ATCP 93.500(8)(c)2.2. Containment sump tightness testing shall be performed by a person with no personal or monetary interest in the facility and whose employer has no personal or monetary interest in the facility.

ATCP 93.500 NoteNote: Requests for alternate method should be submitted on the TR-WM-157 form. This form is available from the Bureau of Weights and Measures, PO Box 8911, Madison, WI 53708-8911, or at telephone (608) 224-4942, or from the Bureau’s Web site at https://datcp.wi.gov/Pages/Programs_Services/PetroleumHazStorageTanks.aspx.

ATCP 93.500(9)(a)(a) General. Operators of new and existing underground storage tank systems shall maintain all of the following records:

ATCP 93.500(9)(a)1.1. Documentation of any system repairs, alterations or upgrades, including software and hardware upgrades, and any inspections required under this chapter. These inspections include any precision tightness testing, ullage testing, or other testing that is required for determining whether a tank system component is liquid-tight or otherwise complying with this chapter.

ATCP 93.500 NoteNote: For examples of this testing, see the testing for spill-containment basins in s. ATCP 93.505 (3) (b) 1., and the tightness testing described in the Note under s. ATCP 93.510 (1) (e).

ATCP 93.500(9)(a)2.2. Documentation demonstrating conformance with leak detection requirements, and the manner in which these claims have been justified or tested by the equipment manufacturer and certified installer, including all of the following:

ATCP 93.500(9)(a)2.a.a. Information pertaining to the leak detection system, including the material approval as issued under s. ATCP 93.130 that was valid when the system was installed; operator manual; warranty; and documentation verifying that the equipment has been installed, programmed and tested to perform as required in this chapter.

ATCP 93.500(9)(a)2.b.b. Testing results obtained from leak detection equipment, as retained from the equipment’s printer or a handwritten log kept on site.

ATCP 93.500(9)(a)2.c.c. Documentation maintained for all calibration, inspection, monitoring, testing, repair, and annual performance verification of leak detection equipment permanently located onsite.

ATCP 93.500(9)(a)3.3. Response to and investigation of leak detection alarms.

ATCP 93.500(9)(a)4.4. Documentation maintained for all calibration, inspection, monitoring, testing, repair, and periodic performance verification of any corrosion protection equipment permanently located onsite.

ATCP 93.500(9)(a)5.5. Analysis from a corrosion expert of site corrosion potential if corrosion protection equipment is not used.

ATCP 93.500(9)(a)6.6. Records of any environmental information that has accrued for a site, such as from site inspections or investigations, phase I or II environmental site assessments, or repairs, or from tank-system site assessments conducted under ss. ATCP 93.560 to 93.585.

ATCP 93.500(9)(a)7.7. Documentation of product inventory verification at facilities that are subject to the requirements of ch. ATCP 94.

ATCP 93.500(9)(a)8.8. Results of functional testing of impact and emergency shutoff valves.

ATCP 93.500(9)(a)9.9. Electrical continuity testing for dispensers of motor fuels that are Class I liquids.

ATCP 93.500(9)(a)10.10. One set of stamped, approved plans and specifications and a copy of the approval letter.

ATCP 93.500(9)(a)11.11. Documentation of compliance with the compatibility requirements in s. ATCP 93.680 (3) (c) 1. or (6) (c) 1. as applicable to the ethanol or biodiesel blend.

ATCP 93.500(9)(b)1.1. Operators shall maintain the required records at the site, except as provided in subds. 2. and 3. and par. (c) 11.

ATCP 93.500(9)(b)2.2. Operators of unattended sites shall make the records available for inspection at the site when given 72 hours of prior notice.

ATCP 93.500(9)(b)3.3. The approved plans and specifications and approval letter shall be kept on site and available to the authorized agent or the department during all phases of installation. After installation is completed, the approved plans and specifications and approval letter shall be made available to the authorized agent or the department upon request.

ATCP 93.500(9)(b)4.4. Records may be kept electronically, provided they are in a format acceptable to the department.

ATCP 93.500(9)(c)(c) Maintenance of records. Records shall be maintained for the following periods from the date of the most recent test, inspection or upgrade: