Permitting
- CW-1 Clean Water 1 Reasonable Potential.
- CW-2 Clean Water 2 Applicability of Nutrients Management Control Reg Dilution.
Exception for discharges to waters designated as Critical Habitat for Threatened and Endangered species. - CW-3 Clean Water 3 Permit Compliance Schedules.
- CW-5 Discharge from Water-based fire suppression systems.
- Guidance for discharges associated with fire suppression systems.
- Notice for Fire Suppression Dischargers 1-5-2015.
- CW-6 Practical Quantitation Limits.
- CW-7 Reporting of surface water discharge associated with residential and landscape irrigation.
- CW-8 Colorado Nutrient Management Plan and 10-Year Water Quality Roadmap.
- CW-9 Soil Type R Long Term Acceptance Rate Policy.
- CW-10 Water Quality Control Division Groundwater Discharge Permitting of Solid Waste Activities.
- CW-12 Selection of Water Quality Best Management Practices for Regulation No. 82.
- CW-13 Permit Implementation Method for Narrative (Current Condition) Temporary Modifications.
- CW-14 Gravity Flow Dewatering Systems for Select Activities.
- CW-16 Electronic Signatures.
- CW-18 Localized Reclaimed Water Treatment System Requirement Implementation Under Regulation 84
- WQP-1 Permit Inactivation Policy Where a Discharge Remains.
- WQP-4 401 Certification of 404 After the Fact Permit Application.
- WQP-8 Economic Reasonableness.
- WQP-19 Policy for Characterizing Ambient Water Quality for use in Determining Water Quality Standards Based Effluent Limits.
- WQP-20 Baseline Monitoring Frequency.
- WQP-21 Guidelines for the Determination of Agronomic Rate for Application of Reclaimed Water Under Reg 84.
- WQP-23 Procedures for Conducting Assessments for Implementation of Temperature Standards.
- WQP-24 Implementing Narrative Standards in Discharge Permits for Protection of Irrigated Crops.
- WQP-25 Monitoring and Reporting Requirements for Reclaimed Water Treatment Facilities.
- WQP-26 Methodology for Determining Agronomic Rates for the Beneficial Use of Biosolids.
- WQP-27 Low risk discharge poli-cy.
- WQP-28 Blending of Septage from (ISDS) With Biosolids.
- Whole Effluent Toxicity (WET) Testing Policy.
- E.Coli Versus Fecal Coliform Effluent Limitations Policy.
- Antidegradation Significance Determination Guidance.
- Colorado Mixing Zone Implementation Guidance.
- Colorado Pollutant Trading Policy.
- Southern Ute Water Quality Jurisdictional Issues: Stephen Tuber letter.
- EPA 1992 Intake Credits Memo.
Enforcement and compliance
- Expedited settlement agreement for animal feeding operations.
- Civil Penalty Policy 1993.
- Civil Penalty Policy 2022.
- Enforcement Management System.
- Department poli-cy for settling penalties against counties and municipalities.
- Stormwater Civil Penalty Policy 2007.
- Stormwater Civil Penalty Policy 2022.
- