The initial site characterization report shall include the following:

1. (a) Site information including:

   1. (1) The department site identification number;
   2. (2) The site name and address;
   3. (3) The name, mailing address, daytime telephone number, and email address, if any, of the site owner and, if different, the responsible party, and of a contact person for the site;
   4. (4) A description of all known discharges of regulated contaminants at the site;
   5. (5) A description of all response actions conducted at the site;
   6. (6) A description of site use at the time of the discharge; and

   7. (7) A site sketch that includes the following:

      1. a. The location of the discharge;
      2. b. The location of site buildings;
      3. c. The location of site underground utilities;
      4. d. The approximate site boundaries; and
      5. e. The groundwater flow direction and contours, if known;
2. (b) A tabulation and summary of groundwater, soil, surface water, soil gas, indoor air, and water supply well sampling data, as appropriate;
3. (c) An evaluation of any known conditions or findings that might affect the validity of analytical data, including a review of any quality assurance and quality control results reported during the monitoring period;
4. (d) A copy of test pit logs, borings logs, and monitoring well construction details;

5. (e) A preliminary assessment of receptors and potential receptors located within 500 feet of the site including:

   1. (1) Drinking water supply wells including owner’s name and mailing address; and
   2. (2) Surface water bodies;
6. (f) A copy of any reports or sampling data relating to the discharge if not already on file with the department;
7. (g) A summary of findings; and
8. (h) Recommendations for additional investigation, remediation, or application for groundwater management permit as warranted.

Source. (See Revision Note at chapter heading for Env-Or 600) #8812, eff 2-1-07; ss by #10831, eff 6-1-15; ss by #14419, eff 11-4-25, EXPIRES: 11-4-35