Water supply systems · California

California Water Service Group

San Jose, CA · ~897 workers · 3 years of OSHA Injury Tracking Application data.

F
Failing Safety Record
18.1
Avg TCR
1.2
Industry avg
0
Fatalities
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The verdict

California Water Service Group runs at 1507% of its industry's injury rate - far more dangerous than the typical Water supply systems workplace, earning a grade F.

California Water Service Group: 18.1 TCR = 1507% of Water supply systems BLS 1.2 · 3y Form 300A (see methodology below)

California Water Service Group safety composite

California Water Service Group scores strongest on fatalities (safer than 51% of same-industry peers) and weakest on total case rate (tcr) (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

28/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
F 18.08 per 100 workers

Safer than 1% of industry peers

DART rate
D 2.69 per 100 workers

Safer than 43% 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%).

TCR Δ

−45.6

2016→2024

California Water Service Group injury rate improved

California Water Service Group's TCR fell 45.6 from 49.5 in 2016 to 3.9 in 2024. Peak filing year was 2016 at 49.5 TCR. In 2024, DART was 0.15× this establishment's average TCR (severity share of cases).

2016=49.5 · 2019=0.9 · 2024=3.9

OSHA ITA Form 300A scorecard

Establishment book 221310 · San Jose, CA ABOVE-IND · MID

Grade F · TCR 18.1 · 1507% of ind

  • DART 2.7 DART
  • RANK #175/176
  • PHOTO M&B Environmental, I…
  • BOOK 3y book
  • INJ 92 inj
  • SIZE ~897 FTE

Nearest TCR peer: M&B Environmental, Inc. (0.1 TCR gap)

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

California Water Service Group in the TCR neighbourhood

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

TCR

What this shows California Water Service Group averages 18.1 TCR (1507% of the Water supply systems BLS benchmark).

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

California Water Service Group TCR series: 2016=49.5 · 2019=0.9 · 2024=3.9 · BLS 1.2

Where California Water Service Group falls in its industry

727 Water supply systems establishments

Safer than 1% of graded establishments in this industry, whose median TCR is 4.2.

More dangerous than peersSafer than peers

Narrower to California alone (the establishments it most directly competes with for workers and contracts): ranked #175 safest of 176 Water supply systems employers in California.

California Water Service Group (897 employees, TCR 18.1) among 29 same-industry peers, split at the industry median of 53 employees and a TCR of 4.2 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 02004006008001,000 05101520 Average employees Total Case Rate California Water Service Group
California Water Service Group (897 employees, TCR 18.1) among 29 same-industry peers, split at the industry median of 53 employees and a TCR of 4.2

California Water Service Group has more employees than the Water supply systems median and a higher injury rate than the industry's median TCR of 4.2. 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 3.9 2.7 43 0 0
2019 0.9 0.9 3 0 0
2016 49.5 41.9 46 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

221310 · CA · San Jose

727 Water supply systems employers nationwide with a credible TCR · 51,834 rated employers in California with headcount on file · 1,102 employers in San Jose, 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 M&B Environmental, Inc. 18.1 TCR
NAICS-TCR Valley of the Moon Water District 17.9 TCR
NAICS-TCR Municipal Service Center - Water 18.6 TCR
NAICS-TCR Griffith Landscape/Irrigation District 17.3 TCR
STATE-SIZE Amazon.com Services LLC - MCE1 897 FTE
STATE-SIZE California Department of Transportation Facility 438 896 FTE
STATE-SIZE Amazon.com Services LLC - LAX5 898 FTE
STATE-SIZE Amazon.com Services LLC - SCK1 898 FTE
CITY-NEAR 2636-CALIFORNIA.SAN JOSE 11,308 FTE
CITY-NEAR Santa Clara Valley Healthcare, Valley Medical Center (Hospital & Clinics) 7,299 FTE
CITY-NEAR Rosendin - Main 6,964 FTE
CITY-NEAR Santa Clara Valley Medical Center (SCVMC & Clinics) 6,576 FTE
NAT-TCR Fairmount - Special Programs 18.1 TCR
NAT-TCR ANC Trucking LLC 18.1 TCR
NAT-TCR Paris Home Health 18.1 TCR
NAT-TCR K & D Installation Services LLC 18.1 TCR
NAT-SIZE Silver Line Building Products 897 FTE
NAT-SIZE St. Joseph Health Center 897 FTE
NAT-SIZE Woodlands Towers 897 FTE
NAT-SIZE Eufaula Fresh Plant 897 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, 2019, 2016. 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.