1. (1) An owner and permittee must comply with all release detection requirements for a new or existing UST system or permanently close the UST system by the following schedule:

   1. (a) For UST systems installed before 1965 and for UST systems where the installation date is unknown:

      1. (A) December 22, 1989, for tanks and suction piping.
      2. (B) December 22, 1990, for pressurized piping.
   2. (b) For UST systems installed between 1965 and 1969 — December 22, 1990, for tanks, suction piping and pressurized piping.

   3. (c) For UST systems installed between 1970 and 1974:

      1. (A) December 22, 1990, for pressurized piping.
      2. (B) December 22, 1991, for tanks and suction piping.

   4. (d) For UST systems installed between 1975 and 1979:

      1. (A) December 22, 1990, for pressurized piping.
      2. (B) December 22, 1992, for tanks and suction piping.

   5. (e) For UST systems installed between 1980 and December 22, 1988:

      1. (A) December 22, 1990, for pressurized piping.
      2. (B) December 22, 1993, for tanks and suction piping.
   6. (f) For tanks, suction piping and pressurized piping, release detection requirements must be met upon date of installation for all new UST systems installed after December 22, 1988.
2. (2) An owner and permittee of a new UST system installed after December 22, 1988, must comply with the corrosion protection performance standards for tanks and piping (OAR 340-150-0320 and 340-150-0325) at the time of installation.
3. (3) An owner and permittee of an existing UST system installed on or before December 22, 1988, must comply with the requirements for upgrading USTs and piping (OAR 340-150-0560) by no later than December 22, 1998.
4. (4) An owner and permittee that does not comply with section (2) or (3) of this rule must decommission the UST system in compliance with the requirements of OAR 340-150-0166 through 340-150-0168 by no later than December 22, 1998.
5. (5) An owner and permittee of a hazardous substance UST system (e.g., an UST containing any nonpetroleum regulated substance) installed on or before December 22, 1988, must comply with the release detection requirements of OAR 340-150-0400 and 340-150-0410 until December 22, 1998. After December 22, 1998, an owner and permittee of a hazardous substance UST system must comply with the requirements of 340-150-0420.
6. (6) An owner and permittee of a new or existing UST system that does not meet the performance standards in OAR 340-150-0300 or 340-150-0560 may use monthly inventory control and annual tank tightness testing as a release detection method until December 22, 1998. After that date, an owner and permittee must upgrade or permanently close the UST system.

Statutory/Other Authority

ORS 466.706 - 466.835, 466.994 & 466.995

Statutes/Other Implemented

ORS 466.746 & 466.765

History

DEQ 3-2008, f. 2-29-08, cert. ef. 3-10-08
DEQ 6-2003, f. & cert. ef. 2-14-03