumbing, Heating, and Air-Conditioning Contractors workplace, earning a grade F.

13640 Calvin S Plumbing, Inc.: 5.7 TCR = 202% of Plumbing, Heating, and Air-Conditioning Contractors BLS 2.8 · 2y Form 300A (see methodology below)

13640 Calvin S Plumbing, Inc. safety composite

13640 Calvin S Plumbing, Inc. scores strongest on fatalities (safer than 51% of same-industry peers) and weakest on dart rate (safer than 21%), 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).

F

32/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
F 5.66 per 100 workers

Safer than 29% of industry peers

DART rate
F 4.05 per 100 workers

Safer than 21% 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

13640 Calvin S Plumbing, Inc.: 3.2 → 8.1 TCR

Peak year 2024 @ 8.1 TCR · DART/TCR 0.72× in 2024

13640 Calvin S Plumbing, Inc.'s TCR rose 4.9 from 3.2 in 2023 to 8.1 in 2024. In 2024, DART was 0.72× this establishment's average TCR (severity share of cases).

OSHA ITA Form 300A scorecard

Establishment book 238220 · Kailua Kona, HI ABOVE-IND · SMALL

Grade F · TCR 5.7 · 202% of ind

  • DART 4.0 DART
  • RANK #19/26
  • PHOTO RRSC Los Angeles South
  • BOOK 2y book
  • INJ 3 inj
  • SIZE ~29 FTE

Nearest TCR peer: RRSC Los Angeles South (0.0 TCR gap)

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

13640 Calvin S Plumbing, Inc. in the TCR neighbourhood

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

TCR

What this shows 13640 Calvin S Plumbing, Inc. averages 5.7 TCR (202% of the Plumbing, Heating, and Air-Conditioning Contractors BLS benchmark).

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

13640 Calvin S Plumbing, Inc. TCR series: 2023=3.2 · 2024=8.1 · BLS 2.8

Where 13640 Calvin S Plumbing, Inc. falls in its industry

5,793 Plumbing, Heating, and Air-Con establishments

Safer than 29% of graded establishments in this industry, whose median TCR is 3.3.

More dangerous than peersSafer than peers

Narrower to Hawaii alone (the establishments it most directly competes with for workers and contracts): ranked #19 safest of 26 Plumbing, Heating, and Air-Con employers in Hawaii.

13640 Calvin S Plumbing, Inc. (29 employees, TCR 5.7) among 29 same-industry peers, split at the industry median of 60 employees and a TCR of 3.3 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 050100150200250 05101520 Average employees Total Case Rate 13640 Calvin S Plumbing, Inc.
13640 Calvin S Plumbing, Inc. (29 employees, TCR 5.7) among 29 same-industry peers, split at the industry median of 60 employees and a TCR of 3.3

13640 Calvin S Plumbing, Inc. has fewer employees than the Plumbing, Heating, and Air-Conditioning median and a higher injury rate than the industry's median TCR of 3.3. 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 8.1 4.0 2 0 0
2023 3.2 0.0 1 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

238220 · HI · Kailua Kona

5,793 Plumbing, Heating, and Air-Conditioning Contractors employers nationwide with a credible TCR · 2,022 rated employers in Hawaii with headcount on file · 50 employers in Kailua Kona, HI · 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 RRSC Los Angeles South 5.7 TCR
NAICS-TCR Delta Temp Services, LLC 5.7 TCR
NAICS-TCR Total Water Treatment Systems Inc. Madison 5.7 TCR
NAICS-TCR E Amanti & Sons, Inc 5.7 TCR
STATE-SIZE 11863 GUNSTOCK RANCH, INC. 29 FTE
STATE-SIZE Kowa Premium Foods Hawaii Corporation 29 FTE
STATE-SIZE 2058-Haleiwa - Oahu, HI (Monsanto Co.) 29 FTE
STATE-SIZE 02 - KIUC - Eleele T&D 29 FTE
CITY-NEAR 2412 - Hawaii-Kona 337 FTE
CITY-NEAR WM 2321 330 FTE
CITY-NEAR 2321 282 FTE
CITY-NEAR 1561 LOWE S OF KONA HI 207 FTE
NAT-TCR Sparr Heights Estates Senior Living 5.7 TCR
NAT-TCR Brookdale Chatfield 5.7 TCR
NAT-TCR Agriculture Weights Measures 5.7 TCR
NAT-TCR County Waste LLC 8 5.7 TCR
NAT-SIZE Warehouse 3 29 FTE
NAT-SIZE Covington Service Center 29 FTE
NAT-SIZE Tool Time Portable Buildings and Storage Sheds, Inc. 29 FTE
NAT-SIZE New Tampa Provisions, Inc. 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: 2024, 2023. This is publicly available government data - not a legal determination of workplace conditions.
Data sourced from official public datasets. See our methodology for details.