Consequently, the unprecedented downpour on the eve of August 7 raised the water level of Marikina River, that ultimately caused many residents to flee to evacuation sites as it reached its 15 meter critical level.
Umabot din sa kritikal na lebel (15 metro pataas) ang kalapit na Marikina River ng mga pamayanang nabanggit sa kasagsagan ng weather disturbance noong bisperas ng Agosto 7.