Sewer and Drain Cleaning, Plumbing, Home Office Administrative functions · California

RRSC Los Angeles South

Corona, CA · ~73 workers · 5 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

RRSC Los Angeles South runs at 202% of its industry's injury rate - far more dangerous than the typical Sewer and Drain Cleaning, Plumbing, Home Office Administrative functions workplace, earning a grade F.

RRSC Los Angeles South: 5.7 TCR = 202% of Sewer and Drain Cleaning, Plumbing, Home Office Administrative functions BLS 2.8 · 5y Form 300A (see methodology below)

RRSC Los Angeles South safety composite

RRSC Los Angeles South scores strongest on fatalities (safer than 51% of same-industry peers) and weakest on dart rate (safer than 9%), 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 5.66 per 100 workers

Safer than 29% of industry peers

DART rate
F 7.11 per 100 workers

Safer than 9% 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

RRSC Los Angeles South: 6.0 → 9.9 TCR

Peak year 2024 @ 9.9 TCR · DART/TCR 1.26× in 2024

RRSC Los Angeles South's TCR rose 4.0 from 6.0 in 2020 to 9.9 in 2024. In 2024, DART was 1.26× this establishment's average TCR (severity share of cases).

OSHA ITA Form 300A scorecard

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

Grade F · TCR 5.7 · 202% of ind

  • DART 7.1 DART
  • RANK #389/594
  • PHOTO Delta Temp Services,…
  • BOOK 5y book
  • INJ 19 inj
  • SIZE ~73 FTE

Nearest TCR peer: Delta Temp Services, LLC (0.0 TCR gap)

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

RRSC Los Angeles South in the TCR neighbourhood

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

TCR

What this shows RRSC Los Angeles South averages 5.7 TCR (202% of the Sewer and Drain Cleaning, Plumbing, Home Office Administrative functions BLS benchmark).

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

RRSC Los Angeles South TCR series: 2020=6 · 2021=5.8 · 2022=4 · 2023=2.5 · 2024=9.9 · BLS 2.8

Where RRSC Los Angeles South falls in its industry

5,793 Sewer and Drain Cleaning, Plum establishments

Safer than 29% 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 #389 safest of 594 Sewer and Drain Cleaning, Plum employers in California.

RRSC Los Angeles South (73 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 RRSC Los Angeles South
RRSC Los Angeles South (73 employees, TCR 5.7) among 29 same-industry peers, split at the industry median of 60 employees and a TCR of 3.3

RRSC Los Angeles South has more employees than the Sewer and Drain Cleaning, Plumbing, Home 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 9.9 7.1 7 0 0
2023 2.5 2.5 2 0 0
2022 4.0 4.0 3 0 0
2021 5.8 5.8 4 0 0
2020 6.0 4.5 3 1 0

OSHA ITA peer cross-reference

Establishment peer ledger

238220 · CA · Corona

5,793 Sewer and Drain Cleaning, Plumbing, Home Office Administrative functions employers nationwide with a credible TCR · 51,834 rated employers in California with headcount on file · 409 employers in Corona, 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 Delta Temp Services, LLC 5.7 TCR
NAICS-TCR 13640 CALVIN S PLUMBING, INC. 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 CONSTRUCTION ADMINISTRATION 73 FTE
STATE-SIZE New Columbia 73 FTE
STATE-SIZE Main Location 73 FTE
STATE-SIZE P-R Farms Inc/Palomate Inc 73 FTE
CITY-NEAR Monster Energy Company 2535 Anselmo Dr 2,572 FTE
CITY-NEAR Monster Energy Company 2,388 FTE
CITY-NEAR Monster Energy Company - Anselmo Dr, Corona 2,335 FTE
CITY-NEAR California Department of Transportation Facility 289 1,587 FTE
NAT-TCR Penn Highlands Elk - Pinecrest Manor 5.7 TCR
NAT-TCR Delta Temp Services, LLC 5.7 TCR
NAT-TCR Building Products Plus Co LLC 5.7 TCR
NAT-TCR Diamond Path Elementary School 5.7 TCR
NAT-SIZE TLG-Cincinnati 73 FTE
NAT-SIZE Palmer Center 73 FTE
NAT-SIZE Jaguar Land Rover Sarasota 73 FTE
NAT-SIZE Kia of Clermont 73 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, 2021, 2020. This is publicly available government data - not a legal determination of workplace conditions.
Data sourced from official public datasets. See our methodology for details.