What Happens When an Oil Spill Occurs?
ES0703  Assessing Impact

Assessing impact means determining the extent of a spill. This map shows how far the oil had traveled about two months after the Exxon Valdez was grounded.

  !   Use the ruler tool to measure the distance the oil had traveled on day 56. Use the measurement to calculate the average rate the oil spread per day, then answer question 3 below.



3. What was the average rate at which the oil spread?

  !   Click the Where on Earth? button to see a larger-scale map to help you put this map in perspective.


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