# ALL OTHER OCCUPATIONAL ILLNESSES
> MSHA accident `220260970001` · 03/16/2026 · MP Mine Operations, LLC.
## Details
- **Degree of injury:** OCCUPATNAL ILLNESS NOT DEG 1-6
- **Classification:** ALL OTHER OCCUPATIONAL ILLNESSES
- **Accident type:** NEC
- **Occupation:** Warehouseman, Bagger, Palletizer/Stacker, Store keeper, Packager, Fabricator, Cleaning plant operator
- **Activity:** Walking, Running
- **Injury source:** METAL COVERS & GUARDS
- **Nature of injury:** OCCUPATIONAL DISEASES,NEC
- **Body part:** KNEE/PATELLA
- **Days lost:** —
- **Mine experience:** 0.85 years
## Operator
- **Controller:** MP Materials Corporation
- **Operator:** MP Mine Operations, LLC.
- **Mine:** [0402542](https://api.morvs.ai/mine/0402542)
## Narrative

Injured employee alleges knee pain when stepping on to grating that was on the ground in a laydown yard. The grating was placed on the ground to prevent slip hazard in muddy conditions.

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*Source: [MSHA Open Government Data](https://arlweb.msha.gov/OpenGovernmentData/) · MORVS · CC0 1.0*