enhanced vapor recovery (evr) for gasoline dispensing ... · vapor recovery system of gasoline...
TRANSCRIPT
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Kevin Heiss
San Diego County APCD
www.sdapcd.org
October 2, 2008
Enhanced Vapor Recovery(EVR) For Gasoline Dispensing Facilities
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PLEASE NOTE !!!• The following comments apply only to the Phase II
vapor recovery system of gasoline dispensing facilities (GDF).
• They do not apply to diesel dispensing facilities.• They only apply to underground gasoline storage
tanks (UST) at this time.• At some point in the future there will also be EVR
requirements for above ground storage tanks (AST). Please watch for future APCD advisories on this issue.
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Gasoline Distribution Network
Refinery Marine loadingPipeline
Terminal
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Gasoline Distribution Network
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History Of Vapor RecoveryHistory Of Vapor Recovery1972 & 73 1998
BAAQMDand SDCAPCDadopt regulationsrequiring vaporrecovery systems
Health and Safety Code 41954 adopted to establish CA vapor recovery equipment certification program
1974 1990
The FCAA requiresthe installation of gasoline vaporrecovery systems at stations with a throughput greaterthan 100,000 gals/month in ozone non-attainmentareas across the United States ANDORVR
1987
Benzene Air Toxic ControlMeasure isadopted whichrequires vaporrecovery at any CA station that pumps greater than 480,000gallons/year
First ORVR cars sold
2000
CARB approves
EVR
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Government Regulatory Roles California Air Resources Board
(CARB)– Adopts vapor recovery system
standards– Certifies Phase I and Phase II
vapor recovery systems
Certified Unified Program Agencies
(CUPAs)– permit GDFs and enforce
UST program rules
Water Resources Control Board
– USTs, Overfill Prevention, Secondary
Containment
Local Air Pollution Control Districts (APCD)
– Permit GDFs and enforce vapor recovery rules
STATE
LOCAL
State Fire Marshal– Approval part of vapor
recovery certification
Local Fire Agencies– Enforce fire codes and
approve upgrades
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VAPOR RECOVERY PROGRAM
PHASE I AND PHASE II VAPOR RECOVERY SYSTEMS
PHASE I VAPOR RECOVERY
FUEL TO TANK
VAPORS TO TRUCK
PHASE II VAPOR RECOVERY
FUEL TO CAR
VAPORS TO TANK
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San Diego APCD Rules For GDFs
• These rules are available at www.sdapcd.org• Rule 61.3 Phase I System• Rule 61.3.1 Phase I EVR System• Rule 61.4 Phase II System• Rule 61.4.1 Phase II EVR System
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GDF Vapor Recovery Benefits• 16 billion gallons/year CA gasoline sales• Uncontrolled emissions of 8.4 lbs of gasoline vapor for
each 1000 gallons gasoline transferred• 347 tons/day vapor recovery emission reductions
from pre-EVR Phase I and Phase II systems• 25 additional tons/day from Enhanced Vapor
Recovery systems• 372 tons/day of VOC emissions
prevented statewide once EVR is fully implemented
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“Why Enhanced Vapor Recovery?”
• Vapor Recovery Equipment in field not working as efficiently as originally certified by CARB
• SIP Settlement Agreement Emission Reductions
• Incompatibility of Onboard Refueling Vapor Recovery (ORVR) With Existing Vapor Recovery Systems
EVR addresses all of these areas!
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Onboard Refueling Vapor Recovery or “ORVR”
Vehicle Class 40% 80% 100%
Passenger 1998 1999 2000
LD Trucks & MDV (<6000 lbs) 2001 2002 2003
MD Vehicles (6001-8500 lbs) 2004 2005 2006
ORVR Phase-In
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EVR Improvements
• More stringent certification requirements• “Dripless” nozzles – less spillage• Control of fugitive emissions• Better components – less system leaks• Compatible with vapor recovery
systems on newer vehicles (ORVR)• Vapor recovery system monitor (ISD)
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Phase II EVR 2009 Deadline
• GDFs now have 6 months to upgrade to EVR Phase II systems!– Obtain permits– Purchase equipment– Install using certified
contractor• Potential contractor
shortage if wait until last minute
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Permitting EVR Upgrades
• EVR Phase II upgrades involve more permitting agencies than previous EVR upgrades.
• Local Planning Department is concerned about processor appearance
• CUPAs concerned that ISD upgrade could affect UST monitoring system
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GDF Fueling Operations That Don’t Need Phase II EVR
• Diesel Fueling Operations• Aircraft & Boat Fueling Operations• Non-Retail Gasoline Fueling Operations Where
Less Than 2,000 Gallons Are Dispensed Every Calendar Month
• E85 Fueling Operations• Non-Retail Gasoline Fueling Operations Where
95% or more of vehicles fueled are equipped with ORVR
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Important APCD Phase II EVR Deadlines
• October 1, 2008: An application and fees for the Phase II EVR equipment upgrades, or an application for an exemption from EVR upgrades must be submitted to the San Diego APCD.
