1.   Conduct regular checks on your water quality using test-kits.

2.   In forestry, these chemicals can lead to a Decline in water quality and to Declines in aquatic fauna and flora.

3.   In water quality and air quality, Texas has the worst record of any big state.

4.   It is a warning sign that your water quality is unsuitable.

5.   It is caused by bacteria or parasites or poor water quality and the only sure treatment is antibiotics, preferably by injection.

6.   It is the fear of frightening off investors that has stopped the government investing in water quality.

7.   Marines need special attention to water quality.

8.   Scientists took samples to test the water quality.