Lok Sabha Question No. 171 (UNSTARRED), answered on 2026-01-29
Subject: River Bank Erosion
Ministry: JAL SHAKTI
Asked by: Dr. Mohammad Jawed

## 171.   Dr. MOHAMMAD JAWED:

Will the Minister of JAL SHAKTI be pleased to state:

(a) whether the Government has conducted any study to ascertain the area of land lost due to river bank erosion across the country during the last twenty years and if so, the details thereof, State-wise, particularly in Bihar, district-wise;

(b)  whether  the  Government  has  any  data  indicating  the  number  of  persons  displaced  and  the  extent  of economic and infrastructural  loss  due  to  river  bank  erosion  during  the  said  period  and  if  so,  the  details thereof;

(c) the concrete steps taken to control erosion and mitigate the annual loss and destruction considering that floods and river bank erosion are an annual dismay for the people; and

(d) the details of the funds spent to control river bank erosion in Bihar during the said period along with the total output achieved?

## ANSWER

## THE MINISTER OF STATE FOR JAL SHAKTI

## ( SHRI RAJ BHUSHAN CHOUDHARY )

(a)  &  (b) The  country  faces  the  problem  of  flood  and  erosion  in  varying  degrees  in  different  parts including  Bihar.  Data  on  the  area  of  land  lost,  number  of  persons  displaced,  extent  of  economic  and infrastructural loss due to river bank erosion in the country is not maintained centrally. The morphological study of river Ganga (from Devprayag to Farakka) using remote sensing has been conducted by Central Water  Commission  (CWC).  The  study  indicates  that  an  estimated  erosion  of  252.43  Sq  km  and  a deposition of 591.90 sq km occurred in the reaches of river Ganga in Bihar during the period 1970 to 2010. In  the  morphological study of river Kosi conducted by CWC using satellite data, it was observed that a total estimated erosion of 617.92 sq.km and a deposition in 646.28 sq. km occurred in the reaches of river Kosi in Bihar during the period 1977-2016.

(c)  & (d) Flood management and anti-erosion schemes are formulated and implemented by concerned State Governments as per their priority. The Union Government supplements the efforts of the States by providing technical guidance and also promotional financial assistance for management of floods in critical areas. Union Government is implementing "Flood Management and Border Areas Programme (FMBAP)"

## GOVERNMENT OF INDIA MINISTRY OF JAL SHAKTI

## DEPARTMENT OF WATER RESOURCES, RIVER DEVELOPMENT & GANGA REJUVENATION

## LOK SABHA

## UNSTARRED QUESTION NO. 171

## ANSWERED ON 29.01.2026

## RIVER BANK EROSION

for  providing  central  assistance  to  States  for  works  related  to  flood  control,  anti-erosion,  drainage development, anti-sea erosion, etc. Total central assistance of Rs. 8737.65 Crore has been released under FMBAP Scheme upto March, 2025. Total 49 flood management projects of Bihar with an estimated cost of Rs.  2106.12  Cr.  have  been  included  for  central  funding  under  Flood  Management  Programme (FMP) component of FMBAP scheme, out of  which central  assistance  amounting  to  Rs.  924.40  Cr. has been released to Govt. of Bihar. Under River Management Activities and Works related to Border Areas (RMBA) component of FMBAP, central assistance of Rs. 732.15 Crore has been released to Govt. of Bihar till March, 2025.

In addition to above an allocation of Rs.1500 crore has been earmarked under the National Disaster Mitigation Fund (NDMF) for erosion mitigation activities during the period 2021-26, and Rs. 1000 crore has been provided to States under the National Disaster Response Fund (NDRF) to support the resettlement of erosion-affected populations.

Central Water Commission (CWC) maintains a network of 350 flood forecast stations (150 Inflow Forecast  Stations  +  200  Level  Forecast  Stations)  in  the  country.  The  network  has  been  established  in consultation with State Govt./Project authorities. It has a network of 43 stations (40 level & 3 inflow) in Bihar.

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