Flash floods, triggered by incessant rains for the last three days, have submerged several areas in Dimapur.
Rio, who is also the chairman of Nagaland State Disaster Management Authority (NSDMA), visited flood-hit areas of Naharbari, Darogajan and Ekhyo Yan.
The CM handed over Rs 10 lakh to Dimapur deputy commissioner Kevekha Kevin Zehol to be distributed as immediate relief to the affected families.
Zehol is the chairman of Dimapur District Disaster Management Authority (DDMA).
Incessant rains have caused flood floods at 14 locations in Dimapur district and rendered many families homeless.
An NSDMA report said flood was reported at 1.30 pm at Toulazouma, Bade, Tsithrongse and Selouphe villages, Naharbari, Darogajan, Ekhyo Yan (Domokhia) and Purana Bazar B.
The other flood-hit areas are Purana Bazar Model colony, Khushiabil, Siethekema Basa – 7th Mile village, Thahekhu village block-7, Thilixu B-3 and Khopanala village.
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The report said rivers Dhansiri and Chathe are swelling and flowing at dangerous levels blocking the flow of drainage and small streams, thereby causing intense flooding in the adjoining areas.
The Army relief column in coordination with 5th Assam Rifles, the district administration, Dimapur DDMA evacuated 68 stranded persons, including minor children, from Ekhyo Yan.
The 5th Assam Rifles also provided medical aid and food packets to the rescued persons.
The evacuated people, shifted to Government Primary School, Ekhyo Yan, were provided essential commodities by the district administration and the DDMA.
A State Disaster Response Force (SDRF) team evacuated 17 persons at Toulazoma and 20 people at Bade village.
So far, 8 relief camps have been set up at Ekhyo Yan, Naharbari, Darogajan, Kushiabill, Purana Bazaar, Toulazouma and Selophe.
Swelling waters of river Dhansiri washed away the recently inaugurated Tisthrongse rope bridge.
One whole colony at Naharbari area has been flooded while flood waters have submerged the government school in the area.
While Siethekema Basa village road has been cut off, crops and houses have been reportedly damaged at Selouphe and Khopanala villages.
Seventy per cent of Thahekhu village has been completely submerged affecting many houses.
An estimated 100 people are also reportedly trapped in Domokhia.
The DDMA, SDRF, home guards and civil defence have rescued trapped people in Tsithrongse village while the SDRF have pressed inflatable boats into service for search and rescue operations.