1. (1) Water supply systems serving the public. The owner(s) of each water supply system serving the public and subject to requirements under sections 890.50 and 890.51 of this Part, and the ground water protected area regulations for southeastern Pennsylvania, shall report the following data on an annual basis to the designated agency.

   1. (i) source data:

      1. (a) withdrawal data. The following data shall be reported for each withdrawal source separately (i.e., each well or surface water intake):

         1. (1) year;
         2. (2) facility identification code (state code);
         3. (3) state permit number;
         4. (4) facility name;
         5. (5) monthly withdrawal amount (MG);

      2. (b) bulk purchases from other suppliers. The following data shall be reported for each bulk purchase separately:

         1. (1) bulk supplier name;
         2. (2) bulk supplier's source name(s);
         3. (3) monthly bulk purchase amount (MG);

   2. (ii) service area data. The following data shall be reported separately for each county served:

      1. (a) service area name(s);

      2. (b) total annual water use by category (MG). All usage shall be reported according to the following categories:

         1. (1) residential metered (including apartment complexes);
         2. (2) commercial metered;
         3. (3) institutional metered;
         4. (4) industrial metered;
         5. (5) bulk sales;
         6. (6) other metered (specify);
         7. (7) non-revenue water, including unbilled authorized consumption, apparent losses, and real losses computed in accordance with section 890.7-a(d) of this Part;
         8. (8) unaccounted for water (defined as the amount of water entering the distribution system minus the amount of water delivered through service meters);¹ and
         9. (9) total.

2. (2) Other withdrawals. Each person, firm, corporation, or other entity, except water supply systems serving the public subject to requirements under section 890.51 of this Part and the ground water protected area regulations for southeastern Pennsylvania shall report the following data on an annual basis to the designated agency. The data shall be reported for each withdrawal source separately (i.e., each well or surface water intake). Changes to any other information required under subdivision (a) of this section, shall also be reported. All information required under subdivision (a) of this section shall be completed for new withdrawals for the first year of operation:

   1. (i) year;
   2. (ii) facility identification code (state code);
   3. (iii) state permit number;
   4. (iv) facility name;
   5. (v) monthly withdrawal amount (MG);
   6. (vi) evaporative loss amount (MG) (if known);
   7. (vii) product use amount (MG) (if known);
   8. (viii) estimated monthly wastewater discharge amount (MG).
3. (b) To avoid duplication of effort and to insure proper enforcement of this regulation, the executive director is hereby authorized to enter into administrative agreements with the following designated agencies: Delaware Department of Natural Resources and Environmental Control, New Jersey Department of Environmental Protection, New York Department of Health, Pennsylvania Department of Environmental Protection, and other state agencies where appropriate, authorizing such agencies to administer and enforce the provisions of this regulation and to adopt such rules and regulations of procedure as may be necessary to insure proper administration and enforcement of this regulation. In the absence of an administrative agreement, the commission shall serve as the designated agency. Designated agencies are encouraged to implement and maintain automated data collection and reporting systems to facilitate the efficient transfer of data to the Delaware River Basin Commission. The administrative agreements shall specify the format for data submission.

(a) Annual reporting requirements.