These data include the 1-minute monitoring values at the R2PIER site, the daily averaged data supporting comparison of the R2PIER and nearby New Jersey Elizabeth Lab site, and the 5 minute shipping data. This dataset is associated with the following publication: Hagler, G., D. Birkett, R. Henry, and R. Peltier. Three years of high time-resolution air pollution monitoring in the complex multi-source harbor of New York and New Jersey. AEROSOL AND AIR QUALITY RESEARCH. Chinese Association for Aerosol Research in Taiwan, TAIWAN, PROVINCE OF CHINA, 21(2): NA, (2020).