Been diving into the global copper supply situation lately, and there's something pretty interesting happening in the mining world right now.

Back in 2024, copper markets got pretty wild. The red metal hit a new all-time high above $5 per pound for the first time, but here's what caught my attention: while prices were swinging hard, the real story was about supply tightening. Mining in the top copper-producing countries kept aging without enough new capacity to fill the gap. Add in the energy transition driving massive copper demand, and you've got a classic supply-demand squeeze building.

Let me break down where all this copper is actually coming from. Global production hit 23 million metric tons in 2024, and the geographic concentration is striking. Chile dominated with 5.3 million MT, roughly 23 percent of global output. They've got some serious operations there—BHP's Escondida alone is the biggest copper mine in the world, pumping out around 2 million metric tons annually. That's just one mine. But here's the thing: Chile's actually expected to rebound to 6 million MT in 2025 as new mines ramp up.

Then you've got the Democratic Republic of Congo at 3.3 million MT, and this is where it gets interesting. The DRC jumped significantly from 2.93 million MT the year before, mainly thanks to Ivanhoe's Kamoa-Kakula project hitting commercial production. That project alone produced over 437,000 MT in 2024. Peru came in at 2.6 million MT, though down slightly from 2023, largely due to maintenance issues at Freeport McMoRan's operations.

China's domestic mine production sits at 1.8 million MT, but here's the kicker—they're refining 12 million metric tons of copper annually, which is insane. Over 44 percent of global refined copper production. The country's also sitting on 190 million MT of reserves, the world's highest.

Indonesia's been climbing the ranks and hit 1.1 million MT in 2024, passing the US and Russia. Their Freeport McMoRan Grasberg complex is the largest copper mine in the country and keeps ramping up. The US stayed around 1.1 million MT as well, with Arizona alone accounting for 70 percent of domestic supply.

Russia produced 930,000 MT with a notable ramp-up from new production coming online. Australia, Kazakhstan, and Mexico rounded out the top 10, each producing between 700,000 and 800,000 MT.

What's really worth watching: forecasts suggest the copper market's heading into supply deficits over the next few years. That should provide some serious tailwinds for prices. The energy transition isn't slowing down, and with aging mines and limited new capacity coming online, copper's going to stay tight. If you're tracking commodity markets or thinking about mining exposure, this supply picture is definitely worth keeping on your radar.