Any person subject to a removal or remedial action order or other order issued pursuant to Section 25355.5 or 25358.3 who does not comply with that order without sufficient cause shall be subject to a civil penalty of not more than twenty-five thousand dollars ($25,000) for each day of noncompliance. Liability under this section may be imposed in a civil action or liability may be imposed administratively pursuant to Section 25359.3.
Source:
Section 25359.2, https://leginfo.legislature.ca.gov/faces/codes_displaySection.xhtml?lawCode=HSC§ionNum=25359.2..