CONCORD, New Hampshire, Aug. 3 -- The New Hampshire Public Utilities Commission issued the following letter (No. DE 23-068) on Aug. 2, 2023: * * * 2024-2026 Triennial Energy Efficiency Plan, Prehearing Order A prehearing conference in this matter was held on July 27, 2023. Liberty Utilities (Granite State Electric) Corp. d/b/a Liberty; New Hampshire Electric Cooperative, Inc.; Public Service Company of New Hampshire d/b/a Eversource Energy; Unitil Energy Systems, Inc.; Liberty Utilities (Ener  more