The Attorney General may bring an action in an appropriate United States district court for appropriate declaratory and injunctive relief against any person who violates this chapter or any regulation under this chapter.

An action under paragraph (1) may not be brought more than 10 years after the date on which the cause of action accrues.

Any person who is determined by the Secretary, after notice and an opportunity for a hearing, to have violated this chapter or any regulation under this chapter shall be liable to the United States for a civil penalty of not more than $25,000 for each violation.