Workplace injury records in Mammoth Lakes, CA
26 establishments in Mammoth Lakes filed an OSHA Form 300A summary at least once between 2016 and 2025. The largest industries here: Accommodation and Food Services (8), Construction (3), Administrative and Support and Waste Management and Remediation Services (3). 8 had 30 to 200 employees at their latest filing.
| Establishment | Industry | Avg. employees (last filing) | Years filed | TRIR (last filing) | Industry median TRIR |
|---|---|---|---|---|---|
| 123 Commerce Drive Altice USA | Electrical contractors and other wiring installation contractors | 2 | 2016–2018 · 2 | 0.00 | 2.26 |
| 276 G6 Hospitality | Hotels (except casino hotels) | 19 | 2017–2022 · 3 | 0.00 | 2.88 |
| 9001 DIY CA MAMMOTH 1 BlueChip 2000 | — | 2 | 2023 · 1 | 0.00 | 0.00 |
| Aspen Village Buckingham Property Management | Apartment hotel rental or leasing | 2 | 2025 · 1 | 0.00 | 0.00 |
| Bristlecone Buckingham Property Management | Apartment hotel rental or leasing | 1 | 2025 · 1 | 0.00 | 0.00 |
| CA-Mammoth Lakes S/C Southern California Edison | Utility Company | 12 | 2016–2020 · 4 | 7.14 | 0.17 |
| California Department of Transportation Facility 314 Facility 314 | Repair highway road street bridge or airport runway | 341 | 2020–2025 · 6 | 0.00 | 1.05 |
| California Department of Transportation Facility 949 Facility 949 | Repair highway road street bridge or airport runway | 341 | 2024 · 1 | 0.29 | 1.26 |
| Convict Lake Resort CLR Management Services | Resort hotels without casinos | 56 | 2024 · 1 | 2.65 | 2.81 |
| Convict Lake Resort Warehouse CLR Management Services | Resort hotels without casinos | 56 | 2024 · 1 | 2.65 | 2.81 |
| CTH Outbound Mammoth LLC Waterton | Hotels (except casino hotels) | 50 | 2025 · 1 | 7.35 | 2.90 |
| DIY HOMECENTER MAMMOTH Lumber City Corp DBA DIY Homecenter | Home improvement centers | 21 | 2017–2025 · 9 | 0.00 | 2.10 |
| Eastern Sierra Conservation Corps | Conservation advocacy organizations | 20 | 2019 · 1 | 60.00 | 2.22 |
| Mammoth Beers, LLC DBA Lead Dog Brewing Company & Mammoth Brewing Co. | Breweries | 66 | 2022 · 1 | 6.88 | 3.74 |
| Mammoth Community Water District | Water treatment and distribution | 46 | 2017–2025 · 9 | 7.12 | 0.00 |
| Mammoth Disposal Mammoth Disposal Company | Materials recovery facilities (MRF) | 5 | 2023 · 1 | 18.04 | 0.00 |
| Mammoth Disposal Company | Refuse collection services | 27 | 2023–2024 · 2 | 5.90 | 1.52 |
| Mammoth Hospital Southern Mono Healthcare District | General medical and surgical hospitals | 506 | 2016–2025 · 9 | 3.20 | 4.08 |
| Mammoth Lakes Grocery Outlet M&N Bodwell LLC | Delicatessens primarily retailing a range of grocery items and meats | 28 | 2020 · 1 | 0.00 | 4.24 |
| MAMMOTH LAKES_1371581 US Postal Service | Mail and Parcel Delivery | 7 | 2023–2024 · 2 | 15.24 | 6.83 |
| MAMMOTH MOUNTAIN SKI AREA LLC Alterra Mountain Company | Alpine skiing facilities with accommodations (i.e., ski resort) | 1,958 | 2017–2025 · 9 | 13.19 | 2.90 |
| Mammoth Pacific L.P. Ormat Nevada Inc. | Power generation, geothermal | 21 | 2018–2019 · 2 | 0.00 | 0.61 |
| Morrisons Restaurant and Bar CLR Management Services | Restaurants, full service | 22 | 2024 · 1 | 0.00 | 0.00 |
| Outbound Mammoth WN SN Mammoth LLC | Auto courts, lodging | 50 | 2024 · 1 | 0.00 | 2.81 |
| SWY-0029-0029-02400 FAC-02400-MAMMOTH LAKES-CA The Vons Companies Inc | Supermarkets and Other Grocery (except Convenience) Stores | 103 | 2017–2025 · 9 | 12.37 | 3.16 |
| Westin Monache Alterra Mountain Company | Skiing Facilities | 65 | 2023–2025 · 3 | 7.42 | 2.90 |
Alphabetical order — this site ranks no one. TRIR = recordable cases × 200,000 ÷ hours worked, for the latest year the establishment filed. The industry median is that of establishments filing with OSHA in the same 4-digit NAICS industry and year; a median of 0.00 means that at least half of them recorded no case that year. Select a name for the full year-by-year record. How to read this.