(a)Purpose of section. Sections 35.160 through 35.168 govern Water Pollution Control Grants to State and interstate agencies (as defined in section 502 of the Clean Water Act) authorized under section 106 of the Clean Water Act.(b)Purpose of program. Water Pollution Control Grants are awarded to assist in administering programs for the prevention, reduction, and elimination of water pollution, including programs for the development and implementation of ground-water protection strategies. Some of these activities may also be eligible for funding under sections 104(b)(3) (Water Quality Cooperative Agreements and Wetlands Development Grants), 205(j)(2) (Water Quality Management Planning), and section 205(g) (State Administration Grants) of the Clean Water Act. (See §§ 35.160 , 35.360 , 35.380 , 35.400 , and 35.410 .)(c)Associated program requirements. Program requirements for water quality planning and management activities are provided in 40 CFR part 130.