# OTHER
> MSHA accident `220231240009` · 05/01/2023 · American Colloid Company
## Details
- **Degree of injury:** ALL OTHER CASES (INCL 1ST AID)
- **Classification:** OTHER
- **Accident type:** NEC
- **Occupation:** Mine manager, Mine foreman, Mine owner
- **Activity:** Supervise
- **Injury source:** NOISE,NEC
- **Nature of injury:** HEARING LOSS OR IMPAIRMNT
- **Body part:** EAR(S) INTERNAL & HEARING
- **Days lost:** 0
- **Mine experience:** 18 years
## Operator
- **Controller:** Minerals Technologies Inc
- **Operator:** American Colloid Company
- **Mine:** [4800594](https://api.ai-analytics.org/mine/4800594)
## Narrative

Audiological review due to STS. This employee experienced a recordable degree Standard Threshold shift in the Right ear on the 2023 annual review when compared to the 2006 baseline. The STS was confirmed on subsequent testing. Review of the conservation hearing program records indicates the STS does meet the requirements for recording based on the information provided. 

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