# Trench Camp Mine
> **Administrative - Formal** · FY2003 · — · Unilateral Administrative Order Without Adjudication
## Case
- **Activity ID:** `92606`
- **Case Number:** 09-2003-0023
- **Type:** Administrative - Formal
- **Lead:** EPA
- **Outcome:** Unilateral Administrative Order Without Adjudication
- **Penalty assessed:** —
- **Cost recovery:** —
- **Compliance action $:** —
- **Multimedia (multi-env):** —
## Defendants
- Asarco (complaint) (settlement)
## Summary

This is an Administrative Compliance Order pursuant to CWA 309 issued to Asarco. The violation involves acid mine drainage to Alum Gulch without an NPDES permit.  The Order directs Asarco to get a permit for its passive treatment system.

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*Source: [EPA ECHO](https://echo.epa.gov/) · AI Analytics · CC0 1.0*