Pichi Picún Leufú Hydro Power Plant (‘HPPL’)

The HPPL plant started operating in the year 1999 under a 30-year concession. Located on the Limay River, in the Province of Neuquén, HPPL has an installed capacity of 285 MW distributed in 3 Kaplan type turbines, representing 0.7% of Argentina’s generation capacity. The dam is made up of loose materials with a waterproof concrete side. It has a total length of 1,045 m, a total height of 54 m at the deepest point of the foundation, and a crest of 480.2 m above sea level. From 2000 to 2023, HPPL’s historical average annual generation was 928 GWh, with a generation record high of 1,430 GWh in 2006 and a record low of 494 GWh in 2016. HPPL’s concession is 100% owned by Pampa.

The following chart shows certain relevant statistical data on HPPL:

Note: Gross Margin before depreciation and amortization.

Technical Data