Sewage treatment plants or facilities · California

Joint Water Pollution Control Plant Water Reclamation Plant Laboratory

Carson, CA · ~56 workers · 5 years of OSHA Injury Tracking Application data.

F
Failing Safety Record
8.4
Avg TCR
1.2
Industry avg
0
Fatalities
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The verdict

Joint Water Pollution Control Plant Water Reclamation Plant Laboratory runs at 698% of its industry's injury rate - far more dangerous than the typical Sewage treatment plants or facilities workplace, earning a grade F.

Joint Water Pollution Control Plant Water Reclamation Plant Laboratory: 8.4 TCR = 698% of Sewage treatment plants or facilities BLS 1.2 · 5y Form 300A (see methodology below)

Joint Water Pollution Control Plant Water Reclamation Plant Laboratory safety composite

Joint Water Pollution Control Plant Water Reclamation Plant Laboratory scores strongest on fatalities (safer than 50% of same-industry peers) and weakest on dart rate (safer than 0%), 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

21/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
F 8.37 per 100 workers

Safer than 22% of industry peers

DART rate
F 37.77 per 100 workers

Safer than 0% of industry peers

Fatalities
D 0

Safer than 50% 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

Joint Water Pollution Control Plant Water Reclamation Plant Laboratory: 2.1 → 37.8 TCR

Peak year 2022 @ 37.8 TCR · DART/TCR 4.51× in 2022

Joint Water Pollution Control Plant Water Reclamation Plant Laboratory's TCR rose 35.6 from 2.1 in 2017 to 37.8 in 2022. In 2022, DART was 4.51× this establishment's average TCR (severity share of cases).

OSHA ITA Form 300A scorecard

Establishment book 221320 · Carson, CA ABOVE-IND · SMALL

Grade F · TCR 8.4 · 698% of ind

  • DART 37.8 DART
  • RANK #58/74
  • PHOTO City of Saginaw Wast…
  • BOOK 5y book
  • INJ 2 inj
  • SIZE ~56 FTE

Nearest TCR peer: City of Saginaw Wastewater Treatment Plant (0.0 TCR gap)

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

Joint Water Pollution Control Plant Water Reclamation Plant Laboratory in the TCR neighbourhood

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

TCR

What this shows Joint Water Pollution Control Plant Water Reclamation Plant Laboratory averages 8.4 TCR (698% of the Sewage treatment plants or facilities BLS benchmark).

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

Joint Water Pollution Control Plant Water Reclamation Plant Laboratory TCR series: 2017=2.1 · 2018=0 · 2019=0 · 2020=1.9 · 2022=37.8 · BLS 1.2

Where Joint Water Pollution Control Plant Water Reclamation Plant Laboratory falls in its industry

400 Sewage treatment plants or fac establishments

Safer than 22% of graded establishments in this industry, whose median TCR is 4.4.

More dangerous than peersSafer than peers

Narrower to California alone (the establishments it most directly competes with for workers and contracts): ranked #58 safest of 74 Sewage treatment plants or fac employers in California.

Joint Water Pollution Control Plant Water Reclamation Plant Laboratory (56 employees, TCR 8.4) among 29 same-industry peers, split at the industry median of 47 employees and a TCR of 4.4 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 0200400600 0510152025 Average employees Total Case Rate Joint Water Pollution Control Plant Water Reclamation Plant Laboratory
Joint Water Pollution Control Plant Water Reclamation Plant Laboratory (56 employees, TCR 8.4) among 29 same-industry peers, split at the industry median of 47 employees and a TCR of 4.4

Joint Water Pollution Control Plant Water Reclamation Plant Laboratory has more employees than the Sewage treatment plants or facilities median and a higher injury rate than the industry's median TCR of 4.4. 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
2022 37.8 37.8 0 20 0
2020 1.9 0.0 1 0 0
2019 0.0 0.0 0 0 0
2018 0.0 0.0 0 0 0
2017 2.1 2.1 1 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

221320 · CA · Carson

400 Sewage treatment plants or facilities employers nationwide with a credible TCR · 51,834 rated employers in California with headcount on file · 236 employers in Carson, 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 City of Saginaw Wastewater Treatment Plant 8.4 TCR
NAICS-TCR WWTP 8.3 TCR
NAICS-TCR 2962-00001704 8.3 TCR
NAICS-TCR Wastewater Treatment Plant 8.4 TCR
STATE-SIZE Wallace Brothers 56 FTE
STATE-SIZE New Sun Farms, Inc 56 FTE
STATE-SIZE 1624 Poole Blvd., Yuba City, CA 95993 56 FTE
STATE-SIZE Copperhill 56 FTE
CITY-NEAR Centric Parts (PEO) - Carson 1,190 FTE
CITY-NEAR Los Angeles Refinery Carson 1,083 FTE
CITY-NEAR AMPAM Parks Mechanical 965 FTE
CITY-NEAR City of Carson 755 FTE
NAT-TCR Mead Lumber Manhattan 8.4 TCR
NAT-TCR Industrial Finishing Services, Inc 8.4 TCR
NAT-TCR 4598-Rtc Boise 8.4 TCR
NAT-TCR 4769-257-Pottery Barn 8.4 TCR
NAT-SIZE HG708 56 FTE
NAT-SIZE Hamburg Borough Board of Education 56 FTE
NAT-SIZE The Oaks at Lebanon 56 FTE
NAT-SIZE Darling Ingredients Inc. 56 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: 2022, 2020, 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.