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Arizona Corporation Commission Workshop on Natural Gas Infrastructure NOI February 13, 2004 Phoenix, Arizona PowerPoint Presentation
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Arizona Corporation Commission Workshop on Natural Gas Infrastructure NOI February 13, 2004 Phoenix, Arizona. Focus on Southwestern US Market . Natural Gas Infrastructure To Serve Arizona Unocal’s Keystone Gas Storage Facility . EPNG System. Keystone Gas Storage

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Presentation Transcript
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Arizona Corporation Commission

Workshop on Natural Gas Infrastructure NOI

February 13, 2004

Phoenix, Arizona

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Natural Gas Infrastructure To Serve Arizona Unocal’s Keystone Gas Storage Facility

EPNG System

  • Keystone Gas Storage
  • Located on the suction side of the EPNG Keystone Compressor Station
  • Access to San Juan and Permian Supply
  • Access to EPNG Southern Mainline Markets

Phoenix

Keystone Gas Storage

Keystone is well positioned

to serve the growing Arizona Market.

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keystone gas storage facility
Keystone Gas Storage Facility

Current2005

Storage Caverns 2 5

Working Gas Capacity 2 BCF 5 BCF

Injection (MMCFD) 100 167

Deliverability (MMCFD) 200 333

Pipeline Interconnects: El Paso

Northern Natural

Transwestern

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keystone gas storage benefits to arizona customers
Keystone Gas StorageBenefits To Arizona Customers
  • Security of supply
    • Supply Diversity
  • Manage daily and intraday load swings
  • Optimize pipeline capacity utilization
  • Manage Price Volatility
  • Meet Seasonal needs

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keystone gas storage services offered
Keystone Gas StorageServices Offered
  • Firm Storage
    • Customer has firm injection, withdrawal and capacity rights and access to all three interconnects
  • Park and Loan
    • Customer and Keystone agree to a specific injection and withdrawal schedule, receipt and delivery points, and fee schedule – can be firm or interruptible
      • Examples: cash to next month, weekend to next week, and intra-day to next trading day
  • Wheeling
    • Customer can make use of the Keystone interconnects on an interruptible basis to move gas between El Paso, NNG and TW

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keystone gas storage firm storage service rate structure
Keystone Gas StorageFirm Storage Service Rate Structure
  • Demand Charges
    • Capacity $0.05/mmbtu
    • Injection $1.50/mmbtu/d
    • Withdrawal $0.75/mmbtu/d
  • Commodity Charges
    • Injection $0.01/mmbtu plus 1.5% fuel retention
    • Withdrawal $0.01/mmbtu
  • Overrun Charges* (Maximum Rates)
    • Injection $0.10/mmbtu
    • Withdrawal $0.10/mmbtu

Typical 60 day cycle service capability $1.50/MMBTU of Capacity per year

* Overrun Charges are in addition to the applicable commodity charges

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does arizona need market area storage
Does Arizona need Market Area Storage?
  • Yes!
    • Keystone can meet much of Arizona’s needs
    • Market area storage gives Arizona greater security of supply and real time load following capability
    • Arizona needs a mix of market area and production area storage options

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Unocal’s Storage Development Activities in Arizona

  • Provide 3-6 BCF of high deliverability storage capacity to serve the Phoenix-Tucson market
  • Serve Load following requirements of power generators, peaking requirements of LDC’s and provide market supply security
  • Focus is Picacho Basin
  • Significant potential for pipeline interconnects and potential direct connections
  • In Service 2006-2007

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