1. (a) The owner shall submit a closure report to the department within 30 days of the samples being taken.

2. (b) The report required by (a), above, shall include:

   1. (1) A narrative description of the site and personnel involved, as follows:

      1. a. The department site number and UST facility number;
      2. b. The name, mailing address, daytime telephone number including area code, and email address of the site owner and of a contact person for the facility; and
      3. c. The name and affiliation of each individual on-site during the closure activities, and, for each certified closure contractor who performed the work, the certification number and certification expiration date;
   2. (2) The closure notification as required by Env-Or 408.06;
   3. (3) A summary of field screening sampling results;
   4. (4) A detailed description of the visual inspection of each removed or closed-in-place tank and associated piping, leak detection, and containment systems;
   5. (5) Subsurface information obtained during excavation activities, including soil descriptions, sample locations, and depth of groundwater and bedrock, if encountered;
   6. (6) Representative color photographs of closure activities that are labeled to identify what each photo shows;
   7. (7) One or more tables that summarize laboratory analytical data for chemicals that exceed regulatory limits defined by Env-Or 606.19, Soil Remediation Criteria, and, if applicable, Env-Or 603.03, Ambient Groundwater Quality Standards;
   8. (8) Analytical laboratory data, including test results, chain of custody forms, holding times, and any other information needed to explain the results and any anomalies in the data;
   9. (9) Manifests and disposal records for all materials generated and disposed of in accordance with Env-Or 408.07(c);

   10. (10) A plan or sketch of the site that includes the following:

       1. a. A title, a legend, and a true North arrow;
       2. b. A graphic scale bar or site measurements;
       3. c. The location of prominent site features, including but not limited to site buildings, discharge locations, property boundaries, tank system components, and piping locations;
       4. d. Field screening sample collection locations and laboratory sample collection locations with a unique identifier for each;
       5. e. Locations of any water supply wells, monitoring wells, drainage swales, surface water bodies, or wetlands adjacent to the property; and
       6. f. The limits of the tank and piping excavated areas; and
   11. (11) A summary of findings.
3. (c) The owner shall retain all documents pertaining to the closure of the UST system, including contractor’s invoices, manifests for disposal of materials, testing and analytical reports, and any other documents generated from the closure for not less than 3 years, provided that the documents shall be retained beyond that period if any legal proceedings involving the site are on-going.
4. (d) If the owner transfers ownership of the facility during the 3-year document retention period, whether by sale, gift, or any other mechanism, the transferor shall provide all retained documents to the transferee at the time of transfer.

Source. (See Revision Note #1 at chapter heading for Env-Or 400) #10393, eff 9-1-18; ss by #12643, eff 10-10-18 (See Revision Note #2 at chapter heading for Env-Or 400)