1. Short title This Act may be cited as the Collaborative Water and Soil Enhancement Act of 2018 . 2. Nutrient and soil health management (a) In general Section 1244 of the Food Security Act of 1985 ( 16 U.S.C. 3844 ) is amended by adding at the end the following: (m) Nutrient and soil health management In carrying out the conservation stewardship program and the environmental quality incentives program, the Secretary shall enroll not less than 5 million acres annually, in watersheds where nutrient delivery to hypoxic zones is highest, to provide payments to producers for conservation activities or practices that promote nutrient and soil health management, as determined by the Secretary. . (b) Technical assistance Section 1242(e) of the Food Security Act of 1985 ( 16 U.S.C. 3842(e) ) is amended by adding at the end the following: (4) Certified crop advisors The Secretary shall provide a streamlined certification process under this subsection for third-party providers that have a 4R Nutrient Management Specialty Certification or a Sustainability Specialty Certification from the American Society of Agronomy. . 3. Source water protection through targeting of agriculture practices Section 1244 of the Food Security Act of 1985 ( 16 U.S.C. 3844 ), as amended by section 2, is further amended by adding at the end the following: (n) Source water protection (1) In general In carrying out the conservation stewardship program and the environmental quality incentives program, the Secretary shall encourage practices that relate to water quality or water quantity that protect source waters for drinking water (including protecting against public health threats) while also benefitting agricultural producers. (2) Collaboration with drinking water utilities and increased incentives In encouraging practices under paragraph (1), the Secretary shall— (A) work collaboratively with community water systems and State technical committees established under section 1261 to identify, in each State, local priority areas for the protection