Pakistan Council of Research in Water Resources (PCRWR) has revealed that most of the water sources in district Chakwal are providing unsafe drinking water, mainly due to presence of micro-organism
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/people-forced-drink-polluted-water
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/pakistan-observer
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/pakistan
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/south-asia
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/drinking-water
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/water-quality
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/water-pollution
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/water-supply
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/waterborne-diseases
[10] http://admin.indiaenvironmentportal.org.in/category/thesaurus/health-effects