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Home > Transmission Planning > Engineering Studies & Data > Technical Data > Line Ratings

Line Ratings

  • 5L29/5L31 - Thermal Performance Assessment Winter Ratings Report (PDF, 421KB Posted: 16 Jan 07) 
  • Explanation of WSCC Path Rating Terms (PDF, 8KB)
  • 2008 Approved Northwest US-Canada WECC Path Rating (PDF, 235KB, Posted; 20 Nov 08)
  • Approved Northwest US-Canada WSCC Path Rating (PDF, 9KB)
  • Interim New Northwest US-Canada WSCC Path Rating (PDF, 8KB) 
  • 2008 Approved Alberta-BC WECC Path Rating  (PDF, 180KB Posted: 20 Nov 08)
  • Approved Alberta-BC WSCC Path Rating (PDF, 8KB)
  • Interim New Alberta-BC WSCC Path Rating  (PDF, 9KB)
  • South Interior Line Ratings - Partial List  (PDF, 19KB, Posted: 22 Aug 08)

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