Projected IT Availability

February 17, 2026

Note: Vector's "Traditional Joliet to Dawn" longhaul availability can be determined by using the lesser of the "Joliet to Milford Junction" or the "Rover to Dawn" segment.

Projected IT-1 by segment available February 17, 2026 (current day):

• Joliet to LaPorte                                943,787

• Joliet to Milford Junction                        943,787

• Rover to Dawn                                            1

• Milford Junction to Joliet                       1,046,408

Projected IT-1 by segment available February 18, 2026 (tomorrow):

• Joliet to LaPorte                              1,013,748

• Joliet to Milford Junction                      1,013,748

• Rover to Dawn                                          67,548

• Milford Junction to Joliet                           62,600

*All volumes are in Dekatherms

Projected IT-1 available volumes are estimated based on current operational conditions and are made available solely for informational purposes only and nothing contained in this posting shall be construed as an offer of service. Vector does not guarantee the availability of IT-1 service to any party at any time.