# COMAR Title 26 — Department of the Environment

## Subtitle 10 — Oil Pollution Control and Storage Tank Management

### Chapter 07 — High Risk Oil Storage Facilities

#### Regulation .01 Scope.

*COMAR 26.10.07.01*

A. Applicability.

  (1) The requirements of this chapter apply only to the following oil storage facilities:

    (a) An oil storage facility with a new or existing gasoline UST system located in a high risk groundwater use area (HRGUA) or well head protection area (WHPA); and

    (b) An oil storage facility that meets the definition of a high risk underground oil storage facility under Regulation .07A of this chapter.

  (2) In addition to the requirements of this chapter, an owner of a new or existing gasoline UST system and an owner of a high risk underground oil storage facility is subject to the requirements under COMAR 26.10.01—26.10.06, 26.10.08—26.10.12, and 26.10.16.

B. Variances.

  (1) The Department may grant an owner of a new or existing gasoline UST system or a high risk underground oil storage facility a variance from one or more requirements of this chapter if the owner demonstrates the UST system or oil storage facility is not a threat to groundwater.

  (2) An owner applying for a variance provided under §B(1) of this regulation shall submit to the Department the following information:

    (a) A survey of groundwater use within a 1/2 mile radius of the oil storage facility;

    (b) A description of the construction materials used for the UST system;

    (c) A description of the release detection methods used to protect groundwater;

    (d) A description of operation and testing methods used to protect groundwater; and

    (e) Any other information requested by the Department.