Chromium afflicts borewells in India's largest industrial area
Graphical representation of groundwater level in Murshidabad. Maps represents water depth in May and November. It also provoide information on location of tube wells, dug wells and location of arsenic and iron concentration beyond permissible limit.
Arsenic poisoning in these districts is a serious environmental problem and is affecting the health of millions of people in the State. The problem has been aggravated with increase in groundwater exploitation leading to leaching of arsenic located in upper layers of sediment down into the deep aquifers.
During my visits to these districts, I have had dreary experiences -
In the absence of groundwater instrumentation networks in India, the knowledge of local well drillers about the location, quality, etc of groundwater aquifers is invaluable.