Re-refining used petroleum lubricating oils · California

Demenno Kerdoon

Compton, CA · ~110 workers · 2 years of OSHA Injury Tracking Application data.

D
Poor Safety Record
4.9
Avg TCR
3.3
Industry avg
0
Fatalities
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The verdict

Demenno Kerdoon runs at 149% of its industry's injury rate - more dangerous than the typical Re-refining used petroleum lubricating oils workplace, earning a grade D.

Demenno Kerdoon: 4.9 TCR = 149% of Re-refining used petroleum lubricating oils BLS 3.3 · 2y Form 300A (see methodology below)

Demenno Kerdoon safety composite

Demenno Kerdoon scores strongest on fatalities (safer than 50% of same-industry peers) and weakest on dart rate (safer than 10%), 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

25/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
F 4.92 per 100 workers

Safer than 22% of industry peers

DART rate
F 5.33 per 100 workers

Safer than 10% 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

Demenno Kerdoon: 3.6 → 6.2 TCR

Peak year 2021 @ 6.2 TCR · DART/TCR 1.08× in 2021

Demenno Kerdoon's TCR rose 2.6 from 3.6 in 2020 to 6.2 in 2021. In 2021, DART was 1.08× this establishment's average TCR (severity share of cases).

OSHA ITA Form 300A scorecard

Establishment book 324191 · Compton, CA ABOVE-IND · MID

Grade D · TCR 4.9 · 149% of ind

  • DART 5.3 DART
  • RANK #6/9
  • PHOTO Amarillo Lube Plant
  • BOOK 2y book
  • INJ 10 inj
  • SIZE ~110 FTE

Nearest TCR peer: Amarillo Lube Plant (0.0 TCR gap)

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

Demenno Kerdoon in the TCR neighbourhood

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

TCR

What this shows Demenno Kerdoon averages 4.9 TCR (149% of the Re-refining used petroleum lubricating oils BLS benchmark).

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

Demenno Kerdoon TCR series: 2020=3.6 · 2021=6.2 · BLS 3.3

Where Demenno Kerdoon falls in its industry

171 Re-refining used petroleum lub establishments

Safer than 22% of graded establishments in this industry, whose median TCR is 2.5.

More dangerous than peersSafer than peers

Narrower to California alone (the establishments it most directly competes with for workers and contracts): ranked #6 safest of 9 Re-refining used petroleum lub employers in California.

Demenno Kerdoon (110 employees, TCR 4.9) among 29 same-industry peers, split at the industry median of 57 employees and a TCR of 2.5 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 0100200300400 0246810 Average employees Total Case Rate Demenno Kerdoon
Demenno Kerdoon (110 employees, TCR 4.9) among 29 same-industry peers, split at the industry median of 57 employees and a TCR of 2.5

Demenno Kerdoon has more employees than the Re-refining used petroleum lubricating o median and a higher injury rate than the industry's median TCR of 2.5. 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
2021 6.2 5.3 7 0 0
2020 3.6 2.7 3 1 0

OSHA ITA peer cross-reference

Establishment peer ledger

324191 · CA · Compton

171 Re-refining used petroleum lubricating oils employers nationwide with a credible TCR · 51,834 rated employers in California with headcount on file · 143 employers in Compton, 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 Amarillo Lube Plant 4.9 TCR
NAICS-TCR New Hope, MN 4.8 TCR
NAICS-TCR Kyodo Yushi Manufacturing Americas LLC 4.8 TCR
NAICS-TCR Iowa 5.1 TCR
STATE-SIZE Queen Victoria Farms, LP 110 FTE
STATE-SIZE River Ridge Farms 110 FTE
STATE-SIZE GH Dairy - California 110 FTE
STATE-SIZE Braga Ranch, Inc. Soledad 110 FTE
CITY-NEAR Ono-017 910 FTE
CITY-NEAR 430-DC006 793 FTE
CITY-NEAR 430-DC001 789 FTE
CITY-NEAR The People Concern - SOLAR 448 FTE
NAT-TCR Edison Public Schools 4.9 TCR
NAT-TCR Alpha EMC 4.9 TCR
NAT-TCR Epa3 (Socorro) 4.9 TCR
NAT-TCR 49351c - Olympia Dc 4.9 TCR
NAT-SIZE Black Box Services Company-MG* 110 FTE
NAT-SIZE Everbrite LLC - Buena Vista 110 FTE
NAT-SIZE Lewistown - Monument Square 110 FTE
NAT-SIZE Aultman West Medical Office Building 110 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: 2021, 2020. 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.