On April 12, 2021, the Director of ECAD, Region 3, entered into an AOC with Concrete Pipe and Precast, LLC. (?Respondent?) for violations of the National Pollutant Discharge Elimination System ( NPDES ) Industrial Stormwater Permit, State of Maryland General Discharge Permit No. 15MM and NPDES Permit No. MDG49 ( the Permit ) Respondent is the owner and/or operator of a site known as Union Bridge Plant located at 7955 Dorsey Run Road, Jessup, Maryland (the Facility ) where Respondent manufactures concrete pipes and structures. Respondent has agreed to perform a monthly stormwater inspection protocol at the Facility and conduct annual stormwater NPDES Compliance Audits. EPA has coordinated with MDE throughout the enforcement process.