Arsenic in Chandpur's drinking water — tube-well water quality and risk | Bangladesh Insider

In the 2022 DPHE/BGS survey, 51.4% of tube wells in Chandpur exceeded Bangladesh's arsenic limit of 50 µg/L. Risk, upazila figures, what to do and sources.

• arsenic_50: 51.4% (2022) — DPHE Arsenic Risk Reduction Project — tube-well arsenic screening 2021–2022
• arsenic_10: 91.5% (1999) — DPHE/BGS National Hydrochemical Survey — Arsenic contamination of groundwater in Bangladesh

Chandpur

Sources

• DPHE Arsenic Risk Reduction Project — tube-well arsenic screening 2021–2022 — Prothom Alo (20 Nov 2022), "14pc tube wells in Bangladesh contain excessive arsenic", reporting DPHE field tests of 5,430,880 tube wells in 3,200 unions (mid-2021 to September 2022) under the Arsenic Risk Reduction Project on Water Supply. https://en.prothomalo.com/bangladesh/0t2bpr097i
• DPHE/BGS National Hydrochemical Survey — Arsenic contamination of groundwater in Bangladesh — BGS and DPHE (2001). Arsenic contamination of groundwater in Bangladesh. Kinniburgh, D G and Smedley, P L (Editors). British Geological Survey Technical Report WC/00/19. British Geological Survey, Keyworth. Data reproduced with acknowledgement to BGS and DPHE; the project was funded by the UK Department for International Development (DFID). https://www.bgs.ac.uk/groundwater/quality/groundwater-and-health/arsenic-contamination-of-groundwater/bangladesh-reports/