W. Va. Code R. § 46-03-5

Current through Register Vol. XLI, No. 50, December 13, 2024

Section 46-03-5 - Water Purification Wastewater Control Measure

5.1 Waste disposal: Provision must be made for proper disposal of wastes from water treatment plants. Such wastes include but are not limited to those emanating from sanitary facilities, laboratories, clarification facilities, softening facilities, and filter backwash. Discharges shall be governed by Chapter 20, Article 5A, Code of West Virginia and the following rules:

5.1.a The following means of waste and sludge disposal may be considered:

5.1.a.1 Lagoon design must provide the following:

5.1.a.1.i Location above the 25-year flood level;

5.1.a.1.ii Dikes, deflecting gutters or other means of diverting surface water when necessary;

5.1.a.1.iii A minimum depth of 4 to 5 feet;

5.1.a.1.iv Multiple cell/ except where filter backwash frequency is less than once a day in which case a single cell may be used;

5.1.a.1.v Adjustable decanting devices; and

5.1.a.1.vi Convenient cleaning.

5.1.a.2 Sludge beds for lime softening sludge or other sludges must provide the following:

5.1.a.2.i Location above the 25-year flood level;

5.1.a.2.ii Multiple beds, each designed for at least one year's storage;

5.1.a.2.iii Size of sludge beds will be governed by the concentration of solids to be disposed of with an ultimate depth of 12 inches dry basis;

5.1.a.2.iv Distribution channels may be required for spreading sludge over entire area;

5.1.a.2.v Easy access roads and loading ramps with proper under drains must be provided; and

5.1.a.2.vi Tank Truck: Trucking wet sludge to agricultural lands or disposal areas requires proper handling, vehicles and equipment to permit hauling and spreading without creating of nuisances. It is necessary to provide sludge holding facilities for use during times that trucks cannot operate.

5.1.a.3 Community Wastewater Treatment Facility: Discharges to sewer system's and their treatment facilities depend on type of treatment, rate of discharge, plant design capacity, character of waste, and local conditions.

5.1.a.4 Other Methods: These include holding tanks, vacuum filters, centrifuging and re-calcining. Detailed studies must be made to justify their use.

5.1.a.5 Direct discharge when the Chief finds that water quality standards as set forth in Series I of the Water Resources Board's Legislative Rules will not be violated.

W. Va. Code R. § 46-03-5