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WASTE DISCHARGE REQUIREMENTS -Z- GENERAL ORDER FOR DISCHARGE OF GROUND WATER FROM CLEANUP OF PETROLEUM FUEL POLLUTION 70 SURFACE 'MATERS consist of the Report of Waste Discharge and filing fee and also as a minimum, the contents detailed in Attachment A, Application Reouirements. 6. This Order shall apply to individual property owners and/or operators ( "Discharger" ) to whom a Notification of Applicability has been issued by the Executive Officer. Individual dischargers are not covered by this Order until they have been issued a Notification of Applicability by the Executive Officer. 7. The primary pollutants in fuels are: Total Petroleum Hydrocarbons (gasoline, diesel , kerosine, fuel oil and heavier ranges) ; Benzene; Toluene; Xylene; Ethylbenzene; and Tetraethyl Lead. 8. Existing wastewater treatment technology, primarily utilizing air stripping and/or activated carbon , is capable of dependably removing these constituents to concentrations which are generally non-detectable by current analytical technology. The commonly achieved detection levels are as follows: Detection Analytical Constituent Level Units Method Total Petroleum 50 µg/1 EPA Method 8015 Hydrocarbons Benzene 0.5 Ng/1 EPA Method 602 Toluene 0.5 Mg/1 EPA Method 602 Xylene 0.5 Ng/1 EPA Method 602 Ethylbenzene 0.5 Ng/1 EPA Method 602 Tetraethyl lead 1 Ng/l Graphite (as total lead) Furnace AA 9. Receiving water quality limits for the constituents of concern can be found in the Inland Surface Waters Plan and are as follows: Constituent Level Units Consideration Total Lead 1.34 vg/1 Aquatic life (varies with as a 4-day (at a hardness hardness) average of 50 mg/1 ) Benzene 0.34 Ag/1 Drinking water as a 30-day supply average Toluene 300 Ng/1 Human health as a 30-day average