NationalMonday, 10 August 2026·The Hindu - National
Assam floods in July 2026: Sivasagar-Charaideo deluge, Mon rainfall and railway disruption
July 2026 floods in Assam affected Sivasagar and Charaideo after heavy rainfall in Mon district, disrupting a key railway track for nearly two weeks.
Key highlights
Direct fact
In July 2026, extremely heavy rainfall from July 18 to 22 in Mon district of Nagaland triggered floods that submerged more than 80% of Assam’s Sivasagar and Charaideo districts, while train services on the eastern Assam rail link were snapped for almost a fortnight.
Key specifics
- Mon town in Nagaland reported landslides that killed 11 people during the July 18–22, 2026 rainfall spell.
- Floodwaters from five major rivers and numerous streams originating in Mon district moved downstream into Sivasagar and Charaideo.
- Bihubar Nepalikhuti, near the Assam-Nagaland border, is described as a village of about 200 families of mostly dairy farmers.
- The Bihubar to Simaluguri road is 19 km long and was lined with flood debris after the deluge.
- Floodwaters left Bihubar Nepalikhuti under at least 4 feet of silt, damaging houses, furniture, appliances and livestock.
Exam lens
Question type: geography-current affairs match-the-following, river and district mapping, disaster impact facts; key facts: Mon district, 11 deaths, 80% of Sivasagar-Charaideo, 19-km Bihubar-Simaluguri road, 4 feet of silt. TNPSC may ask which district became the flood epicentre and which transport link was disrupted.