Psychiatric and Substance Abuse Hospitals · California

Serenity Knolls

Forest Knolls, CA · ~43 workers · 2 years of OSHA Injury Tracking Application data.

B
Good Safety Record
2.3
Avg TCR
3.8
Industry avg
0
Fatalities
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The verdict

Serenity Knolls runs at 59% of its industry's injury rate - safer than the typical Psychiatric and Substance Abuse Hospitals workplace, earning a grade B.

Serenity Knolls: 2.3 TCR = 59% of Psychiatric and Substance Abuse Hospitals BLS 3.8 · 2y Form 300A (see methodology below)

Serenity Knolls safety composite

Serenity Knolls scores strongest on dart rate (safer than 94% of same-industry peers) and weakest on fatalities (safer than 51%), 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).

B

82/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR)
A 2.25 per 100 workers

Safer than 90% of industry peers

DART rate
A 0 per 100 workers

Safer than 94% 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%).

Serenity Knolls held a steady TCR band

Serenity Knolls's TCR held near 0.0 from 2.3 in 2023 to 2.2 in 2024. Peak filing year was 2023 at 2.3 TCR. In 2024, DART was 0× this establishment's average TCR (severity share of cases).

2023=2.3 · 2024=2.2

OSHA ITA Form 300A scorecard

Establishment book 622210 · Forest Knolls, CA AT/BELOW-IND · SMALL

Grade B · TCR 2.3 · 59% of ind

  • DART 0.0 DART
  • RANK #13/79
  • PHOTO Parkview Park Center
  • BOOK 2y book
  • INJ 2 inj
  • SIZE ~43 FTE

Nearest TCR peer: Parkview Park Center (0.0 TCR gap)

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

Serenity Knolls in the TCR neighbourhood

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

TCR

What this shows Serenity Knolls averages 2.3 TCR (59% of the Psychiatric and Substance Abuse Hospitals BLS benchmark).

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

Serenity Knolls TCR series: 2023=2.3 · 2024=2.2 · BLS 3.8

Where Serenity Knolls falls in its industry

872 Psychiatric and Substance Abus establishments

Safer than 90% of graded establishments in this industry, whose median TCR is 6.7.

More dangerous than peersSafer than peers

Narrower to California alone (the establishments it most directly competes with for workers and contracts): ranked #13 safest of 79 Psychiatric and Substance Abus employers in California.

Serenity Knolls (43 employees, TCR 2.3) among 29 same-industry peers, split at the industry median of 200 employees and a TCR of 6.7 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 05001,0001,5002,0002,500 0102030 Average employees Total Case Rate Serenity Knolls
Serenity Knolls (43 employees, TCR 2.3) among 29 same-industry peers, split at the industry median of 200 employees and a TCR of 6.7

Serenity Knolls has fewer employees than the Psychiatric and Substance Abuse Hospital median and a lower injury rate than the industry's median TCR of 6.7. 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 2.2 0.0 1 0 0
2023 2.3 0.0 1 0 0

OSHA ITA peer cross-reference

Establishment peer ledger

622210 · CA · Forest Knolls

872 Psychiatric and Substance Abuse Hospitals 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 Parkview Park Center 2.3 TCR
NAICS-TCR 2576-83120000-8312 2.2 TCR
NAICS-TCR Saint John Vianney Center 2.2 TCR
NAICS-TCR Recovery Village at Umatilla 2.2 TCR
STATE-SIZE Robert & Sandra Garcia Farming Partnership 43 FTE
STATE-SIZE ARVIN ADMINISTRATION 43 FTE
STATE-SIZE Donald W Beeman 43 FTE
STATE-SIZE KG Vineyard Management, LLC 43 FTE
NAT-TCR Spartan Steel Coating 2.3 TCR
NAT-TCR C659 Monroe ROC 2.3 TCR
NAT-TCR Acoustic Ceiling and Partition of Ohio 2.3 TCR
NAT-TCR Travis Body & Trailer, Inc. 2.3 TCR
NAT-SIZE The Place 43 FTE
NAT-SIZE East Coast Building Services LLC 43 FTE
NAT-SIZE Northside Millwork, Inc. 43 FTE
NAT-SIZE Windsor Ct 43 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.