10MeV (S1) Proton/PCA Event Ended 16 07 2023 0855UT 10MeV Maximum proton flux of 1.80E+01 PFU (S1) observed at 16 07 2023 0735UT Australian Space Weather Forecasting Centre Bureau of Meteorology ASWFC at bom.gov.au www.bom.gov.au | www.sws.bom.gov.au