Save for later Print Download Share LinkedIn Twitter Key Weekly Spot Prices Flow Dates: 8/3/2021 - 8/9/2021 ($/MMBtu) Chg. High Low Henry Hub 4.07 0.10 4.21 3.97 Transco Z6 - NY 3.74 0.33 3.96 3.23 Algonquin 3.89 0.76 4.15 3.25 Chicago Citygate 4.02 0.20 4.10 3.80 NNG Ventura 3.91 0.21 4.03 3.75 Waha Hub 3.87 0.02 4.00 3.70 Katy Hub 4.05 0.12 4.16 3.90 SoCal Border 5.53 0.03 7.80 3.99 NW Rockies 3.90 0.12 4.00 3.77 NW Sumas 3.84 0.15 4.03 3.70 AECO 2.72 -0.29 2.86 2.48