Daily Historical Data

daily historical natural gas pricing data dating back to 1993

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One of only two price reporting agencies that include Intercontinental Exchange (ICE) data in price methodology, NGI's Daily Historical Data delivers affordable, robust North American natural gas backfill data for modeling, trading desks, risk managers, and contract benchmarks.
Why subscribe:
  • Historical physical spot natural gas price indexes at 160+ locations in North America
  • Benchmark pricing for Chicago and California markets
  • Data points available back to 1993 (select points)
  • Easily determine how basis differentials have evolved between two or more locations
  • Analyze trends in price volatility over time
How to access:

Who should subscribe:

  • Natural gas analysts, marketers and traders
  • Accounting, settlement, compliance and risk professionals
  • LDCs, utilities, and electric generators
  • Natural gas valuation experts
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