Air Operating Permit - Puget Sound Clean Air Agency

II. MONITORING, MAINTENANCE, AND RECORDKEEPING Permit No. 13120Expiration Date: September 12, 2013Page 196 of291as soon as practicable but within 24 hours of the initial observation; correct thepressure drop, shut down the unit or activity until it can be repaired, or reportaccording to Section V.Q.S Report of Problems not Corrected Within 24 Hours.Failure to take action as described above is a deviation of this permit and must bereported under Section V.M Compliance certifications or V.Q Reporting of thispermit.• Where an order of approval or underlying requirement requires installation ofspecific type of filters, at least annually check to see if the correct filters areinstalled.[WAC 173-401-61S(I)(b), 10/17/02; PSD-91-06 Amendment 2, Condition 17.2,6/13/0S; Order of Approval No. 970S Conditions No.7 and 8, 11119/07](iii)Above Ground Storage Tanks for FuelsVisually check for leakage of material at least semimllually. [WAC 173-401-6IS(I)(b),10/17/02](iv)Steam Generating Boilers• Boeing shall check for visible emissions (exclusive of uncombined water vapor)quarterly when burning gas• For Boilers #1, #2, and #3, when natural gas is not available or is not being useddue to economic reasons, Boeing shall check for visible emissions (exclusive ofuncombined water vapor) within 24 hours each time that it bums fuel oil duringdaylight hours and at least once per week if it bums fuel oil for more than sevenconsecutive days.• If during the above monitoring, visible emissions other than uncombined waterare observed from a single unit or activity Boeing shall, as soon as practicable butwithin 24 hours of the initial observation:(1) Take corrective action, which may include shutting down the unit oractivity, until it can be repaired, until there are no visible emissions (or untilBoeing-Everett Permit, issued September J 2, 2008; Administrative Amendment 3: October 10, 2012