Watersheds

Crossword

Complete the crossword, then click on "Check" to check your answer. If you are stuck, you can click on "Hint" to get a free letter. Click on a number in the grid to see the clue or clues for that number.
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Across:

1. Surface water features that flow
4. An _______ of land that drains into a lake or river is called a watershed.
8. If too much nitrates and phosphates enter a lake it can cause this (2 words)
10. Areas of higher elevation that form the dividers between watersheds
11. A network of underground pipes that take wastewater to a treatment facility

Down:

2. Holes in the side of the road that allow rain water to enter into lakes and rivers via underground pipes
3. The catch __________ is found under the storm drain.
5. Places algae blooms can occur
6. Helps grass and algae grow
7. Contains nitrates and phosphates
9. Underground ________ allow rain water to enter lakes or rivers from our streets