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INSTRUCTIONS-Attachments Attachments to be submitted with permit application for Class I, 11, III and other wells. A. AREA OF REVIEW METHODS-Give the methods and, if appropriate,the calculations used to determine the size of the area of review(fixed radius or equation).The area of review shall be a fixed radius of 1/4 mile from the well bore unless the use of an equation is approved in advance by the Director. B. MAPS OF WELUAREA AND AREA OF REVIEW -Submit a topographic map,extending one mile beyond the property boundaries, showing the injection well(s)or project area for which a permit is sought and the applicable area of review.The map must show all intake and discharge structures and all hazardous waste treatment, storage, or disposal facilities.If the application is foran area permit,the map should show the distribution manifold(if applicable) applying injection fluid to all wells in the area, including all system monitoring points.Within the area of review,the map must show the following: Class I The number,or name,and location ofall producing wells,injection wells, abandoned wells,dryholes,surface bodies of water, springs, mines (surface and subsurface), quarries, and other pertinent surface features, including residences and roads,and faults,ifknown orsuspected.In addition,the map mustidentify thosewells,springs,other surface water bodies, and drinking water wells located within one quarter mile of the facility property boundary. Only information of public record is required to be included in this map; Class II In addition to requirements for Class I, include pertinent information known to the applicant.This requirement does not apply to existing Class 11 wells; Class III In addition to requirements for Class I, include public water systems and pertinent information known to the applicant. C. CORRECTIVE ACTION PLAN ANDWELL DATA-Submita tabulation of data reasonably available from public records or otherwise known to the applicant on all wells within the area of review, including those on the map required in B, which penetrate the proposed injection zone. Such data shall include the following: Class I Adescription of each well's types,construction,date drilled,location,depth,record of plugging and/or completion,and any additional information the Director may require. In the case of new injection wells, include the corrective action proposed to be taken by the applicant under 40 CFR 144.55. Class II In addition to requirement for Class I, in the case of Class 11 wells operating overthe fracture pressure ofthe injection formation, all known wells within the area of review which penetrate formations affected by the increase in pressure. This requirement does not apply to existing Class 11 wells. Class III In addition to requirements for Class 1,the corrective action proposed under 40 CFR 144.55 for all Class III wells. D. MAPS AND CROSS SECTION OF USDWs - Submit maps and cross sections indicating the vertical limits of all underground sources of drinking water within the area of review (both vertical and lateral limits for Class 1), their position relative to the injection formation and the direction of water movement,where known, in every underground source of drinking water which may be affected by the proposed injection. (Does not apply to Class 11 wells.) EPA Form 7520-6 Page 4 of 6