Miners report Chile copper production declines in Q3 2026
Major miners reported copper production declines in Chile during the third quarter of 2026 due to adverse weather and lower ore grades, though some operations showed growth and companies maintained their full-year projections.

Palanor Wire · composed from 3 outlets · every claim links to its sources
What happened
Copper production at deposits fell 11% on average through September due to lower ore grade and climate effects. 1 Anglo American's Chile copper production decreased 5% in the third quarter of 2026. 35 Extreme winter weather conditions and lower ore grades affected performance in Chile. 34 BHP attributed lower production at Escondida and Spence to low ore grades, scheduled maintenance and operational difficulties. 5
Why it matters
Anglo American and BHP maintained their copper projections for 2026 despite the third-quarter declines. 45
What to watch
Weather conditions and ore grades in Chile will continue to influence fourth-quarter production results. 3
Sources · 5
[1]Anglo American informa producción de cobre en Chile y mantiene proyecciones para 2026
Minería Chilena
[2]BHP mantiene sus proyecciones de cobre pese a menor producción en Escondida y Spence
Minería Chilena
[3]Producción de cobre: yacimientos caen 11% en promedio a septiembre, tras menor ley de mineral y efectos climáticos
La Tercera
[4]Producción de cobre de Anglo American en Chile cae 5% en el tercer trimestre del 2026
Rumbo Minero
[5]Producción de cobre de Quellaveco crece 8% en el tercer trimestre del 2026
Rumbo Minero
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