The dataset of the manuscript "Evaluating the EPICC-Model for Regional Air Quality Simulation: A Comparative Study with CAMx and CMAQ"

3.1_spa_tem_daily_seasonal_avg: Spatiotemporal distribution and statistical analysis data of daily average PM2.5 and MDA8 O3 3.2_pm25_chem_com: Evaluation of PM2.5 chemical composition simulations 3.3_AQI: Performance of AQI and pollution forecast accuracy across different Chemical Transport Models (CTMs) 3.4_pollution_events: Capability in capturing regional persistent pollution events