Correctional institutions · California

San Quentin State Prison

San Quentin, CA · ~1,862 workers · 2 years of OSHA Injury Tracking Application data.

F
Failing Safety Record
7.5
Avg TCR
3.2
Industry avg
0
Fatalities
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The verdict

San Quentin State Prison runs at 236% of its industry's injury rate - far more dangerous than the typical Correctional institutions workplace, earning a grade F.

San Quentin State Prison: 7.5 TCR = 236% of Correctional institutions BLS 3.2 · 2y Form 300A (see methodology below)

San Quentin State Prison safety composite

San Quentin State Prison scores strongest on dart rate (safer than 76% of same-industry peers) and weakest on total case rate (tcr) (safer than 39%), 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).

C

56/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
D 7.54 per 100 workers

Safer than 39% of industry peers

DART rate
B 0.97 per 100 workers

Safer than 76% of industry peers

Fatalities
D 0

Safer than 54% 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

−2.4

2017→2018

San Quentin State Prison injury rate improved

San Quentin State Prison's TCR fell 2.4 from 8.8 in 2017 to 6.3 in 2018. Peak filing year was 2017 at 8.8 TCR. In 2018, DART was 0.13× this establishment's average TCR (severity share of cases).

2017=8.8 · 2018=6.3

OSHA ITA Form 300A scorecard

Establishment book 922140 · San Quentin, CA ABOVE-IND · LARGE

Grade F · TCR 7.5 · 236% of ind

  • DART 1.0 DART
  • RANK #15/73
  • PHOTO Adult Detention
  • BOOK 2y book
  • INJ 285 inj
  • SIZE ~1,862 FTE

Nearest TCR peer: Adult Detention (0.0 TCR gap)

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

San Quentin State Prison in the TCR neighbourhood

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

TCR

What this shows San Quentin State Prison averages 7.5 TCR (236% of the Correctional institutions BLS benchmark).

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

San Quentin State Prison TCR series: 2017=8.8 · 2018=6.3 · BLS 3.2

Where San Quentin State Prison falls in its industry

482 Correctional institutions establishments

Safer than 39% of graded establishments in this industry, whose median TCR is 5.8.

More dangerous than peersSafer than peers

Narrower to California alone (the establishments it most directly competes with for workers and contracts): ranked #15 safest of 73 Correctional institutions employers in California.

San Quentin State Prison (1,862 employees, TCR 7.5) among 29 same-industry peers, split at the industry median of 240 employees and a TCR of 5.8 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 05001,0001,5002,000 010203040 Average employees Total Case Rate San Quentin State Prison
San Quentin State Prison (1,862 employees, TCR 7.5) among 29 same-industry peers, split at the industry median of 240 employees and a TCR of 5.8

San Quentin State Prison has more employees than the Correctional institutions median and a higher injury rate than the industry's median TCR of 5.8. 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
2018 6.3 1.0 131 0 0
2017 8.8 1.9 154 3 0

OSHA ITA peer cross-reference

Establishment peer ledger

922140 · CA · San Quentin

482 Correctional institutions employers nationwide with a credible TCR · 51,834 rated employers in California with headcount on file · 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 Adult Detention 7.5 TCR
NAICS-TCR Clarinda Correctional Facility - Staff 7.6 TCR
NAICS-TCR ASPC- Winslow 7.6 TCR
NAICS-TCR Federal Correctional Insitution Pekin - Staff 7.6 TCR
STATE-SIZE Amazon.com Services LLC - SCK6 1,862 FTE
STATE-SIZE 08881351 RIVERSIDE MEDICAL CENTER MEDICAL OFFICES 1,862 FTE
STATE-SIZE Amazon.com Services LLC - OAK5 1,865 FTE
STATE-SIZE Amazon.com Services LLC - SCK4 1,865 FTE
NAT-TCR Superior Concrete/DC Plant 7.5 TCR
NAT-TCR Morgan Olson Plant 1 7.5 TCR
NAT-TCR Grand Ridge Energy Center 7.5 TCR
NAT-TCR Burke Health and Rehabilitation Center 7.5 TCR
NAT-SIZE MDTWNJ21 - AT&T Services, Inc. 1,863 FTE
NAT-SIZE Kubota Manufacturing of America Corporation 1,863 FTE
NAT-SIZE Wyoming Department of Transportation 1,861 FTE
NAT-SIZE 4701-V720P 1,860 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: 2018, 2017. 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.