Stepan Company

New Materials

• EPD Letter to Stepan - December 9, 2019
• Stepan Modeling Memo - December 9, 2019
• Stepan Letter to EPD - November 22, 2019

Current Permit and Related Materials

• Stepan Company Permit - September 8, 2017
• Stepan Company Permit Narrative - August 24, 2017
• Stepan Company Permit Amendment Narrative - May 18, 2018
• Stepan Company Permit Amendment - June 1, 2018

Compliance Files

• EPD Compliance Monitoring Report for Stepan Company - August 30, 2018