These are some well written ...
These are some well written articles on micro pollutants; https://www.theguardian.com/environment/2017/sep/06/plastic-fibres-found-tap-water-around-world-study-reveals
http://earthsky.org/earth/human-antidepressants-found-in-brains-of-great-lakes-fish
We have only started to understand what dire conditions our global water conditions have become. We are even killing our oceans with our garbage and pollution. Miles of coral reefs are dying that are thousands of years old. All the Nitrates we've used for years are just below our plow levels.
https://uwaterloo.ca/stories/fertilizer-applied-fields-today-will-pollute-water-decades
Unfortunately it will take years to get our governments to listen, and decades to clean-up!