Hexavalent Chromium ATCM for Decorative and Hard Chrome

Effective Date: October 24, 2007(37) “Modification” means either:(A)any physical change in, change in method of operation of,or addition to an existing permit unit that requires anapplication for a permit to construct and/or operate andresults in an increase in hexavalent chromium emissions.Routine maintenance and/or repair shall not be considereda physical change. A change in the method of operation ofequipment, unless previously limited by an enforceablepermit condition, shall not include:1. an increase in the hours of operation; or2. a change in ownership of a facility; or3. an increase in the annual ampere-hours, unless suchincrease will cause a facility to be subject to a differentrequirement in Table 93102.4 of section 93102.4.(B)(C)the addition of any new chromium plating or anodizing tankat an existing facility which increases hexavalent chromiumemissions; orthe fixed capital cost of the replacement of componentsexceeding 50 percent of the fixed capital cost that would berequired to construct a comparable new facility.(38) "Modified facility" means any facility which has undergone amodification.(39) "New facility" means any facility that begins initial operationson or after October 24, 2007. "New Facility" does not includethe installation of a new chromium plating or anodizing tank atan existing facility or the modification of an existing facility.(40) “Operating parameter value” means a minimum or maximumvalue established for a control device or process parameterwhich, if achieved by itself or in combination with one or moreother operating parameter values, determines that an owner oroperator is in continual compliance with the applicableemission limitation or standard.(41) “Owner or Operator” means a person who is the owner or theoperator of a facility performing hard chromium electroplating,decorative chromium electroplating, or chromic acid anodizing.8