Section 16-13-305 - Class 3 public nuisance(1) The following are a class 3 public nuisance:(a) The conducting or maintaining of any business, occupation, operation, or activity prohibited by a statute of this state; or(b) The continuous or repeated conducting or maintaining of any business, occupation, operation, activity, building, land, or premises in violation of a statute of this state; or(c) Any building, structure, or land open to or used by the general public, the condition of which presents a substantial danger or hazard to public health or safety; or(d) Any dilapidated building of whatever kind which is unused by the owner, or uninhabited because of deterioration or decay, which condition constitutes a fire hazard, or subjects adjoining property to danger of damage by storm, soil erosion, or rodent infestation, or which becomes a place frequented by trespassers and transients seeking a temporary hideout or shelter; or(e) Any unlawful pollution or contamination of any surface or subsurface waters in this state, or of the air, or any water, substance, or material intended for human consumption, but no action shall be brought under this paragraph (e) if the state department of public health and environment or any other agencies of state or local government charged by and acting pursuant to statute or duly adopted regulation have assumed jurisdiction by the institution of proceedings on that pollution or contamination. Nothing in this paragraph (e) shall abridge the right of any person to institute a private nuisance action or of any district attorney to institute a public nuisance action under the common law or other statutory law of this state.(f) Any activity, operation, or condition which, after being ordered abated, corrected, or discontinued by a lawful order of an agency or officer of the state of Colorado, continues to be conducted or continues to exist in violation of:(I) Any statute of this state;(II) Any regulation enacted pursuant to the authority of a statute of this state; or(g) Any condition declared by a statute of this state to be a class 3 public nuisance.L. 72: R&RE, p. 261, § 1. C.R.S. 1963: § 39-13-305. L. 94: (1)(e) amended, p. 2732, § 354, effective July 1. For the legislative declaration contained in the 1994 act amending subsection (1)(e), see section 1 of chapter 345, Session Laws of Colorado 1994.