• April 1, 2009: The Phase II EVR equipment upgrades must be installed.
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Other APCD EVR Deadlines For GDFs That Dispense More Than 1,800,000
Gallons Per Year
• March 1, 2009: An application and fees should be submitted to the San Diego APCD for the installation of a CARB certified In-Station Diagnostic (ISD) system.
• September 1, 2009: The ISD system must be installed at these stations
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Other APCD EVR Deadlines For GDFs That Dispense Between 600,000 and
1,800,000 Gallons Per Year
• March 1, 2010: An application and fees should be submitted to the San Diego APCD for the installation of a CARB certified ISD system.
• September 1, 2010: The ISD system must be installed at these stations
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In-Station Diagnostics (ISD)
• Identifies failures automatically• Notifies station operator• Reduces emissions by early detection
and prompt repair• Supplements district inspections• Concept similar to OBD for vehicles• Tie-in to existing UST leak monitors
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How ISD Works
Monitors Two Primary VRS Functions:1. Collection of Vapors during Fueling
– ISD flow monitor2. Containment of Vapors in UST system
– ISD pressure monitor– ISD leak test
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Summary of ISD Implementation Deadlines
> 1.8 million gallons/yr
> 1.8 million gallons/yr
September2009
September2009
600,000 – 1.8 million gallons/yr
600,000 – 1.8 million gallons/yr
September2010
September2010
< 600,000 gallons/yr< 600,000 gallons/yr
Exempt From ISDExempt
From ISD
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EVR Phase II Certified Systems• Two EVR Phase II systems certified to date:
Healy EVR Phase II System (Assist)Not including ISD: Executive Order (E.O.) VR-201
Including ISD: E. O. VR-202VST EVR Phase II System (Balance)
Not including ISD: E.O. VR-203Including ISD: E.O. VR-204
• Other systems currently in cert process• Takes about 1 year to complete certification
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Healy EVR Phase II System
Clean Air Separator
900 EVR Nozzle VP1000 Vacuum Pump
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Healy Clean Air Separator (CAS)
Breather Assembly
Ullage Pressure
Bladder
Test Piping
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Healy Clean Air Separator
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Healy Clean Air Separator
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Healy Clean Air Separator
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CAS Enclosures
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Another Option: Horizontal CAS
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VST EVR Phase II System
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VST Processor Operation
UST UST
ECS Membrane Processor
Blower Pump
Vacuum Pump
Mem
brane
Power
Sensor Conduit
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VST EVR Phase II System
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Processor Site Requirements
• NFPA 30A, Chapter 10– Located outside of buildings– 10 ft from adjacent property lines that can
be built upon– 20 ft from dispensing devices– When required distances cannot be
achieved, then other means may be used to protect against fire exposure
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Total Estimated Cost for EVR Phase II and ISD (CARB)
$85,200$52,500$41,400$30,800TOTAL (rounded to nearest $100)
$28,900$19,700$16,500$13,600ISD$56,285$32,765$24,925$17,240EVR Phase II
12642Number of Dispensers
Does not include cost to replace dispensers, obtain permits, install electrical lines or conduct start-up tests
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Money Available For Phase II EVR Upgrades; “RUST” program
• Limited funding remaining for FY 08-09• Fund covers Enhanced Vapor Recovery
and electronic monitoring system (ISD)• Grants: $3,000 to $50,000• Loans: $10,000 to $750,000www.waterboards.ca.gov/water_issues/programs/
ustcf/rust.shtml
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“evrhome” Website
• www.evrhome.org• Information resource for GDF operators,
contractors, and local agencies• Will populate with identified EVR contacts for
each agency• Still under construction…• All aspects of vapor recovery can be found at:
www.arb.ca.gov/vapor/vapor.htm
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San Diego APCD Contacts/Info
• Permits – Mahiany Luther– [email protected]– (858) 586-2725
• Enforcement - Randy Smith– [email protected]– (858) 586-2677
www.sdapcd.org/comply/compliance.html
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Want To Learn More?• CARB will be teaching a 3 day course (Course
#340) on Phase I & Phase II vapor recovery systems (including EVR) in San Diego November 4-6, 2008.
• To register, contact Nancy Thompson at 916-322-2227, or at [email protected]
• You can also register using the form on-line at http://www.arb.ca.gov/training/Reg_form.pdf
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Questions?Questions?