Lessors of self storage units · California

Derrel's Mini Storage

Fresno, CA · ~510 workers · 2 years of OSHA Injury Tracking Application data.

F
Failing Safety Record
6.9
Avg TCR
1.4
Industry avg
0
Fatalities
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The verdict

Derrel's Mini Storage runs at 493% of its industry's injury rate - far more dangerous than the typical Lessors of self storage units workplace, earning a grade F.

Derrel's Mini Storage: 6.9 TCR = 493% of Lessors of self storage units BLS 1.4 · 2y Form 300A (see methodology below)

Derrel's Mini Storage safety composite

Derrel's Mini Storage scores strongest on fatalities (safer than 52% of same-industry peers) and weakest on total case rate (tcr) (safer than 17%), 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

26/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
F 6.9 per 100 workers

Safer than 17% of industry peers

DART rate
F 4.66 per 100 workers

Safer than 18% of industry peers

Fatalities
D 0

Safer than 52% 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

−1.6

2023→2024

Derrel's Mini Storage injury rate improved

Derrel's Mini Storage's TCR fell 1.6 from 7.7 in 2023 to 6.1 in 2024. Peak filing year was 2023 at 7.7 TCR. In 2024, DART was 0.68× this establishment's average TCR (severity share of cases).

2023=7.7 · 2024=6.1

OSHA ITA Form 300A scorecard

Establishment book 531130 · Fresno, CA ABOVE-IND · MID

Grade F · TCR 6.9 · 493% of ind

  • DART 4.7 DART
  • RANK #18/22
  • PHOTO LONGWOOD
  • BOOK 2y book
  • INJ 55 inj
  • SIZE ~510 FTE

Nearest TCR peer: LONGWOOD (0.1 TCR gap)

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

Derrel's Mini Storage in the TCR neighbourhood

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

TCR

What this shows Derrel's Mini Storage averages 6.9 TCR (493% of the Lessors of self storage units BLS benchmark).

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

Derrel's Mini Storage TCR series: 2023=7.7 · 2024=6.1 · BLS 1.4

Where Derrel's Mini Storage falls in its industry

64 Lessors of self storage units establishments

Safer than 17% of graded establishments in this industry, whose median TCR is 3.7.

More dangerous than peersSafer than peers

Narrower to California alone (the establishments it most directly competes with for workers and contracts): ranked #18 safest of 22 Lessors of self storage units employers in California.

Derrel's Mini Storage (510 employees, TCR 6.9) among 29 same-industry peers, split at the industry median of 110 employees and a TCR of 3.7 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 051015 Average employees Total Case Rate Derrel's Mini Storage
Derrel's Mini Storage (510 employees, TCR 6.9) among 29 same-industry peers, split at the industry median of 110 employees and a TCR of 3.7

Derrel's Mini Storage has more employees than the Lessors of self storage units median and a higher injury rate than the industry's median TCR of 3.7. 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 6.1 4.7 27 3 0
2023 7.7 6.3 28 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

531130 · CA · Fresno

64 Lessors of self storage units employers nationwide with a credible TCR · 51,834 rated employers in California with headcount on file · 981 employers in Fresno, 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 LONGWOOD 6.8 TCR
NAICS-TCR INGLEWOOD 7.1 TCR
NAICS-TCR New TKG StorageMart Management CO LLC 6.3 TCR
NAICS-TCR BEDFORD HILLS 7.7 TCR
STATE-SIZE ITT Aerospace Controls Valencia 510 FTE
STATE-SIZE Division 15 510 FTE
STATE-SIZE 055099-CUSTOMER CARE CENTER - CA 510 FTE
STATE-SIZE Inclusive Education & Community Partnership 510 FTE
CITY-NEAR County of Fresno 7,553 FTE
CITY-NEAR Ag Force LLC 6,430 FTE
CITY-NEAR Community Regional Medical Ctr 5,549 FTE
CITY-NEAR Community Regional Medical Center 4,921 FTE
NAT-TCR London Facility 6.9 TCR
NAT-TCR Ace Door & Window 6.9 TCR
NAT-TCR 5807 - South Bend 6.9 TCR
NAT-TCR Incab America, llc 6.9 TCR
NAT-SIZE Vavir - Virginia Beach 510 FTE
NAT-SIZE Faurecia Fraser 510 FTE
NAT-SIZE 300000170857337 - GA-Atlanta-Operating Center 510 FTE
NAT-SIZE Blain Supply 510 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. 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.