California Global Warming Solutions Act (AB 32): An Introduction to Refrigerant Gas Management

The following explains the California Global WarmingClean Air Act (Section 608).
Solutions Act (AB 32) at summary level with a shortThe Stationary Equipment Refrigerant Management
introduction to the Stationary Equipment RefrigerantProgram developed by California's Air Resources
Management Program to be integrated into the ABBoard (CARB) is a protocol and detailed requirements
32 legislation in 2009. Communicated here isfor the management of new or existing AC/HVAC
information related to existing and emergingsystems containing refrigerant gases. According to
refrigerant gas management, monitoring, tracking, andCARB this strategy includes careful monitoring of
reporting legislation to be effective in 2010.potential refrigerant gas leaks, improved record
How to stay ahead and address the early actionkeeping and certification of personnel as well as
requirements for Stationary Equipment Refrigerantspecifications for PFC and HCFC recovery equipment.
Management to be included in updates to AB 32.The proposed Stationary Equipment Refrigerant
The California Global Warming Solutions Act (AB 32),Management Program, which integrates two AB 32
first passed in 2006 with additional early actionsearly action measures, addresses the detailed
taking effect in 2010, is a broad and comprehensivemonitoring and management of the PFCs and HCFCs
directive with the goal of reducing greenhousenoted above and includes tracking requirements for
gasses (GHGs) by approximately 25% by the yearnew and existing commercial and industrial
2020. This objective of the early action stems fromrefrigeration systems. Likely to be implemented by
increases in carbon equivalent emissions in CaliforniaJanuary, 2010, is the monitoring and management of
since 1990. The intent of the legislation to reducehigh global warming potential (GWP) refrigerants in
greenhouse gasses to their 1990 levels, therebylarge systems in the range of 2,000 pounds of
reversing 16 years of pollution in less than 14 years.refrigerant gas.
As part of the California Global Warming SolutionsCARB is charged with the monitoring GHGs and high
Act (AB 32) the Air Resources Board (ARB) hasGWP gasses, as well and the eventual development
approved an early action measure to reduceand enforcement of specific and quantitative new
high-global warming potential (GWP) greenhouse gasregulations covering carbon related emissions which
(GHGs) emissions by establishing new legislation andrefrigerant management with the tracking, reporting,
defining requirements related to improved monitoringcylinder management, and gas recovery for
of AC/HVAC systems, enforcement of regulations,stationary refrigerant and air conditioning (AC)
reporting of refrigerant usage, and recovery,systems all becoming key integral parts.
recycling, or destruction of high-GWP refrigerantThe CARB proposal could also involve fines for
gases.mismanagement of refrigerant record keeping,
The greenhouse gasses (GHGs) as defined by theintentional venting of systems, and the inability to
California's AB 32 are identical to those gassesregularly submit the required refrigerant usage
identified in the Kyoto Protocol. These gases arereports. The CARB enforces Section 608 of the US
already being regulated, monitored, and managed byClean Air Act in specific and quantifiable terms in
many other countries around the World. In addition tocooperation of the Environmental Protection Agency
carbon dioxide (CO2), which is the most widely(EPA), as the existing national and state refrigerant
known GHG, the following gasses are also defined asregulations are applied to leaks, emissions, venting,
GHGs with high global warming potential (GWP)and the recovery processes.
carbon equivalent emissions by the AB 32 legislation:The overall intent of CARB's strategy is to monitor
* Methane (CH4): a byproduct of wasteand reduce the introduction of man-made GHGs and
decomposition, and natural geological phenomena; thehigh GWP gasses into the atmosphere, as called for
majority of methane is derived from natural gasin the California Global Warming Solutions ACT (AB
drilling.32) in effect since 2006 with tighter controls,
* Nitrous Oxide (N2O): a pollutant created bymonitoring, and overall regulations becoming
industrial processes, motor vehicle exhaust, andenforceable by early 2010.
industrial air pollutants reacting with the atmosphere;Refrigerant gas monitoring, tracking, and
similar to methane (CH4), nitrous oxide (N2O) is oftenmanagement are important business planning
attributed to agriculture and waste disposal.considerations. Just like organizations manage assets,
* Sulfur Hexafluoride (SF6): a gas used for variouslike a delivery truck, the consequences the release of
electrical applications, including gas insulatedhigh GWP gases, such as refrigerant gases, must be
switchgear. Sulfur Hexafluoride is also used forconsider. Refrigerants cost money, harm the ozone
experimental applications.and environment, and are subject to mandatory
* Perfluorocarbons (PFCs) andcarbon emissions reporting. As organizations with AC
Hydrochlorofluorocarbons (HCFCs): a collection ofHVAC systems containing refrigerant gas of 50
commonly used refrigerant and aerosol gasses with apounds or more will soon find out, the effective
wide variety of other commercial applications. CFCsmonitoring, management of data, and systematic
and HCFCs are considered Ozone Depletingreporting of refrigerant usage will be key to business
Substances (ODSs), as defined in title VI of the USsuccess in our emerging carbon economy.