Across
- 3. Part of a river not reached by current (eels live here)
- 4. Held within sediments in the gaps between particles
- 7. Protected by APPS or the MARPOL Act
- 9. Its diminishing quantity causes concern for the Colorado River Compact
- 12. Any part of the ocean or river having the ebb and flow of current
- 14. Storing this at a marina is a Best Management Practice (BMP)
- 15. Found in cracks and spaces in soil, sand and rock
- 17. Not of the sea
- 20. Became protected in the United States in 1974
- 22. The FDA (not the EPA) regulates its purity
- 25. Many states require operator certification to manage it
- 26. Contains any physical, chemical, biological or radiological substance or matter
- 27. Found above an impermeable layer of rock or sediment
- 29. Leaves your fauce, ideally lead-free
- 30. Has a potential hydrogen of less than 7
- 33. The USACE has jurisdiction
- 34. Cleaner today due to $338 million in GLLA sediment remediation
- 35. Contains a proppant, usually sand
Down
- 1. While containing sullage, Arizona offers tax incentives for its reuse
- 2. Constrained by the USACE, disclaimed by insurance companies
- 5. Chemically treated to prevent scale, corrosion, and fouling
- 6. Delivered by pipes to at 25 people or more
- 8. Flows from an aquifer directly to the Earth’s surface
- 10. Subjected to electrolysis
- 11. Used in boilers, chillers and manufacturing
- 13. Contains feces or urine flushed from toilets
- 16. Texas provides tax credits on the purchase of equipment for collecting it
- 18. Cools large condensers at power plants
- 19. Rivers, lakes, transitional waters, and coastal waters
- 20. 1% of the world population depends on this for daily needs
- 21. Runoff from our cities, highways and industrial sites
- 23. Managed under EPA’s NPDES program
- 24. Byproduct of bringing oil and gas to the surface
- 28. Contains very few if any contaminants
- 31. Carbonated to add effervescence
- 32. Contains a larger than normal amount of deuterium