The latest updates to Tregantle firing times were implemented on 28 August 2026, incorporating the September schedule. Prior adjustments occurred on 30 July 2026 for August timings and 29 July 2026 for the same month. Earlier changes in June and May 2026 established July and standardized the format to display daily permitted live-firing times for UK Defence Training Environment (DTE) operations. The record of updates spans over a decade, with consistent revisions to accommodate seasonal and operational requirements. Regular modifications ensure alignment with defense training protocols and safety standards at the Tregantle range.
