# DISORDERS (REPEATED TRAUMA)
> MSHA accident `220112710033` · 09/08/2011 · American Colloid Company Mineral Group
## Details
- **Degree of injury:** OCCUPATNAL ILLNESS NOT DEG 1-6
- **Classification:** DISORDERS (REPEATED TRAUMA)
- **Accident type:** NEC
- **Occupation:** Prep plant foreman, Supervisor, Mill plant supervisor, Kiln supervisor
- **Activity:** Unknown
- **Injury source:** NOISE,NEC
- **Nature of injury:** HEARING LOSS OR IMPAIRMNT
- **Body part:** EAR(S) INTERNAL & HEARING
- **Days lost:** 0
- **Mine experience:** 0.71 years
## Operator
- **Controller:** Amcol International Corp
- **Operator:** American Colloid Company Mineral Group
- **Mine:** [0100093](https://api.ai-analytics.org/mine/0100093)
## Narrative

An employee had his annual hearing test conducted on 8/23/11. On 9/8/11 information came back that he had a Standard threshold Shift (STS). On 9/12/11 employee was retested. On 9/27/11 results came back from resulting in a STS in his right ear. The employee works in an office and wears hearing protection whenever he goes in the plant.

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