Notice to Members
Notice No. 91
02/25/2003
Margin Rates Change for NYMEX Division Natural Gas Basis Contracts
Effective Date: Wednesday, February 26, 2003 (close of business)
Contracts: Basis Swaps: Alberta Gas Swap (NA), Chicago Swap (NB), Henry Hub Swap (HB), Houston Ship Channel Swap (NH), San Juan Swap (NJ), Socal Swap (NS), Transco Zone 6 Swap (NZ), Northwest Pipeline Rockies Swap (NR), Panhandle Swap (PH), Michcon Swap (NF), Permian Basin Swap (PM), Texas Eastern Zone M-3 Swap (NX), TCO Swap (TC), PGE&E Malin Swap (PB), PGE&E Citygate Swap (PC), NGPL Tex/OK Swap (PD), NGPL LA Swap (NY), ANR Oklahoma (NE), SUMAS Swap (NK), NGPL Mid-Continent (NL), Northern Natural Gas Demarcation Swap (PE), Northern Natural Gas Ventura, Iowa Swap (PF), Dominion Transmission Inc. – Appalachia Swap (PG)
Contract Months: All Months

NYMEX Division Margin Rates For Natural Gas Basis Swaps
 
Clearing Member / Maintenance Margin
Member Customer
Initial Margin
Non-Member Customer
Initial Margin
NATURAL GAS BASIS SWAPS
New
Old
New
Old
New
Old
Alberta Gas Swap (NA)            
Tier 1 1st Nearby
$525
$510
$578
$561
$709
$689
Tier 2: 2nd Nearby
$400
$200
$440
$220
$540
$270
Tier 3: 3rd – 6th Nearby
$200
$200
$220
$220
$270
$270
Tier 4: 7th – 12th Nearby
$200
$200
$220
$220
$270
$270
Tier 5: 13th And Greater
$100
$200
$110
$220
$135
$270
Chicago Basis Swap (NB)            
Tier 1 – 1st Nearby
$170
$175
$187
$193
$230
$236
Tier 2: 2nd Nearby and Greater
$100
$175
$110
$193
$135
$236
Henry Hub Basis Swap (HB)            
Tier 1 – 1st Nearby
$50
$90
$55
$99
$68
$122
Tier 2: 2nd Nearby and Greater
$25
$90
$28
$99
$34
$122
Houston Ship Channel Basis Swap (NH)
           
Tier 1 - 1st Nearby
$150
$150
$165
$165
$203
$203
Tier 2: 2nd Nearby and Greater
$100
$50
$110
$55
$135
$68
San Juan Basis Swap (NJ)            
Tier 1 - 1st Nearby
$500
$350
$550
$385
$675
$473
Tier 2: 2nd Nearby and Greater
$500
$350
$550
$385
$675
$473
Socal Basis Swap (NS)            
Tier 1 - 1st Nearby
$400
$450
$440
$495
$540
$608
Tier 2: 2nd Nearby and Greater
$300
$300
$330
$330
$405
$405
Transco Zone 6 Basis Swap (NZ)            
Tier 1 - 1st Nearby
$650
$650
$715
$715
$878
$878
Tier 2: 2nd Nearby
$250
$250
$275
$275
$338
$338
Tier 3: 3rd - 6th Nearby
$200
$250
$220
$275
$270
$338
Tier 4: 7th - 12th Nearby
$200
$250
$220
$275
$270
$338
Tier 5: 13th And Greater
$150
$250
$165
$275
$203
$338
Northwest Pipeline, Rockies Basis Swap (NR)
$1,800
$950
$1,980
$1,045
$2,430
$1,283
Tier 1 - 1st Nearby
Tier 2: 2nd Nearby
$1,200
$750
$1,320
$825
$1,620
$1,013
Tier 3: 3rd - 6th Nearby
$1,000
$750
$1,100
$825
$1,350
$1,013
Tier 4: 7th - 12th Nearby
$600
$750
$660
$825
$810
$1,013
Tier 5: 13th And Greater
$400
$750
$440
$825
$540
$1,013
Panhandle Basis Swap (PH)            
Tier 1 - 1st Nearby
$175
$150
$193
$165
$236
$203
Tier 2: 2nd Nearby and Greater
$100
$75
$110
$83
$135
$101
MichCon Basis (NF)            
Tier 1 - 1st Nearby
$250
$50
$275
$55
$338
$68
Tier 2: 2nd Nearby and Greater
$100
$50
$110
$55
$135
$68
Permian Basis (PM)            
Tier 1 - 1st Nearby
$350
$300
$385
$330
$473
$405
Tier 2: 2nd Nearby and Greater
$250
$175
$275
$193
$338
$236
Texas Eastern Zone M-3 Basis (NX)            
Tier 1 - 1st Nearby
$450
$350
$495
$385
$608
$473
Tier 2: 2nd Nearby and Greater
$250
$75
$275
$83
$338
$101
TCO Basis (TC)            
Tier 1 – 1st Nearby
$150
$100
$165
$110
$203
$135
Tier 2: 2nd Nearby and Greater
$100
$50
$110
$55
$135
$68
PGE&E Malin Basis (PB)            
Tier 1 - 1st Nearby
$400
$600
$440
$660
$540
$810
Tier 2: 2nd Nearby and Greater
$275
$275
$303
$303
$371
$371
PGE&E Citygate Basis (PC)            
Tier 1 - 1st Nearby
$375
$450
$413
$495
$506
$608
Tier 2: 2nd Nearby and Greater
$250
$450
$275
$495
$338
$608
NGPL Tex / OK Basis (PD)            
Tier 1 - 1st Nearby
$125
$150
$138
$165
$169
$203
Tier 2: 2nd Nearby and Greater
$50
$50
$55
$55
$68
$68
NGPL LA Basis (NY)            
Tier 1 - 1st Nearby
$200
$200
$220
$220
$270
$270
Tier 2: 2nd Nearby and Greater
$200
$200
$220
$220
$270
$270
ANR Oklahoma Basis (NE)            
Tier 1 - 1st Nearby
$125
$100
$138
$110
$169
$135
Tier 2: 2nd Nearby and Greater
$100
$50
$110
$55
$135
$68
SUMAS Basis (NK)            
Tier 1 - 1st Nearby
$300
$650
$330
$715
$405
$878
Tier 2: 2nd Nearby and Greater
$275
$275
$303
$303
$371
$371
NGPL Mid-Continent Basis (NL)            
Tier 1 - 1st Nearby
$200
$300
$220
$330
$270
$405
Tier 2: 2nd Nearby and Greater
$150
$100
$165
$110
$203
$135
Northern Natural Gas Demarcation Basis (PE)            
Tier 1 - 1st Nearby
$200
$125
$220
$138
$270
$169
Tier 2: 2nd Nearby and Greater
$100
$50
$110
$55
$135
$68
Northern Natural Gas Ventura, Iowa Basis (PF)            
Tier 1 - 1st Nearby
$175
$175
$193
$193
$236
$236
Tier 2: 2nd Nearby and Greater
$100
$100
$110
$110
$135
$135
Dominion Transmission Inc. – Appalachia Basis (PG)            
Tier 1 - 1st Nearby
$250
$150
$275
$165
$338
$203
Tier 2: 2nd Nearby and Greater
$200
$100
$220
$110
$270
$135

This notice supersedes all previous notices regarding margins rates for the Natural Gas Basis swap contracts listed above.
Should you have any questions or require any further information, please contact exchangeinfo@nymex.com