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['Water Programs']
['Underground Injection Control', 'Water Quality', 'Safe Drinking Water']
05/09/2022
(a) When determining the area of review under �146.6(b) of this chapter, the fixed radius shall be no less than one mile for Class I wells and one-half mile for Class II and III wells. In the case of an application for an area permit, determination of the area of review under �146.6(b) shall be a fixed width of not less than one mile for the circumscribing area of Class I projects and one-half mile for the circumscribing area of Class II and III projects.
(b) However, in lieu of �146.6(c) of this chapter, if the area of review is determined by a mathematical model pursuant to paragraph �146.6(a) of this chapter, the permissible radius is the result of such calculation even if it is less than one mile for Class I wells and one-half for Class II and III wells.
['Water Programs']
['Underground Injection Control', 'Water Quality', 'Safe Drinking Water']
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