How we knowSources, updates, and important limits+
Different instruments. One honest answer.
Official monitoring is preferred when it is current and close enough. Modeled estimates stay clearly labeled.
Sources used here
AirNow · participating air agencies · preliminary real-time US AQI
Reporting area
Death Valley National Park · About 31 miles from the evaluation point.
Local pattern
Bishop has recurring air-quality questions worth a focused local check. Current readings, the leading pollutant, and the near-term outlook stay together here.