N.B. Gas Prices Up After Weekly Adjustment Saint John, NB, Canada / Country 94 Tara Clow Jul 1, 2021 | 10:17 AM Mike Mozart / CC It’s costing you more at the pumps this week to fill up. The Energy and Utilities Board made its price adjustment overnight. The maximum for regular self-serve is up 2.8 cents a litre to $1.37.8. Diesel also rose by 1.3 cents a litre to $137.6.