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<br />WASTE DISCHARGE REQUIREMENTS -2- <br />GENERAL ORDER FOR DISCHARGE OF <br />GROUND WATER FROM CLEANUP OF <br />PETROLEUM FUEL POLLUTION <br />TO SURFACE WATERS <br />consist of the Report of Waste Discharge and filing fee and also as a <br />minimum, the contents detailed in Attachment A, Application Requirements. <br />This Order shall apply to individual property owners and/or operators <br />("Discharger") to whom a Notification of Applicability has been issued by <br /> <br />the Executive Officer. Individual dischargers are not covered by this <br />Order until they have been issued a Notification of Applicability by the <br />Executive Officer. <br />The primary pollutants in fuels are: Total Petroleum Hydrocarbons <br />(gasoline, diesel, kerosine, fuel oil and heavier ranges); Benzene; <br />Toluene; Xylene; Ethylbenzene; and Tetraethyl Lead. <br />Existing wastewater treatment technology, primarily utilizing air <br />stripping and/or activated carbon, is capable of dependably removing these <br />constituents to concentrations which are generally non-detectable by <br />current analytical technology. The commonly achieved detection levels are <br />as follows: <br />Detection Analytical <br />Constituent Level Units Method <br />Total Petroleum 50 gg/1 EPA Method 8015 <br />Hydrocarbons <br />Benzene 0.5 gg/1 EPA Method 602 <br />Toluene 0.5 gg/1 EPA Method 602 <br />Xylene 0.5 gg/1 EPA Method 602 <br />Ethylbenzene 0.5 gg/1 EPA Method 602 <br />Tetraethyl lead 1 gg/1 Graphite <br />(as total lead) Furnace AA <br />Receiving water quality limits for the constituents of concern can be <br />found in the Inland Surface Waters Plan and are as follows: <br />Constituent Level Units Consideration <br />Total Lead 1.34 4/1 Aquatic life <br />(varies with as a 4-day (at a hardness <br />hardness) average of 50 mg/1) <br />Benzene 0.34 gg/1 Drinking water <br /> <br />as a 30-day supply <br />average <br />Toluene 300 4/1 Human health <br />as a 30-day <br />average