7/7/2025

Spot Price Calculations for June

Rover - Based on Gas Daily

Gas Daily - Weekly Weighted Average Prices

Supply Zone

Mainline Zone

Market Zone N

Market Zone S

Publication Date

Eastern Gas, North

Chicago, City Gates

Dawn, Ontario

Mich Con City-Gate

Weekly Average

Columbia Gulf, Mainline

Trunkline, Zone 1A

Weekly Average

6/9/2025

$1.7290

$2.5770

$2.4550

$2.4740

$2.4645

$2.5390

$2.5310

$2.5350

6/16/2025

$1.6810

$2.5460

$2.4460

$2.4690

$2.4575

$2.5200

$2.4970

$2.5085

6/23/2025

$2.1570

$2.7110

$2.6490

$2.6490

$2.6490

$2.6840

$2.6850

$2.6845

6/30/2025

$2.6220

$2.9640

$2.9960

$2.9800

$2.9880

$2.9900

$2.9790

$2.9845

$2.0473

$2.6995

$2.6365

$2.6430

$2.6833

$2.6730

Avg. Rate

$2.0473

$2.6995

$2.6398

$2.6781

Supply Low

$1.6810

Highest Week

$2.6220

$2.9640

$2.9880

$2.9845