Leslie

As of September 9, 2026, Leslie is filled to 57.0% of its total capacity, holding roughly 61 hm³ of water out of a maximum 106 hm³. At this level the reservoir is within its normal operating range. Of that total, about 104 hm³ is usable (live) storage.

Over the most recent week on record the fill level has held broadly steady (-0.2 pts), and it is 25.2 points below its level on the same date a year earlier.

Across the readings we hold for Leslie — 1095 data points between September 11, 2023 and September 9, 2026 — the level has ranged from a low of 57.0% (September 8, 2026) to a high of 88.1% (September 11, 2023). On average the reservoir is fullest around October and at its lowest around July.

The dam at Leslie was completed in 1965. It is operated by BOM primarily for water supply. It lies within the Sandy Creek Basin basin at 28.240°S, 151.903°E.