Cascade Natural Gas Corporation (CNGC or the Company) filed its 2024-2025 Biennial Conservation Plan (BCP) on November 15, 2023, in compliance with the Revised Code of Washington (RCW) 80.28.380. Within the BCP the Company establishes its two-year acquisition target identifying available and cost-effective therm savings opportunities. On January 17, 2024, the Washington Utilities and Transportation Commission accepted and acknowledged the Company’s Acquisition Target and Two-Year Conservation Goal of 1,782,212 therms.
Conservation Plan and Reports
Annual Conservation Report
On June 12, 2025, Cascade filed its Annual Conservation Report in Docket UG-230937, satisfying the commitment made by the Company in Docket UG-230937 Attachment A Biennial Conservation Plan (BCP) Conditions. The Annual Conservation Report summarizes the Company’s efforts for the 2024 program year with an annual energy savings amount of 1,062,092 therms across it’s residential, commercial, and low-income weatherization programs.
The Annual Conservation Report consists of a main report document and five supporting work papers. The work papers cover portfolio level cost effectiveness, a summary of therm achievements per measure organized by program, and a report summarizing the Northwest Energy Efficiency Alliance’s efforts on behalf of the Company.
- UG-230937-CNGC-2024-Conservation-Arpt-Cltr-06-12-2025 | Cover Letter Spanish
- UG-230937-CNGC-2024-Conservation-Arpt-06-12-2025 | Spanish Annual Report
- UG-230937-CNGC-2024-Conservation-Arpt-WP-1-06-12-2025 | WP-1 Spanish
- UG-230937-CNGC-2024-Conservation-Arpt-WP-2-06-12-2025 | WP-2 Spanish
- UG-230937-CNGC-2024-Conservation-Arpt-WP-3-06-12-2025 | WP-3 Spanish
- UG-230937-CNGC-2024-Conservation-Arpt-WP-4-06-12-2025 | WP-4 Spanish
- UG-230937-CNGC-2024-NEEA-Arpt-for-CNGC-WP-5-06-12-2025 | NEEA Report Spanish