Penalties for careless violations

Any person who negligently violates this chapter or any rule adopted by the department pursuant to this chapter, or any condition in a permit or variance issued under this chapter, shall be fined not less than $2,500 nor more than $25,000 per day for each violation or imprisoned for not more than one year, or both. If a conviction of a person is for a violation committed after a first conviction of the person under this section, punishment shall be a fine of not more than $50,000 per day for each violation or imprisonment of not more than two years, or both.