Valor Method’s Closed Vent System (CVS) Analysis and Certification service delivers field-tested, dynamically modeled solutions to ensure compliance with OOOOa, OOOOb, OOOOc, and 40 CFR 60.18 regulations. Since 2014, their approach has been validated in EPA Consent Decrees and CAFO negotiations. Utilizing second-by-second tank pressure modeling, Valor evaluates real-world scenarios, such as dump valve actuation and truck loadout vapors, to provide defensible, pragmatic solutions. Their methodology emphasizes cost-effective mitigations, often identifying simple fixes like valve adjustments before considering major upgrades. With a commitment to field verification and knowledge sharing, Valor ensures that facilities achieve compliance efficiently and realistically.