| Effective Date | Commodity Rate ($/m3) | Commodity Rate ($/GJ) | Basic Monthly Charge ($/month) | Delivery Charge ($/m3) |
|---|---|---|---|---|
| 2023, October 1 | 0.1264 | 3.20 | 26.50 | 0.1113 |
| 2022, August 1 | 0.1674 | 4.20 | 24.50 | 0.1100 |
| 2021, November 1 | 0.1278 | 3.20 | 23.20 | 0.0993 |
| 2019, April 1 | 0.0998 | 2.575 | 23.20 | 0.0993 |
| 2018, November 1 | 0.1136 | 2.95 | 23.20 | 0.0924 |
| 2017, November 1 | 0.1387 | 3.65 | 23.20 | 0.0924 |
| 2016, November 1 | 0.1387 | 3.65 | 22.45 | 0.0883 |
| 2016, January 1 | 0.1596 | 4.30 | 20.60 | 0.0811 |
| 2014, September 1 | 0.1863 | 4.84 | 18.85 | 0.0811 |
| 2014, July 1 | 0.1863 | 4.84 | 18.85 | 0.0773 |
| 2013, September 1 | 0.1453 | 3.82 | 18.85 | 0.0773 |
| 2012, July 1 | 0.1453 | 3.82 | 18.85 | 0.0710 |
| 2012, April 1 | 0.1453 | 3.82 | 16.60 | 0.0710 |
| 2010, November 1 | 0.1725 | 4.55 | 16.60 | 0.0710 |
| 2010, January 14 | 0.1961 | 5.21 | 16.60 | 0.0710 |
| 2009, November 1 | 0.1961 | 5.21 | 14.50 | 0.0710 |
| 2009, April 1 | 0.2238 | 5.96 | 14.50 | 0.0710 |
| 2008, November 1 | 0.3195 | 8.51 | 14.50 | 0.0710 |
| 2008, October 1 | 0.3195 | 8.51 | 12.50 | 0.0710 |
| 2007, November 1 | 0.2459 | 6.57 | 12.50 | 0.0710 |
| 2007, June 1 | 0.2683 | 7.17 | 12.50 | 0.0710 |
| 2006, November 1 | 0.2683 | 7.17 | 10.50 | 0.0710 |
| 2006, April 1 | 0.2562 | 6.80 | 10.50 | 0.0710 |
| 2005, November 1 | 0.2951 | 7.95 | 10.50 | 0.0710 |
| 2003, August 1 | 0.2582 | 6.97 | 10.50 | 0.0710 |
| 2003, May 1 | 0.2685 | 7.25 | 10.50 | 0.0710 |
| 2001, November 1 | 0.2014 | 5.44 | 10.50 | 0.0710 |
| 2001, June 1 | 0.2338 | 6.30 | 10.50 | 0.0710 |
| 2000, December 1 | 0.1669 | 4.52 | 10.50 | 0.0710 |