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Informational Postings


Date Requested: May 18 2008 12:16PM

Critical Notices

Subject Type Begin Date End Date
REVISION 1 - PLAINS 30 INCH EL PASO/NNG Maintenance May 20 2008 9:00AM May 27 2008 8:59AM
OPERATIONAL CHANGES - WEST LEG UPDATE 5/2/08 Other May 2 2008 1:49PM Until further notice
NOTIFICATION OF ALLOCATED AND CONFIRMED QUANTITIES Other Jan 28 2008 2:52PM Until further notice
CRITICAL BUSINESS SYSTEM UPDATES - TMS UPGRADES BEGINNING 9/6/07 Other Sep 5 2007 10:59AM Until further notice
FORCE MAJEURE - ROGER MILLS HEMPHILL SYSTEM Force Majeure Nov 4 2005 4:16PM Until further notice

Status

Northern Daily Highlights
No SOL is in effect SOL History
No SUL is in effect SUL History
No Critical Day is in effect CD History
Weekend On-call

Weekend On Call Schedule 05-17-08 thru 05-18-08
Temp. Forecast

Normal system weighted temperature: 60°

05/18/2008 05/19/2008
54 57
05/20/2008 05/21/2008
56 61


Allocations by Cycle

Allocations by Cycle

Gas Day:
 Cycle:
 Type:

Location Cycle Posted Begin Date End Date
OGDEN NORTH NOMINATION GROUP Intraday 1 Non-Critical May 18 2008 9:00AM May 19 2008 8:59AM
JAL-HOBBS-PLAINS SYSTEM Intraday 1 Non-Critical May 18 2008 9:00AM May 19 2008 8:59AM
EL PASO/NNG WAHA Intraday 1 Non-Critical May 18 2008 9:00AM May 19 2008 8:59AM
CHEYENNE PLAINS Intraday 1 Non-Critical May 18 2008 9:00AM May 19 2008 8:59AM
BEAVER SO. EAST SYSTEM Intraday 1 Non-Critical May 18 2008 9:00AM May 19 2008 8:59AM

Service Outage

Location Posted Begin Date End Date
MATAGORDA OFFSHORE PIPELINE SYSTEM Non-Critical Jan 18 2008 3:14PM Dec 31 2008 4:00PM
PLAINS COMPRESSOR STATION Planned Service Outage Apr 15 2008 9:00AM May 31 2008 11:00PM
REVISION 1 - LA CROSSE/TOMAH BRANCHLINE UPRATE Planned Service Outage May 13 2008 9:00AM Jun 10 2008 8:59AM
REVISION 1 - PERRYTON BARLOW Planned Service Outage May 14 2008 9:00AM May 24 2008 8:59AM
REVISION 4 - SPEARMAN UNIT MAINTENANCE Planned Service Outage May 14 2008 9:16AM Jun 11 2008 8:59AM
PLAINS COMPRESSOR STATION - PIPING MODS Planned Service Outage May 16 2008 9:00AM May 27 2008 8:59AM
GUTHRIE CENTER, IA ANNUAL MAINTENANCE Planned Service Outage May 19 2008 9:00AM May 23 2008 8:59AM
REVISION 1 - MITCHELL, TX TO PLYMOUTH, TX Planned Service Outage May 19 2008 9:00AM May 23 2008 8:59AM
GALENA EAST Planned Service Outage May 20 2008 9:00AM May 20 2008 6:00PM
REVISION 1 - PLAINS 30 INCH EL PASO/NNG Critical May 20 2008 9:00AM May 27 2008 8:59AM
REVISION 1 - PLYMOUTH, TX TO SPRABERRY, TX Planned Service Outage May 20 2008 9:00AM May 23 2008 8:59AM
REVISION 1 - SPRABERRY COMPRESSOR STATION MAINTENANCE Planned Service Outage May 20 2008 9:00AM May 20 2008 4:00PM
BEAVER COUNTY #6 Planned Service Outage May 26 2008 9:00AM Jun 1 2008 4:00PM
REVISION 2 - JAL TO HOBBS Planned Service Outage May 27 2008 9:00AM May 29 2008 8:59AM
SEMINOLE COMPRESSOR STATION Planned Service Outage May 28 2008 9:00AM May 28 2008 4:00PM
BEAVER COUNTY #2 Planned Service Outage Jun 2 2008 9:00AM Jun 14 2008 8:59AM
PALMYRA NORTH NOMINATION GROUP Planned Service Outage Jun 2 2008 9:00AM Jun 6 2008 8:59AM
PALMYRA NORTH AND OAKLAND NOMINATION GROUPS Planned Service Outage Jun 7 2008 9:00AM Jun 8 2008 8:59AM
WATERLOO, IA STATION MAINTENANCE Planned Service Outage Jun 19 2008 9:00AM Jun 21 2008 8:59AM
OAKLAND ALLOCATION GROUP Planned Service Outage Jun 21 2008 9:00AM Jun 23 2008 8:59AM
GUTHRIE CENTER, IA MAINTENANCE Planned Service Outage Jun 23 2008 9:00AM Jun 24 2008 8:59AM
EARLVILLE COMPRESSOR STATION Planned Service Outage Jun 25 2008 9:00AM Jun 25 2008 4:00PM
PALMYRA NORTH NOMINATION GROUP Planned Service Outage Jul 3 2008 9:00AM Aug 15 2008 8:59AM
ST CLOUD BRANCHLINE Planned Service Outage Jul 21 2008 9:00AM Jul 23 2008 8:59AM
PALMYRA NORTH NOMINATION GROUP Planned Service Outage Sep 1 2008 10:08AM Sep 16 2008 8:59AM




Disclaimer
The information contained in 'at-a-glance' is intended to provide general information only, and can change at any time, without notice. All requests for transportation services are subject to the nomination and confirmation procedures set forth in Northern's FERC Gas Tariff. Readers should not exclusively rely on this information, but rather should contact their NNG Gas Marketing Representative for further information.




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