General medical and surgical hospitals · California
Mammoth Hospital
Mammoth Lakes, CA · ~410 workers · 7 years of OSHA Injury Tracking Application data.
- C
- Average Safety Record
- 6.2
- Avg TCR
- 7.5
- Industry avg
- 0
- Fatalities
The verdict
Mammoth Hospital runs at 82% of its industry's injury rate - about level with the typical General medical and surgical hospitals workplace, earning a grade C.
Mammoth Hospital: 6.2 TCR = 82% of General medical and surgical hospitals BLS 7.5 · 7y Form 300A (see methodology below)
Mammoth Hospital safety composite
Mammoth Hospital scores strongest on fatalities (safer than 52% of same-industry peers) and weakest on dart rate (safer than 22%), 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).
35/100
Percentile-weighted across 3 of 3 measures
- Total Case Rate (TCR)
- D 6.18 per 100 workers
Safer than 35% of industry peers
- DART rate
- F 3.33 per 100 workers
Safer than 22% 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%).
Rising injury rate
Mammoth Hospital: 4.8 → 7.9 TCR
Peak year 2020 @ 8.1 TCR · DART/TCR 0.54× in 2024
Mammoth Hospital's TCR rose 3.1 from 4.8 in 2016 to 7.9 in 2024. Peak filing year was 2020 at 8.1 TCR. In 2024, DART was 0.54× this establishment's average TCR (severity share of cases).
OSHA ITA Form 300A scorecard
Establishment book 622110 · Mammoth Lakes, CA AT/BELOW-IND · MID
Grade C · TCR 6.2 · 82% of ind
- DART 3.3 DART
- RANK #279/662
- PHOTO UPMC Hanover
- BOOK 7y book
- INJ 95 inj
- SIZE ~410 FTE
Nearest TCR peer: UPMC Hanover (0.0 TCR gap)
Read with this employer → · Industry book → · California employers → · Look up another →
Mammoth Hospital in the TCR neighbourhood
Average Total Case Rate among this establishment and nearest same-industry peers
- This site
Mammoth Hospital
6.2 TCR
- UPMC Hanover
UPMC Hanover
6.2 TCR
- HILLSIDE HOSPI
HILLSIDE HOSPITAL LLC
6.2 TCR
- 4701-024
4701-024
6.2 TCR
- Rockville Gene
Rockville General Hospital
6.2 TCR
What this shows Mammoth Hospital averages 6.2 TCR (82% of the General medical and surgical hospitals BLS benchmark).
Mammoth Hospital TCR series: 2016=4.8 · 2017=3.9 · 2018=5.5 · 2019=7.4 · 2020=8.1 · 2021=5.6 · 2024=7.9 · BLS 7.5
Where Mammoth Hospital falls in its industry
6,862 General medical and surgical h establishmentsSafer than 35% of graded establishments in this industry, whose median TCR is 5.2.
Narrower to California alone (the establishments it most directly competes with for workers and contracts): ranked #279 safest of 662 General medical and surgical h employers in California.
Mammoth Hospital has fewer employees than the General medical and surgical hospitals median and a higher injury rate than the industry's median TCR of 5.2. 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 | 7.9 | 3.3 | 20 | 6 | 0 |
| 2021 | 5.6 | 3.1 | 11 | 7 | 0 |
| 2020 | 8.1 | 6.8 | 9 | 16 | 0 |
| 2019 | 7.4 | 1.4 | 22 | 0 | 0 |
| 2018 | 5.5 | 1.7 | 15 | 1 | 0 |
| 2017 | 3.9 | 2.5 | 11 | 0 | 0 |
| 2016 | 4.8 | 0.4 | 7 | 6 | 0 |
OSHA ITA peer cross-reference
Establishment peer ledger
622110 · CA · Mammoth Lakes
6,862 General medical and surgical hospitals employers nationwide with a credible TCR · 51,834 rated employers in California with headcount on file · 10 employers in Mammoth Lakes, 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 | UPMC Hanover | 6.2 TCR |
| NAICS-TCR | HILLSIDE HOSPITAL LLC | 6.2 TCR |
| NAICS-TCR | 4701-024 | 6.2 TCR |
| NAICS-TCR | Rockville General Hospital | 6.2 TCR |
| STATE-SIZE | Berry Petroleum Company, LLC | 410 FTE |
| STATE-SIZE | Cypress Creek Renewables | 410 FTE |
| STATE-SIZE | Hunt & Sons, LLC | 410 FTE |
| STATE-SIZE | Orange County Transportation Authority Orange Administration Bldg. | 410 FTE |
| CITY-NEAR | Mammoth Mountain Ski Area, LLC | 2,452 FTE |
| CITY-NEAR | California Department of Transportation Facility 314 | 315 FTE |
| CITY-NEAR | 6962-SWY-0029-0029-02400 | 102 FTE |
| CITY-NEAR | SWY-0029-0029-02400 FAC-02400-MAMMOTH LAKES-CA | 101 FTE |
| NAT-TCR | Unitex 10B | 6.2 TCR |
| NAT-TCR | North Creek Nurseries, Inc. (Shipping) | 6.2 TCR |
| NAT-TCR | NAJ Trucking | 6.2 TCR |
| NAT-TCR | Plant 15 Hildebran | 6.2 TCR |
| NAT-SIZE | Kalida Manufacturing Inc. | 410 FTE |
| NAT-SIZE | Hatco Sturgeon Bay | 410 FTE |
| NAT-SIZE | Main Office - 01 | 410 FTE |
| NAT-SIZE | S03930 - Southern Sanitation | 410 FTE |
Rel codes: NAICS-TCR · STATE-SIZE · CITY-NEAR · NAT-TCR/NAT-SIZE cross-state. Read with this employer →
Read our methodology - how this data is sourced, computed, and verified.