Question raised in Lok Sabha on pollution in Lakes/Rivers, 21/07/2015. The water quality of rivers, lakes & other water bodies is regularly monitored by the Central Pollution Control Board (CPCB) in collaboration with State Pollution Control Boards (SPCBs) through a network of 2500 monitoring stations in 28 States and 6 Union Territories. This includes 1275 monitoring stations on rivers and 281 monitoring stations on lakes, tanks & ponds, which cover 445 rivers as well as 244 lakes, tanks & ponds. The details of funds released to various State Governments for implementation of sanctioned works under NRCP/NGRBA & NPCA programmes since 2011-12, State-wise are at Annexure-I & Annexure-II respectively.