EL DORADO COUNTY AIR POLLUTION CONTRO DISTRICT
 
 

Rule 908 Vapor Collection And Disposal System at Loading Facilities.

ADOPTED April 17, 1989
AMENDED September 18, 1990

908.1 Vapor Recovery Required. A person shall not load any organic liquids having a vapor pressure of (1.5 PSI) or greater under actual loading conditions into any tank truck, trailer, or railroad tank car from any loading facility having an annual throughput of five million (5,000,000) gallons or more unless the loading facility is equipped with a vapor collection and disposal system as specified below.

908.2 Vapor Recovery Criteria. Loading shall be accomplished in such a manner that all displaced vapor and air will be vented only to the vapor collection system. The vapor disposal portion of the collection and disposal system shall consist of one of the following:

  1. An absorber system, condensation system, incineration system, or combination system which processes all vapors and which limits the emission of vapors and gases to no more than 0.08 pounds of non-methane hydrocarbons per 1,000 gallons of organic liquids transferred.
  2. A vapor handling system which directs all vapor to a fuel gas system.
  3. Other equipment meeting compliance with ARB Test Methods 2-3 and 2-4.
 
908.3 Equipment Maintenance. All equipment associated with loading operations shall be maintained to be leak free and vapor tight.