(a)Purpose of section. Sections 35.190 through 35.198 govern Underground Water Source Protection Grants to States (as defined in section 1401(13)(A) of the Safe Drinking Water Act) authorized under section 1443(b) of the Act.(b)Purpose of program. The Underground Water Source Protection Grants are awarded to carry out underground water source protection programs.(c)Associated program regulations. Associated program regulations are found in 40 CFR 124 , 144 , 145 , 146 , and 147 .