Water Crossword

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Across
  1. 6. stream that only flows after rainfall
  2. 8. 11th longest river in US, makes a boarder
  3. 9. a shorter river that flows into another river in this list
  4. 11. stream that flows some times out of the year
  5. 12. process of settling or being deposited as sediment
  6. 13. an indirect source of pollution from lots of different sources
  7. 15. portion of land drained by a river
Down
  1. 1. where a river or stream begins
  2. 2. a direct source of pollution
  3. 3. area of land that drains to a particular point
  4. 4. an 8-digit code system known as a Hydrologic Unit Code
  5. 5. a lake with a powerplant
  6. 7. process of moving rock or sediment to different locations
  7. 10. stream that has constant flow all year
  8. 14. river that flows into a bigger body of water