In addition to any other penalty imposed under this chapter, any person who violates any section of this chapter may be punished for each violation by a fine of not more than $500 or by imprisonment for not more than 6 months, or by both. Violations existing within individual dwelling units are considered separate violations. This section does not limit the authority of the Department of Environmental Protection to seek penalties for violations under the authority of Title 38, section 349. [1999, c. 276, §17 (AMD).]