Water Pollution Crossword

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Across
  1. 2. an abundance of nutrients in a body of water
  2. 4. fecal coliform bacteria
  3. 9. receives wastewater from thousands of household
  4. 11. the standard for clean drinking water
  5. 12. a pipe spewing out wastewater
  6. 13. acid that falls onto earth in the form of rain or snow
  7. 14. currently floating in the pacific ocean
  8. 21. sewage treatment used by rural areas
  9. 22. caused by a substantial change in a water body's temperature
  10. 24. how much oxygen bacteria consumes in a body of water
  11. 25. the large container that receives wastewater
Down
  1. 1. water resulting from livestock and human activities
  2. 3. legislation that restores the cleanliness of surface water
  3. 5. the harmful chemicals in rocket fuel
  4. 6. a body of water with no oxygen
  5. 7. made out of the waste product from livestock
  6. 8. clean water found in the middle of a septic tank
  7. 10. is naturally found in water, but heightened levels have been linked to cancer
  8. 15. the harmful compounds used to manufacture plastics
  9. 16. a type of water pollution that occurs naturally and anthropogenically
  10. 17. a system of pipes that return water into the ground
  11. 18. dangerous levels of this are often found in tuna
  12. 19. a type of waterborne disease
  13. 20. typically caused by sonar waves from ships
  14. 23. an urban area