Plumbing and heating contractors · California

Thorsen's-Norquist, Inc.

Turlock, CA · ~43 workers · 3 years of OSHA Injury Tracking Application data.

F
Failing Safety Record
9.8
Avg TCR
2.8
Industry avg
0
Fatalities
Subscribe to safety-record updates (RSS)

The verdict

Thorsen's-Norquist, Inc. runs at 349% of its industry's injury rate - far more dangerous than the typical Plumbing and heating contractors workplace, earning a grade F.

Thorsen's-Norquist, Inc.: 9.8 TCR = 349% of Plumbing and heating contractors BLS 2.8 · 3y Form 300A (see methodology below)

Thorsen's-Norquist, Inc. safety composite

Thorsen's-Norquist, Inc. scores strongest on fatalities (safer than 51% of same-industry peers) and weakest on dart rate (safer than 1%), 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

18/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
F 9.76 per 100 workers

Safer than 11% of industry peers

DART rate
F 16.85 per 100 workers

Safer than 1% 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

Thorsen's-Norquist, Inc.: 9.2 → 16.9 TCR

Peak year 2024 @ 16.9 TCR · DART/TCR 1.73× in 2024

Thorsen's-Norquist, Inc.'s TCR rose 7.6 from 9.2 in 2022 to 16.9 in 2024. In 2024, DART was 1.73× this establishment's average TCR (severity share of cases).

OSHA ITA Form 300A scorecard

Establishment book 238220 · Turlock, CA ABOVE-IND · SMALL

Grade F · TCR 9.8 · 349% of ind

  • DART 16.9 DART
  • RANK #502/594
  • PHOTO HSES - Queens
  • BOOK 3y book
  • INJ 12 inj
  • SIZE ~43 FTE

Nearest TCR peer: HSES - Queens (0.0 TCR gap)

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

Thorsen's-Norquist, Inc. in the TCR neighbourhood

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

TCR

What this shows Thorsen's-Norquist, Inc. averages 9.8 TCR (349% of the Plumbing and heating contractors BLS benchmark).

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

Thorsen's-Norquist, Inc. TCR series: 2022=9.2 · 2023=3.2 · 2024=16.9 · BLS 2.8

Where Thorsen's-Norquist, Inc. falls in its industry

5,793 Plumbing and heating contracto establishments

Safer than 11% 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 #502 safest of 594 Plumbing and heating contracto employers in California.

Thorsen's-Norquist, Inc. (43 employees, TCR 9.8) 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 Thorsen's-Norquist, Inc.
Thorsen's-Norquist, Inc. (43 employees, TCR 9.8) among 29 same-industry peers, split at the industry median of 60 employees and a TCR of 3.3

Thorsen's-Norquist, Inc. has fewer employees than the Plumbing and heating contractors 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 16.9 16.9 7 0 0
2023 3.2 3.2 1 0 0
2022 9.2 4.6 4 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

238220 · CA · Turlock

5,793 Plumbing and heating contractors employers nationwide with a credible TCR · 51,834 rated employers in California with headcount on file · 171 employers in Turlock, 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 HSES - Queens 9.8 TCR
NAICS-TCR Main Enterprises Inc 9.8 TCR
NAICS-TCR Production Plus Plumbing, Inc., Camarillo 9.8 TCR
NAICS-TCR DeHart Plumbing, Heating & Air, Inc. 9.8 TCR
STATE-SIZE Robert & Sandra Garcia Farming Partnership 43 FTE
STATE-SIZE ARVIN ADMINISTRATION 43 FTE
STATE-SIZE Donald W Beeman 43 FTE
STATE-SIZE KG Vineyard Management, LLC 43 FTE
CITY-NEAR 4701-027 1,079 FTE
CITY-NEAR Ono-209 911 FTE
CITY-NEAR Amazon.com Services LLC - MCE1 897 FTE
CITY-NEAR California Department of Transportation Facility 349 779 FTE
NAT-TCR Main Enterprises Inc 9.8 TCR
NAT-TCR 2216 Hin73 9.8 TCR
NAT-TCR Brown and White, Inc. 9.8 TCR
NAT-TCR Eastern Alloys 9.8 TCR
NAT-SIZE Dixie Grinders, Inc 43 FTE
NAT-SIZE The Bridge at Colorado Springs 43 FTE
NAT-SIZE A & R Construction Co 43 FTE
NAT-SIZE Burleson 43 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, 2022. 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.