Performance Summary for 19 Completed SVE Projects

Technology(ies)

SVE Only

SVE with air sparging SVE with air sparging and pump-and-treat SVE with ISCO SVE with multiple technologies

Number of Projects

Initial MTBE Concentration (pg/L)

Final MTBE Concentration (pg/L)

Minimum Median Maximum Minimum Median Maximum

48 99 5

4151

6900 218 203

17,000 10,800

8900 337 2600

44,400

21 NR

1800 3200 35

Median Project Duration (months)

24 57 22

9 12

Source: Adapted from U.S. EPA, Technologies for Treating MTBE and Other Fuel Oxygenates, EPA 542-R-04-009, United

States Environmental Protection Agency, Washington, DC, May 2004. NR = Information not provided.

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