Colorado Code
Article 9 - Water and Wastewater Treatment Facility Operators
§ 25-9-102. Definitions

As used in this article 9, unless the context otherwise requires:

(4.3) "Division" means the water quality control division within the department of public health and environment.
(4.5) "Domestic wastewater treatment facility" means any facility or group of units used for the treatment of domestic wastewater or for the reduction and handling of solids and gases removed from such wastes, whether or not the facility or group of units is discharging into state waters. "Domestic wastewater treatment facility" specifically excludes on-site wastewater treatment systems with a design capacity of two thousand gallons or less per day, unless the system discharges directly to surface water.
(4.7) "Industrial wastewater treatment facility" means any facility or group of units used for the pretreatment, treatment, or handling of industrial waters, wastewater, reuse water, and wastes that are discharged into state waters. "Industrial wastewater treatment facility" includes facilities that clean up contaminated groundwater or spills and excludes construction dewatering activities that utilize only passive treatment and occur for less than one year.
(4.8) "Small system" means a water or wastewater facility that serves a population of three thousand three hundred or less.
(4.9) "Wastewater collection system" means a system of pipes, conduits, and associated appurtenances that transports domestic wastewater from the point of entry to a domestic wastewater treatment facility. The term does not include collection systems that are within the property of the owner of the facility.

(5.3) "Water and wastewater facility" means a water treatment facility, wastewater treatment facility, water distribution system, or wastewater collection system.

Source: L. 73: p. 747, § 1. C.R.S. 1963: § 66-38-2. L. 85: (5) and (6) amended, p. 913, § 1, effective April 24. L. 94: (4) amended, p. 2790, § 523, effective July 1. L. 96: (4.5) and (4.7) added and (5) amended, p. 356, § 1, effective July 1. L. 2000: (1), (3), (4.5), (4.7), (5), (6), and (7) amended and (4.3), (4.8), (4.9), and (5.3) added, p. 767, § 2, effective May 23. L. 2012: (4.5) amended, (HB 12-1126), ch. 137, p. 499, § 7, effective August 8. L. 2020: IP, (4.5), and (4.7) amended, (HB 20-1215), ch. 273, p. 1336, § 3, effective July 11.
Cross references: For the legislative declaration contained in the 1994 act amending subsection (4), see section 1 of chapter 345, Session Laws of Colorado 1994.