Illinois Energy®
Price History for the
Peoples Gas Territory
The table below shows Illinois Energy's TruBalance® variable rates and Peoples Gas' gas supply costs for the past 12 months.
| Offer Month | TruBalance Variable Rate | Peoples' Gas Supply Cost |
|---|---|---|
| Sep 2026 | $0.694/per therm | $0.3145/per therm |
| Aug 2026 | $0.702/per therm | $0.3672/per therm |
| Jul 2026 | $0.6553/per therm | $0.3672/per therm |
| Jun 2026 | $0.693/per therm | $03676/per therm |
| May 2026 | $0.641/per therm | $0.4599/per therm |
| Apr 2026 | $0.617/per therm | $0.4982/per therm |
| Mar 2026 | $0.617/per therm | $0.4067/per therm |
| Feb 2026 | $1.022/per therm | $0.3881/per therm |
| Jan 2026 | $0.789/per therm | $0.4181/per therm |
| Dec 2025 | $0.769/per therm | $0.4063/per therm |
| Nov 2025 | $0.685/per therm | $0.3446/per therm |
| Oct 2025 | $0.659/per therm | $0.3025/per therm |