The Disaster Management Department (DMD) in Bihar, India, reports that 41 people have died and over 180,000 people have been evacuated after flooding in 10 districts over the last few days.
Heavy rain from 10 August in Bihar and river catchment areas upstream, including Nepal, have increased river levels dramatically.
On 13 August, Basantpur in Supaul district recorded 454 mm of rain in 24 hours. On 12 August, as many as 6 locations in Kishanganj district recorded between 240 mm and 340 mm of rain in 24 hours.
As of 14 August, India’s Central Water Commission (CWC) reported that 21 river forecasting stations were at or above warning levels in the state, including the Koshi, Mahananda and Gandak rivers.
DMD says that 3,541 villages are currently flooded in the state, with 374 homes destroyed. As many as 182,420 people have been forced to evacuate. Over 48,000 people are currently staying in 254 relief camps set up by authorities.
Among the worst hit districts are Kishanganj, Araria, and Katihar. Other affected districts include Darbhanga, Madhubani, Sitamarhi, Madhepura, Sheohar, Purnia and East and West Champaran.
DMD report that at least 41 people have died in the floods, including 20 in Araria, 5 in Kishanganj, 6 in Sitamarhi and 3 in Darbhanga. Other deaths occurred in East Champaran (3), West Champaran (3) and Madhubani (1).
Indian Prime Minister, Shri Narendra Modi said that the central government has assured all support to the Bihar government to mitigate the flood situation and that the situation is being monitored closely. Via Social Media, he said:
“My thoughts are with all those affected by floods in parts of Bihar. The situation is being monitored closely. Centre assures all support to Bihar government to mitigate the flood situation. Teams of NDRF are in Bihar for rescue and relief work”.
Twenty-two teams from India’s National Disaster Response Force (NDRF) with 100 boats and 15 teams with 82 boats from Bihar’s State Disaster Response Force ( SDRF) are carrying out rescue and relief operations. Eight teams from India’s army and air force, with 80 boats and 2 helicopters, are also carrying out flood rescue and evacuations.
Warnings, Rivers and Rainfall
On 10 August, India Meteorological Department (IMD) issued an flood warnings for Bihar. IMD said:
“Rivers Kosi, Kamlabalan, Adhwara Group, Bagmati, Burhi Gandak, Gandak, Ghaghra are likely to flow in low to moderate with High flood situation in few locations in Supaul, Madhepura, Madhubani, Darbhanga, Khagaria, Sitamarhi, Shivhar, Muzaffarpur,Samastipur, Begusarai, West and East Champaran, Gopalganj, Siwan,Saran, Vaishali districts of Bihar during 10 to 14 August 2017.”
As of 14 August, India’s Central Water Commission (CWC) reported that 21 river forecasting stations were at or above warning levels in the state, including the Kosi, Mahananda and Gandak rivers.
With heavy rainfall in the catchment areas, in Bihar as well as other areas including Nepal, the water level of these rivers has been rising for several days.
According to CWC, as of 14 August, the Gandak at Dumariaghat, Gopalganj stood at 63.22 metres and was forecast to reach 63.7 metres over the next 24 hours, surpassing previous record highs.
The Mahananda river at Jhawa in Katihar district stood at 34.07 metres, beating the previous record high of 33.51 m set in August 1987. The Mahananda at Dhengraghat, Purnia, stood at 38.08 on 14 August, but was expected to fall.
The Bagmati at Benibad, Muzaffarpur reached 49.55 metres and was forecast to rise further, thus approaching the previous record level of 50.01 metres.
Also as of 14 August, the Kosi river at Basua in Supaul was at 49.01 metres and at Baltara, Khangaria, 35.72 metres.
Below are figures from the Disaster Management Department (DMD) in Bihar for a 24 hour period:
10 August, 2017
- Lakshmipur, Jamui – 218.8 mm
- Gaunaha, West Champaran -158 mm
11 August, 2017
- Sahdai Buzurg, Vaishali – 163.8 mm
- Rosera, Samastipur – 163.2 mm
- Narpatganj, Araria – 140.2 mm
- Dighalbank, Kishanganj – 342.2 mm
- Bahadurganj, Kishanganj – 324.4 mm
- Pothiya, Kishanganj – 320.2 mm
- Kochadhaman, Kishanganj – 280.6 mm
- Kishanganj (city), Kishanganj -275.2 mm
- Thakurganj, Kishanganj – 245.4 mm
- Parihar, Sitamarhi – 218.6 mm
- Basantpur, Supaul – 454 mm
- Keoti, Darbhanga – 317 mm
B - Araria
C - Katihar
D - Darbhanga
E - Madhubani
F - Sitamarhi
G - Madhepura
H - Sheohar
I - West Champaran
J - East Champaran
K - Purnia
Lakshmipur, Jamui - August 10 to August 10, 2017
Gaunaha, West Champaran - August 10 to August 10, 2017
Sahdai Buzurg, Vaishali - August 11 to August 11, 2017
Rosera, Samastipur - August 11 to August 11, 2017
Narpatganj, Araria - August 11 to August 11, 2017
Dighalbank, Kishanganj - August 12 to August 12, 2017
Bahadurganj, Kishanganj - August 12 to August 12, 2017
Pothiya, Kishanganj - August 12 to August 12, 2017
Kochadhaman, Kishanganj - August 12 to August 12, 2017
Kishanganj (city), Kishanganj - August 12 to August 12, 2017
Parihar, Sitamarhi - August 12 to August 12, 2017
Basantpur, Supaul - August 13 to August 13, 2017
Keoti, Darbhanga - August 13 to August 13, 2017
Gandak at Dumariaghat, Gopalganj - August 14 to August 14, 2017
Mahananda river at Jhawa in Katihar district - August 14 to August 14, 2017
ahananda at Dhengraghat, Purnia - August 14 to August 14, 2017
Bagmati at Benibad, Muzaffarpur - August 14 to August 14, 2017
Kosi river at Basua in Supaul - August 14 to August 14, 2017
Kosi river at Baltara, Khangaria - August 14 to August 14, 2017
Gandak at Dumariaghat, Gopalganj - August 20 to August 20, 2017
Mahananda river at Dhengraghat, Purnia - August 20 to August 20, 2017
Kosi river at Kursela, Katihar district - August 20 to August 20, 2017
August 10 to August 21, 2017
422,106 were still in relief camps as of 06 September
August 10 to September 6, 2017
August 10 to September 6, 2017
Figures according to Bihar’s Disaster Management Department. Figures include huts and small dwellings.