D.C. Municipal Regulations (Last Updated: September 13, 2017) |
Title 21. WATER AND SANITATION |
Chapter 21-15. DISCHARGES TO WASTEWATER SYSTEM |
Section 21-1504. PERMIT APPLICATIONS FOR INDUSTRIAL USERS WITHIN THE DISTRICT
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1504.1 WASA may require persons to complete and submit to WASA a questionnaire for the purpose of determining which Users need to submit a permit application. This questionnaire shall be completed and returned within fifteen (15) days of receipt or as stated on the questionnaire. Based on the information provided in response to the questionnaire, WASA may request the User to submit a permit application.
1504.2 Each new Significant Industrial User located within the District proposing to directly or indirectly discharge into the District’s wastewater system shall apply for a Wastewater Discharge Permit at least ninety (90) days before connecting to, or discharging into, the wastewater system.
1504.3 Each new Non-Significant Non-Categorical Industrial User located within the District proposing to directly or indirectly discharge into the wastewater system of the District shall apply for a Wastewater Discharge Permit at least ninety (90) days before connecting to, or discharging into, the wastewater system if they know or have reason to know that their discharges exceed the District’s Pretreatment Standards.
1504.4 All existing Significant Industrial Users located within the District that do not have a current Wastewater Discharge Permit and are directly or indirectly discharging into the wastewater system of the District shall immediately apply for a Wastewater Discharge Permit.
1504.5 All existing Non-Significant Non-Categorical Industrial Users located within the District that do not have a current Wastewater Discharge Permit and are directly or indirectly discharging into the District’s wastewater system shall immediately apply for a Wastewater Discharge Permit if they know or have reason to know that their discharges exceed the District’s Pretreatment Standards.
1504.6 Applications for Wastewater Discharge Permits shall contain at least the following:
(a) Name, address, office telephone number, and Standard Industrial Classification or North American Industry Classification System number(s) of applicant;
(b) A list of any environmental permits held by or for the facility;
(c) Volume of wastewater to be discharged expressed in gallons per day. For Categorical Industrial Users, the volume of wastewater from each regulated or manufacturing process stream is required and other streams as necessary to allow use of the combined wastestream formula;
(d) Time and duration of discharge;
(e) Average and thirty (30) minute peak wastewater flow rates, including daily, monthly and seasonal variations, if any;
(f) The results of sampling and analysis identifying the nature and concentration and/or mass, where required by a Categorical Standard, of regulated pollutants in the discharge from each regulated process, including the parameters listed in Table I in § 1501.8, biochemical oxygen demand, total suspended solids, total nitrogen, total phosphorus, and pH. The sample shall be representative of daily operations and shall be analyzed in accordance with procedures outlined in § 1507;
(g) For Categorical Industrial Users, the categorical pretreatment standards applicable to each regulated process and any new categorically regulated processes for Existing Sources;
(h) Ground plan or plat that indicates locations of building sewers, building drains, process waste sewers, monitoring and pretreatment facilities, buildings, property lines, adjacent streets and sewers, and industrial process facilities’
(i) Description of activities, facilities and plant processes on or proposed at the premises, including all materials and types of materials which are or could be discharged to the wastewater system;
(j) Each product produced or to be produced by type, amount, and chemical composition;
(k) Number of employees and hours of work;
(l) For a corporation, the State of incorporation, address of the corporate office, names and titles of corporate officers and the name and address of the registered agent in the District;
(m) Any other information which WASA deems to be necessary to evaluate the permit application including, but not limited to, any information required by applicable federal laws and regulations;
(n) Any requests for a monitoring waiver (or a renewal of an approved monitoring waiver) for a pollutant neither present nor expected to be present in the discharge based on § 1507.11;
(o) Any request to be covered by a general permit based on § 1504.10; and
(p) Certification statement provided in § 1508.10 and with the signature of an authorized representative in accordance with § 1508.11.
1504.7 WASA may, at any time:
(a) Request any additional sampling and analytical testing of the wastewater characteristics;
(b) Perform a site inspection of the waste discharge system, pretreatment systems, or other systems;
(c) Request additional process or treatment system information or any other information as necessary for WASA to evaluate the permit application; or
(d) Return incomplete or inaccurate applications to the User for revision.
1504.8 After evaluation of the data furnished, WASA may:
(a) Determine that a Wastewater Discharge Permit is not required;
(b) Deny any application for a Wastewater Discharge Permit; or
(c) Determine that a permit is required and issue an invoice for the applicable Wastewater Discharge Permit fee as provided in chapter 1 of this title. Upon payment, WASA shall issue a Wastewater Discharge Permit subject to terms and conditions provided in the Wastewater Discharge Permit.
1504.9 WASA may issue the following types of Wastewater Discharge Permits:
(a) Significant Categorical Industrial User Permits – Issued to Industrial Users that are subject to Categorical Pretreatment Standards, and at any time discharge more than one hundred gallons per day (100 gal./day) of total categorical wastewater excluding sanitary, non-contact cooling and boiler blowdown wastewater unless specifically included in the pretreatment standard;
(b) Significant Non-Categorical Industrial User Permits – Issued to Industrial Users that are not subject to Categorical Pretreatment Standards, and discharge an average of twenty-five thousand gallons per day (25,000 gal./day) or more of process wastewater to the District’s wastewater system (excluding sanitary, non-contact cooling and boiler blowdown wastewater), or contribute more than five percent (5%) of hydraulic or organic loading to the Blue Plains WWTP, or WASA has determined that the industrial User has a reasonable potential to adversely affect the operation of Blue Plains, violate any pretreatment standard or requirement, harm the environment, or cause a threat to wastewater utility personnel;
(c) Non-Significant Categorical Industrial User Permit – Issued to Industrial Users that are subject to Categorical Pretreatment Standards, never discharge more than one hundred gallons per day (100 gal./day) of categorical wastewater (excluding sanitary, non-contact cooling and boiler blowdown wastewater, unless specifically included in the pretreatment standard), and meet the three (3) conditions provided in the definition for Non-Significant Categorical Industrial User in § 1599;
(d) Non-Significant Non-Categorical Industrial User Permit – Issued to Industrial Users that are not subject to Categorical Pretreatment Standards, discharge less than twenty-five gallons per day (25,000 gal./day) of process wastewater, and specifically designated by WASA due to type of business, characteristics of the discharge, or presence of pretreatment facilities; and
(e) General Permit – Industrial Users that have a process that is acceptable for a general permit, as established by WASA in accordance with 40 C.F.R. § 403.8(f)(1)(iii)(A) and 21 DCMR § 1504.10.
1504.10 At the discretion of WASA, general permits may be used to control Significant or Non-Significant Industrial User discharges if the following conditions are met. General permits shall cover facilities that:
(a) Involve the same or substantially similar types of operations;
(b) Discharge the same type of wastes;
(c) Require the same effluent limitations;
(d) Require the same or similar monitoring; and
(e) In the opinion of the General Manager, are more appropriately controlled under a general permit than under individual wastewater discharge permits.
1504.11 Industrial User’s seeking coverage under a general permit shall not be subject to production-based Categorical Pretreatment Standards or Categorical Pretreatment Standards expressed as mass of pollutant discharged per day or for Industrial Users whose limits are based on the Combined Wastestream Formula.