There is no let up in the overall flood situation in Bihar with major rivers in spate even as 1.5 million people continue to be affected by the deluge in 11 north Bihar districts, official sources said. The Central Water Commission sources said major rivers like Kosi, Mahananda, Bagmati, Kamala balan and Adhwara group of rivers were still in spate crossing the danger level at different places along their course. The 11 flood-hit districts are West Champaran, Sitamarhi, Darbhanga, Madhubani, Muzaffarpur, Purnia, Saharsa, Supaul, Kishanganj, Gopalganj and Katihar, state disaster management department sources said adding standing crops and houses worth several crores of rupees have been destroyed in the floods.