Workplace injury records in Mariposa, CA
20 establishments in Mariposa filed an OSHA Form 300A summary at least once between 2016 and 2025. The largest industries here: Transportation and Warehousing (3), Public Administration (3), Agriculture, Forestry, Fishing and Hunting (3). 3 had 30 to 200 employees at their latest filing.
| Establishment | Industry | Avg. employees (last filing) | Years filed | TRIR (last filing) | Industry median TRIR |
|---|---|---|---|---|---|
| 054758-MARIPOSA PO USPS | Mail and Parcel Delivery | 7 | 2019–2020 · 2 | 15.78 | 7.73 |
| 49231C - MARIPOSA BIN Rolling Frito-Lay Sales, LP | — | 2 | 2016 · 1 | 0.00 | 2.79 |
| Allison Sierra Inc. | Utility line (i.e., sewer, water), construction | 27 | 2017 · 1 | 3.55 | 1.32 |
| Central California Alliance for Health Mariposa | Medical service plans without providing health care services | 2 | 2024 · 1 | 0.00 | 0.00 |
| DBA Becks Tree and Property Service Richard Beck | Pruning services, ornamental tree and shrub | 2 | 2025 · 1 | 0.00 | 0.00 |
| John C. Fremont Healthcare District | Hospitals, general medical and surgical | 240 | 2018 · 1 | 4.63 | 4.86 |
| Main Office Natural Environments, Inc | Custom builders (except for-sale), single-family home | 25 | 2017 · 1 | 0.00 | 0.00 |
| Mariposa County | — | 442 | 2017–2018 · 2 | 4.13 | 1.85 |
| Mariposa County | General public administration | 676 | 2020–2025 · 6 | 4.41 | 0.39 |
| Mariposa County Unified School District & County Office of Education | School bus services | 358 | 2017 · 1 | — | 3.78 |
| Mariposa Turkey Breeder Ranch Foster Poultry Farms | — | 18 | 2017 · 1 | 10.45 | 2.68 |
| MARIPOSA_1371897 US Postal Service | Mail and Parcel Delivery | 6 | 2023 · 1 | 31.81 | 7.34 |
| Marisposa Ranch Pitman Family Farms | Chicken production (except egg laying) | 2 | 2022–2023 · 2 | 0.00 | 2.70 |
| Pioneer Market Mariposa Jason S. Dubberke, Inc. | Grocery stores | 95 | 2017–2019 · 3 | 6.91 | 4.09 |
| Recology Mariposa Recology | Solid Waste Collection | 14 | 2024–2025 · 2 | 12.75 | 2.86 |
| Sierra Forestry Consulting LLC | Forestry services | 25 | 2020 · 1 | 0.00 | 0.00 |
| Social Vocational Services #315 Social Vocational Services | Activity centers for disabled persons, the elderly, and persons diagnosed with intellectual and developmental disabilities | 5 | 2018–2023 · 6 | 0.00 | 0.00 |
| SOUTHERN REGION : MMU CAL FIRE | CAL FIRE | 600 | 2017–2025 · 8 | 15.87 | 3.68 |
| Tavis Corporation | Level gauges, radiation-type, manufacturing | 48 | 2022 · 1 | 0.00 | 0.31 |
| Tavis Corporation | Pressure transducers manufacturing | 67 | 2025 · 1 | 4.02 | 0.00 |
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.