West Bengal

Arsenic was found in the waters of West Bengal in the 1980s.    The group under Dr Dipenkar Chakriborti of Kolkata has done most of the investigations.  

A summary of the work is in:  ENDANGERED GENERATIONS  by Dipankar Chakraborti.
A map  of arsenic affected blocks in West Bengal.

Dr Chakriborti has also written an article for the non-specialist with photographs of villagers and victims:

ARSENIC ORPHANS   by Dipankar Chakraborti.

NE India  (ASSAM)

report on Arsenic in NE India

Bihar

Recently high levels of arsenic (1 milligram per m3 ) have been found in the Bihar province.  An article has been submitted for publication and will be posted as soon as received.