- Locations having Ground Water Arsenic between 0.01 to 0.05 mg/litre in Sonitpur District of Assam (As on March 2015)
- Location having Ground Water with Iron > 1.0 mg/litre in Sonitpur District of Assam (As on March 2015)
- Locations having Ground Water with Iron > 1.0 mg/litre in Sonitpur District of Assam (As on March 2008)