TITLE: GCN CIRCULAR NUMBER: 30395 SUBJECT: INTEGRAL detection of a burst from SGR 1935+2154 DATE: 21/07/06 19:25:57 GMT FROM: Sandro Mereghetti at IASF-Milano/INAF S.Mereghetti (INAF, IASF-Milano) on behalf of the IBAS localization team reports: A short burst has been detected by IBAS in the IBIS/ISGRI data at 17:14:50.7 UT of 2021 July 6. The burst was clearly localized at the position of the galactic magnetar SGR 1935+2154 and a notice with the source identification was distributed in real time (IBAS Alert Packet n.9294). The burst had a duration of about 50 ms. A preliminary analysis indicates a fluence of about 1e-7 erg/cmq (20-200 keV).