Current through Register Vol. XLI, No. 50, December 13, 2024
Section 47-11-3 - Coin-operated and other commercial laundries3.1. The increasing appearance of coin operated and other commercial laundries particularly, in unsewered areas, has led to a variety of wastewater treatment problems. In order to establish minimum requirements governing construction of such wastewater handing facility and in accordance with W. Va. Code 22-11 et seq, the following legislative rules are established.3.2. Coin-operated laundries and other commercial laundries located with in the corporate limits of a West Virginia municipality, town or within the boundaries of a public service district, or sanitary district or a privately owned installation having an approved sewage treatment facility shall divert wastewater to these systems for treatment. 3.2.a. Laundry discharging directly to a sewer. - A laundry without pretreatment of the wastewater connected to a sewer requires adherence to local plumbing codes and to any special regulations regarding acceptance of waste at the sewage treatment plant.3.2.b. Laundry with pretreatment and discharge directly to sewer. - The laundry shall provide equipment for removal of lint from the waste.3.3. Coin-operated and other commercial laundries located such that POTW is unavailable or incapable of handing or treating the wastewater from such establishment shall either divert the wastewater to an approved sewage treatment facility or shall apply to the chief for an approved sewage treatment facility or shall apply to the chief for a permit to construct, install and operate a disposal system. The system to be constructed, installed and operated must meet the following minimum requirements in addition to those described elsewhere by law: 3.3.a. Substantial removal of all settleable solids.3.3.b. Ninety percent (90%) removal of a five (5) day biochemical oxygen demand.3.3.c. Chlorination of final effluent is required at the initial installation. A chlorination contact chamber shall provide a contact period of at least fifteen (15) minutes with a residual of 0.5 mg/l of chlorine at maximum flow. Dechlorination may be necessary to meet water quality standards criteria. (See 46CSR1, section 8).3.3.d. Laundry discharging water into a receiving stream used primarily for recreational pursuit and support sport fisheries shall in addition to items 3.3.a through 3.3.c provide tertiary treatment of additional BOD removal to 10 mg/l.3.4. Laundry with no wastewater discharge: - A laundry may be located where no discharge of the wastewater can be made to a sanitary sewer or to a receiving stream. In these cases, holding tanks shall be provided for wastes and the waste must be transported to an approved wastewater treatment plant for treatment.3.5. The following systems are non-allowable and will not be permitted: 3.5.a. Septic tanks with or without leach fields.3.5.c. Direct or indirect discharge of untreated or inadequately treated laundry wastewater to the waters of the state.