Reciprocating Internal Combustion Engine (RICE 4Z) Rule

Robin BarrowsSupervisor, Allied Programs Branch Planning SectionDivision of Air Quality

Feb 19, 2013 - Outside Involvement Committee

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Key Items / ChangesFinal Rule: January 30, 2013*Revisions to NSPS IIII and JJJJ for consistencyApplies to existing and new engines located at

Area and Major SourcesEffective date: April 1, 2013Compliance dates (Area Sources existing):

◦ May 3, 2013 for stationary CI engines (diesel) **majority of sources in NC**

◦ October 19, 2013 for stationary SI engines (gasoline and natural gas)

Significant changes: ◦ Emergency engines ◦ Non-emergency engines used for peak shaving

*78 FR 6674

Engines – Emergency / Peak ShavingEmergency Engines (Major & Area Sources)

◦Unlimited operation during emergencies◦Otherwise limited to 100 hrs/yr

Prevention of power outage More than 5% change in voltage Maintenance and testing

Peak Shaving (Area Sources)◦Existing emergency engines ◦50 hrs/yr (part of 100 hrs)◦May 3, 2014

◦ may be extended w/more strict guidelines – currently under consideration

OutreachNC DAQ Compliance Extension

Requests*◦Specific to non-emergency CI >300

hp engines subject to emission limitsNC DAQ Email with links to EPA

informationEPA Free webinars [Feb 28, March 6,

14 & 19] http://www.epa.gov/ttn/atw/rice/2013webinars.html

Upcoming MCIC (NCMA) workshops March 14 & 21, 2013

*Requests cannot be approved after May 3, 2013