# ROCK SPRINGS COKING PLANT
> **Administrative - Formal** · FY1999 · — · —
## Case
- **Activity ID:** `51141`
- **Case Number:** 08-1999-0017
- **Type:** Administrative - Formal
- **Lead:** EPA
- **Outcome:** —
- **Penalty assessed:** —
- **Cost recovery:** —
- **Compliance action $:** —
- **Multimedia (multi-env):** N
## Defendants
- HENDRICK VERFAILLIE, MONSANTO COMPANY (complaint) (settlement)
- JOHN HUNTER, SOLUTIA, INC. (complaint) (settlement)
- JOHN KILKENNY, MONSANTO ENVIRO-CHEM (complaint) (settlement)
- JON SPIESMAN, P4 PRODUCTION (complaint) (settlement)
- SWEETWATER RESOURCES (complaint) (settlement)
## Summary

THIS NOTICE OF VIOLATION ISSUED TO THE ROCK SPRINGS COKING   PLANT FOR EXCEEDING THE ALLOWABLE MASS EMISSION RATE FOR     PARTICULATE MATTER FOR THE COKER INCINERATOR STACK AT THE    ROCK SPRINGS COKING PLANT, 22.0 POUNDS PER HOUR.

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