Assisted-living facilities with on-site nursing facilities · California

Sienna at Otay Ranch

Name: Sienna at Otay Ranch Workplace Safety Data
Creator: PlainSafetyScore
License: https://creativecommons.org/publicdomain/zero/1.0/

Chula Vista, CA · ~98 workers · 2 years of OSHA Injury Tracking Application data.

Compiled by PlainSafetyScore · September 26, 2026

F
Failing Safety Record: 32.3
Avg TCR: 3.8
Industry avg: 0
Fatalities

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The verdict

Sienna at Otay Ranch runs at 851% of its industry's injury rate - far more dangerous than the typical Assisted-living facilities with on-site nursing facilities workplace, earning a grade F.

Sienna at Otay Ranch: 32.3 TCR = 851% of Assisted-living facilities with on-site nursing facilities BLS 3.8 · 2y Form 300A (see methodology below)

Sienna at Otay Ranch safety composite

Sienna at Otay Ranch scores strongest on fatalities (safer than 51% of same-industry peers) and weakest on total case rate (tcr) (safer than 0%), 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).

14/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR): F 32.34 per 100 workers

Safer than 0% of industry peers
DART rate: F 23.18 per 100 workers

Safer than 3% 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

Sienna at Otay Ranch: 30.8 → 33.9 TCR

Peak year 2020 @ 33.9 TCR · DART/TCR 0.72× in 2020

Sienna at Otay Ranch's TCR rose 3.1 from 30.8 in 2019 to 33.9 in 2020. In 2020, DART was 0.72× this establishment's average TCR (severity share of cases).

OSHA ITA Form 300A scorecard

Establishment book 623311 · Chula Vista, CA ABOVE-IND · SMALL

Grade F · TCR 32.3 · 851% of ind

DART 23.2 DART
RANK #216/216
PHOTO Primrose Retirement …
BOOK 2y book
INJ 28 inj
SIZE ~98 FTE

Nearest TCR peer: Primrose Retirement Community of Jefferson City (2.5 TCR gap)

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This site

32.3
Primrose Retir

29.9
The Blake at E

29.8
Park Terrace

29.6
Castle Peak Se

29.4

What this shows Sienna at Otay Ranch averages 32.3 TCR (851% of the Assisted-living facilities with on-site nursing facilities BLS benchmark).

Sienna at Otay Ranch TCR series: 2019=30.8 · 2020=33.9 · BLS 3.8

Where Sienna at Otay Ranch falls in its industry

4,127 Assisted-living facilities wit establishments

Safer than 0% of graded establishments in this industry, whose median TCR is 6.9.

Grade F

More dangerous than peersSafer than peers

Narrower to California alone (the establishments it most directly competes with for workers and contracts): ranked #216 safest of 216 Assisted-living facilities wit employers in California.

Sienna at Otay Ranch (98 employees, TCR 32.3) among 29 same-industry peers, split at the industry median of 66 employees and a TCR of 6.9

Sienna at Otay Ranch has more employees than the Assisted-living facilities with on-site median and a higher injury rate than the industry's median TCR of 6.9. 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
2020	33.9	23.2	12	7	0
2019	30.8	24.3	16	3	0

OSHA ITA peer cross-reference

Establishment peer ledger

623311 · CA · Chula Vista

4,127 Assisted-living facilities with on-site nursing facilities employers nationwide with a credible TCR · 51,834 rated employers in California with headcount on file · 219 employers in Chula Vista, CA · 4 cross-state NAT-TCR peers · 4 cross-state NAT-SIZE peers. Closest matches by relationship code are listed below.

Rel	Establishment	Place	Metric
NAICS-TCR	Primrose Retirement Community of Jefferson City	JEFFERSON CITY, MO	29.9 TCR
NAICS-TCR	The Blake at Edgewater	INDIAN LAND, SC	29.8 TCR
NAICS-TCR	Park Terrace	BUFFALO, MN	29.6 TCR
NAICS-TCR	Castle Peak Senior Care	EAGLE, MN	29.4 TCR
STATE-SIZE	Weee Inc. Milpitas, CA (Logistics)	MILPITAS	98 FTE
STATE-SIZE	Seafood City Supermarket - South San Francisco	SOUTH SAN FRANCISCO	98 FTE
STATE-SIZE	Devonshire Care Center LLC	HEMET	98 FTE
STATE-SIZE	Trader Joe's 0077 Fremont	FREMONT	98 FTE
CITY-NEAR	Chula Vista Medical Center - 751 Medical Center Court	Chula Vista	2,422 FTE
CITY-NEAR	Sharp Chula Vista Medical Ctr	Chula Vista	2,094 FTE
CITY-NEAR	Rohr Inc a UTC Aerospace Systems Company	Chula Vista	1,957 FTE
CITY-NEAR	Rohr, Inc. (Chula Vista CA)	Chula Vista	1,457 FTE
NAT-TCR	Rockland Facility	Rockland, ME	30.0 TCR
NAT-TCR	048 Juvenile Detention Center	Peoria, IL	30.0 TCR
NAT-TCR	Governor Juan F. Luis Hospital and Medical Center	Christiansted, VI	30.0 TCR
NAT-TCR	Kemper Moving Systems	Huntsville, AL	30.0 TCR
NAT-SIZE	Pinnacle Manufacturing, LLC.	Boaz, AL	98 FTE
NAT-SIZE	Kentucky One Health Office Park	Lexington, KY	98 FTE
NAT-SIZE	Miller Electric Construction, Inc.	Allison Park, PA	98 FTE
NAT-SIZE	Brookdale Battery Park	New York, NY	98 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: 2020, 2019. 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.