California Code, Health and Safety Code - HSC § 25249.2

On or before July 1, 2004, the owner or operator of a perchlorate facility, located within a 5-mile radius of a public drinking water well that has been found by any state or local agency to be contaminated with perchlorate, shall submit to the Environmental Protection Agency a summary of any subsurface and any groundwater monitoring, investigation, or remediation work that has been performed at the facility. The owner or operator shall submit the information electronically, if it is available in electronic format.