Plumbers · California

Andersen Commercial Plumbing

San Dimas, CA · ~103 workers · 3 years of OSHA Injury Tracking Application data.

F
Failing Safety Record
6.2
Avg TCR
2.8
Industry avg
0
Fatalities
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The verdict

Andersen Commercial Plumbing runs at 221% of its industry's injury rate - far more dangerous than the typical Plumbers workplace, earning a grade F.

Andersen Commercial Plumbing: 6.2 TCR = 221% of Plumbers BLS 2.8 · 3y Form 300A (see methodology below)

Andersen Commercial Plumbing safety composite

Andersen Commercial Plumbing scores strongest on fatalities (safer than 51% of same-industry peers) and weakest on dart rate (safer than 12%), 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

27/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
F 6.18 per 100 workers

Safer than 26% of industry peers

DART rate
F 6.09 per 100 workers

Safer than 12% 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

Andersen Commercial Plumbing: 5.1 → 6.1 TCR

Peak year 2018 @ 7.3 TCR · DART/TCR 0.99× in 2019

Andersen Commercial Plumbing's TCR rose 1.0 from 5.1 in 2017 to 6.1 in 2019. Peak filing year was 2018 at 7.3 TCR. In 2019, DART was 0.99× this establishment's average TCR (severity share of cases).

OSHA ITA Form 300A scorecard

Establishment book 238220 · San Dimas, CA ABOVE-IND · MID

Grade F · TCR 6.2 · 221% of ind

  • DART 6.1 DART
  • RANK #405/594
  • PHOTO Popejoy Plumbing, He…
  • BOOK 3y book
  • INJ 19 inj
  • SIZE ~103 FTE

Nearest TCR peer: Popejoy Plumbing, Heating and Electric, Inc. (0.0 TCR gap)

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

Andersen Commercial Plumbing in the TCR neighbourhood

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

TCR

What this shows Andersen Commercial Plumbing averages 6.2 TCR (221% of the Plumbers BLS benchmark).

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

Andersen Commercial Plumbing TCR series: 2017=5.1 · 2018=7.3 · 2019=6.1 · BLS 2.8

Where Andersen Commercial Plumbing falls in its industry

5,793 Plumbers establishments

Safer than 26% of graded establishments in this industry, whose median TCR is 3.3.

More dangerous than peersSafer than peers

Narrower to California alone (the establishments it most directly competes with for workers and contracts): ranked #405 safest of 594 Plumbers employers in California.

Andersen Commercial Plumbing (103 employees, TCR 6.2) 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 Andersen Commercial Plumbing
Andersen Commercial Plumbing (103 employees, TCR 6.2) among 29 same-industry peers, split at the industry median of 60 employees and a TCR of 3.3

Andersen Commercial Plumbing has more employees than the Plumbers 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
2019 6.1 6.1 7 0 0
2018 7.3 5.2 7 0 0
2017 5.1 3.1 5 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

238220 · CA · San Dimas

5,793 Plumbers employers nationwide with a credible TCR · 51,834 rated employers in California with headcount on file · 73 employers in San Dimas, CA · 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 Popejoy Plumbing, Heating and Electric, Inc. 6.2 TCR
NAICS-TCR BMR2 6.2 TCR
NAICS-TCR BURGESON'S HEATING AND AIR CONDITIONING, INC 6.2 TCR
NAICS-TCR Kevin Cohen Plumbing, Inc. 6.2 TCR
STATE-SIZE T&A Onions - Huron - Harvest 103 FTE
STATE-SIZE Macdoel Fields 103 FTE
STATE-SIZE Alexandra Dates Inc 103 FTE
STATE-SIZE DiMare Company 103 FTE
CITY-NEAR ROCKWELL DRYWALL, INC. 1,302 FTE
CITY-NEAR LOCATION 15008 796 FTE
CITY-NEAR Gilead Sciences, Inc. 686 FTE
CITY-NEAR Raging Waters Los Angeles 473 FTE
NAT-TCR Stericycle - Chandler,AZ 6.2 TCR
NAT-TCR 6836-TAM 6.2 TCR
NAT-TCR 6400-Swy 0020 1786 6.2 TCR
NAT-TCR 880 Donata Ct 6.2 TCR
NAT-SIZE Ultimate RB 103 FTE
NAT-SIZE Mary T. Murphy Elementary School 103 FTE
NAT-SIZE 4113-41131003-R15 103 FTE
NAT-SIZE 104 - Merle Hay 103 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: 2019, 2018, 2017. This is publicly available government data - not a legal determination of workplace conditions.
Data sourced from official public datasets. See our methodology for details.