Illinois Energy®
Price History for the
North Shore Gas Territory
The table below shows Illinois Energy's TruBalance® variable rates and North Shore Gas' gas supply costs for the past 12 months.
| Offer Month | TruBalance Variable Rate | North Shore Gas' Supply Cost |
|---|---|---|
| Oct 2026 | $0.642/per therm | $0.3769/per therm |
| Sep 2026 | $0.694/per therm | $0.3888/per therm |
| Aug 2026 | $0.702/per therm | $0.4093/per therm |
| Jul 2026 | $0.6553/per therm | $0.4246/per therm |
| Jun 2026 | $0.693/per therm | $04237/per therm |
| May 2026 | $0.641/per therm | $0.5053/per therm |
| Apr 2026 | $0.617/per therm | $0.4982/per therm |
| Mar 2026 | $0.617/per therm | $0.4455/per therm |
| Feb 2026 | $1.022/per therm | $0.4676/per therm |
| Jan 2026 | $0.789/per therm | $0.5323/per therm |
| Dec 2025 | $0.769/per therm | $0.5153/per therm |
| Nov 2025 | $0.685/per therm | $0.4391/per therm |