a. Any person who shall violate or fail to comply with an order issued by the commissioner, except an order issued pursuant to section 15-230, shall be guilty of a violation and, upon conviction thereof, shall be punished by a fine not to exceed five thousand dollars. Such person shall also be subject to the payment of a civil penalty of not more than five thousand dollars to be recovered in a civil action brought in the name of the commissioner or in a proceeding before the environmental control board.
b. Any person who shall knowingly violate or fail to comply with any order of the commissioner, except an order issued pursuant to section 15-230, shall be guilty of a misdemeanor and upon conviction thereof shall be punished by a fine of not more than ten thousand dollars or imprisonment for not more than six months or both for each offense. Such person shall also be subject to a civil penalty of not more than ten thousand dollars to be recovered in a civil action brought in the name of the commissioner or in a proceeding before the environmental control board.