Data Archive

UW GAM-v2 (Lee and Jaffe, 2025)

UW GAM-v1 (Lee and Jaffe, 2024)

UW Smoke PM2.5 (Jaffe et al., 2026)

EPA EMBER (Simon et al., 2024)







Browse and download the annual analysis reports below (Downloads are not supported on mobile devices).


UW Smoke PM2.5 (+2025)

Smoke PM2.5 for 2025 and onwards is calculated based on the methodology of UW Smoke PM2.5 (Jaffe et al., 2026).

Year Preliminary Finalized


UW GAM-v2 (+2025)

Using the GAM trained by the 2019–2024 data, UW GAM-v2 (Lee and Jaffe, 2025), we perform Smoke O3 predictions for 2025 and onwards, treating them as independent new datasets.

Year Preliminary Finalized




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