Specialty Tanks

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Inoperative 121 - 365 Days

Any impressed current system that is determined to have been inoperative for a period greater than 121 days but less than 365 days must comply with the following requirements in addition to those listed previously:

         A precision tightness test must be performed by a certified tank system tightness tester on the tank system within 15- days of discovery.   Test results report (see COMM report form ERS—10785) must include the beginning and end times of the test, as well as the date of the test.   A copy of the test results must be maintained at the UST site.