Question

setting water quality standards improved water quality. however, what was a negative effect of water quality standards? water rationing the price of water went up

Explanation:

Implementing water quality standards requires investments in treatment infrastructure, testing, and compliance measures. These additional costs are typically passed on to consumers, resulting in higher water prices. Water rationing is not a direct negative effect of setting quality standards, as rationing is usually tied to supply shortages rather than quality regulations.

Answer:

The price of water went up