California Code, Health and Safety Code - HSC § 25395.117

(a) On or before January 1, 2006, the agency and the California Environmental Protection Agency shall implement the requirements imposed by this section.

(b) The department shall revise and upgrade the department's database systems, including the list of hazardous substances release sites adopted pursuant to Article 5 (commencing with Section 78760) of Chapter 4 of Part 2 of Division 45 and the information sent to the agency pursuant to Section 65962.5 of the Government Code, to enable compatibility with existing databases of the board, including the GIS mapping system established pursuant to Section 25299.97. The department shall also install improvements to the database systems to maintain and display information that includes the number of brownfield sites, each brownfield site's location, acreage, response action, site assessments, and the number of orphan sites where the department is overseeing the response action.

(c) The California Environmental Protection Agency, the department, the regional boards, and the board shall expand their respective internet websites to allow access to information about brownfield sites and other response action sites through a single internet website portal.