; (2) to strengthen the health professional workforce operating in the SBRC region, including programs to attract and retain relevant health care services, businesses, and staff; (3) to facilitate the sharing of best practices among States, counties, and other experts in the SBRC region with respect to sustaining and incentivizing healthcare workforce; (4) to enhance health care access and quality of care for residents in the SBRC area, and develop and disseminate models of care that enhance health equity; and (5) to develop relevant infrastructure, including broadband infrastructure that supports the use of telemedicine. 15904. Water and wastewater infrastructure projects (a) Purpose The SBRC may make grants for— (1) the planning, design, construction, and equipment of public water systems (as defined in section 1401 of the Safe Drinking Water Act ( 42 U.S.C. 300f )) and wastewater infrastructure (including treatment works (as defined in section 212 of the Federal Water Pollution Control Act ( 33 U.S.C. 1292 ))) that provides substantial water supply and other benefits for the SBRC region for— (A) projects and activities described in section 1452(a)(2)(B) of the Safe Drinking Water Act ( 42 U.S.C. 300j–12(a)(2)(B) ); and (B) projects and activities described in paragraphs (1) and (4) of section 603(c) of the Federal Water Pollution Control Act ( 33 U.S.C. 1383(c) ), without regard to whether the treatment works is a publicly owned treatment works