5 Colo. Code Regs. § 1002-85.4

Current through Register Vol. 47, No. 20, October 25, 2024

Section 5 CCR 1002-85.4 - DEFINITIONS

See the Colorado Water Quality Control Act and the Water Quality Control Commission codified regulations for additional definitions.

(1) "BEST MANAGEMENT PRACTICE (BMP)" means schedules of activities, prohibitions of practices, maintenance procedures, and other management practices to prevent or reduce the pollution of "state waters." BMPs also include treatment requirements, operating procedures and practices to control plant site runoff, spillage or leaks, sludge or waste disposal, or drainage from raw material storage.

(2) "DISADVANTAGED COMMUNITY" means a community that meets the criteria for disadvantaged community as defined in section 85.7.

(3) "EXISTING TREATMENT FACILITY" means any existing domestic wastewater treatment facility that commenced discharge or received PELs or site approval prior to May 31, 2012 for groundwater discharge, surface water discharge, or a non-discharging facility; or that applied for a Notice of Authorization for the application of reclaimed water prior to May 31, 2012. Existing treatment facilities also include non-domestic wastewater treatment facilities that commenced discharge to state waters prior to May 31, 2013.

(4) "LOCAL GOVERNMENT" means a city, town, county, district, association, or other public body created by or under State law and having jurisdiction over disposal of sewage, industrial wastes, or other wastes, or a designated and approved management agency under section 208 of the federal Clean Water Act.

(5) "MS4" means a municipal separate storm sewer system.

(6) "MUNICIPAL SCREENER" means the average total annualized cost per household of pollution control including the cost of meeting the effluent limitations at 85.5 and other costs of complying with Regulation 85, divided by the median annual household income, on a percentage basis [i.e. (average total annual pollution control cost per household / median household income)*100].

(7) "NEW TREATMENT FACILITY" means any domestic wastewater treatment facility on a new site that is not an "existing treatment facility" and commences discharge to surface water, or receives PELs, after May 31, 2012, or any non-domestic wastewater treatment facility on a new site that is not an "existing treatment facility" and commences discharge to surface water or receives PELs after May 31, 2013.

(8) "NONPOINT SOURCE" means any activity or facility other than a point source from which pollutants are or may be discharged. For the purposes of this regulation, nonpoint source includes all runoff that is not subject to the requirements provided under Regulation #61, section 61.3 , or (g), including those designated by the division under section 61.3 , whether sheet flows or collected and conveyed through channels, conduits, pipes or other discrete conveyances.

(9) "SITE" means as defined in Regulation #61, 5 CCR 1002-61.

(10) "STORMWATER" means stormwater runoff, snow melt runoff, and surface runoff and drainage.

5 CCR 1002-85.4

40 CR 23, December 10, 2017, effective 12/30/2017

46 CR 10, May 25, 2023, effective 6/14/2023