🎵Music Festivals 2026
The world's 25 biggest summer music festivals — and their power demand.
Glastonbury
25 MW — like a small power plant. 210,000 people, 5 days, no diesel stench anymore.
Tomorrowland
14 stages, 400,000 fans — the Mainstage LED wall alone draws ~3 MW.
Sziget
An island in the middle of Budapest: 7 days, 416,000 visitors, fully on generator power.
Untold Festival
350,000 visitors in 4 nights — Romania's biggest festival draws more power than a small town.
Primavera Sound
The first festival globally with solar-charged battery-powered stages — since 2022.
Montreux Jazz Festival
250,000 visitors, 3 MW, zero diesel. Swiss hydropower makes it possible.
EXIT Festival
On a medieval fortress — 200,000 visitors, no grid connection, everything runs on diesel.
Hellfest Open Air
France's heaviest festival: 6 stages, 8 MW — now with batteries instead of pure diesel.
Roskilde Festival
130,000 visitors, zero diesel — Danish wind power makes it possible. Even EVs as grid buffer.
Wacken Open Air
12 MW for 85,000 metalheads — like powering a city of 70,000. Now with green hydrogen.
Lollapalooza Chicago
400,000 people in Grant Park — battery-powered main stage since 2024 saves 67% diesel.
Rock am Ring
90,000 fans at the Nürburgring — 7 MW in the middle of the Eifel hills, far from the grid.
Hurricane Festival
75,000 fans in Scheeßel — 5 MW, and no BESS in sight yet.
Southside Festival
65,000 fans, 4 MW — and one BESS container could replace the generators.
Lollapalooza Berlin
On Tempelhof Field: 85,000 fans, Berlin city grid, barely any diesel.
Fuji Rock Festival
100,000 fans on Mount Fuji — 7 MW in the forest, no grid, all generators.
Download Festival
75,000 metalheads in Donington Park — 100% HVO fuel, not a fossil drop.
Burning Man
75,000 people in the desert with no grid — everyone brings their own electricity.
Boomtown Fair
UK's first large festival stage on green hydrogen — 20,000 capacity, zero diesel.
Flow Festival
80,000 fans, 100% wind electricity since 2013 — Finland leads the way, no BESS needed.
Boom Festival
By a lake in Portugal, running on fryer oil since 2008 — a pioneer, no BESS needed.
Pohoda Festival
30,000 fans on an airport — BESS, hydrogen, 40% green power. Small but smart.
EDC Las Vegas
175,000 fans, 9 LED stages, 12 MW — Las Vegas overdoes it on power too.
Ultra Music Festival Miami
165,000 EDM fans in Miami — 4 of 7 stages run on battery buffer in 2026.
Coachella
600,000 fans, 9 BESS units — Coachella has the world's largest festival battery fleet.