# ASARCO LLC, a Delaware Limited Liability Company, SILVER BELL MINING LLC (Pima County, AZ): MSHA order under 48.31(a) (2026-10-19)

**Safety Need Score:** 55/100

| Field | Value |
|---|---|
| Company | ASARCO LLC, a Delaware Limited Liability Company |
| Mine | SILVER BELL MINING LLC (ID 0200134) |
| Location | Pima County, AZ |
| Commodity | Copper Ore NEC |
| Mine type | Surface |
| Employees | 182 |
| Issued | 2026-10-19 |
| Action | Order |
| Standard | 48.31(a) |
| Significant & substantial | No |
| Negligence | Low |
| Proposed penalty | Not yet assessed |
| Contested | No |

## Why this score
- Order (withdrawal or imminent danger).
- Issued in the last 30 days.

Source: US DOL Mine Safety and Health Administration (MSHA) Open Government Data, company violators only (https://www.msha.gov/data-and-reports/mine-data-retrieval-system?mineId=0200134). Last refreshed: 2026-11-04T01:31:23.849Z.
Data comes from MSHA Open Government Data files, which MSHA updates weekly; citations can appear days to weeks after issue, and proposed penalties are often blank until assessed months later. Citations can be modified, vacated or contested; confirm on the MSHA Mine Data Retrieval System. Company violators only; individual agents are excluded. Not a consumer report and may not be used for FCRA purposes. Informational only; not legal or safety advice.