# GERDAU AMERISTEEL SAINT PAUL MILL - ACO
> **Administrative - Formal** · FY2018 · — · Final Order No Penalty
## Case
- **Activity ID:** `3601583048`
- **Case Number:** 05-2018-5036
- **Type:** Administrative - Formal
- **Lead:** EPA
- **Outcome:** Final Order No Penalty
- **Penalty assessed:** —
- **Cost recovery:** —
- **Compliance action $:** —
- **Multimedia (multi-env):** —
## Defendants
- GERDAU AMERISTEEL - SAINT PAUL MILL - ACO (complaint) (settlement)
## Summary

Gerdau owns and operates a steel mini-mill in St. Paul, Minnesota.  The mill receives recycled automobile bodies, tin cans from refuse-derived fuel recycling operations, recycled white goods, and other grades of scrap steel.  The automobile bodies, tin cans, and white goods are shredded in an auto shredder.  A wet scrubber and cyclone control particulate matter (PM) and PM less than 10 microns (PM10) emissions from the auto shredder.  Per the Minnesota SIP and the facility's Title V Permit, the facility is required to limit emissions from its auto shredder to less than 20 percent (%) opacity.  Additionally, the Minnesota SIP and the facility's Title V Permit require the facility to maintain its auto shredder emission unit and associated controls in proper operating condition to ensure proper control of PM/PM10 emissions.  
Specifically, Gerdau failed to: 
(1)	limit emissions from its auto shredding operations to less than 20% opacity on August 30, 2016, on September 1, 2016, and on November 4, 2016;
(2)	maintain the auto shredding emission unit and associated controls in proper operating condition for several days in 2016 and 2017; 
(3)	operate the control equipment in such a manner as to achieve and maintain compliance with the PM10 emission limit at its auto shredding emission unit for several days in 2016 and 2017; and 
(4)	properly monitor and maintain operating records of the auto shredding emission unit and associated controls for several days during the period fro

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