Northern Natural Gas Company                                              First Revised Sheet No. 164
FERC Gas Tariff                                                                           Superseding
Fifth Revised Volume No. 1                                          Substitute Original Sheet No. 164










                            Sheet No. 164 is Reserved for Future Use
 


















































Issued by: Mary Kay Miller, V.P. Regulatory & Government Affairs
Issued on: August 24, 2006                                             Effective: September 24, 2006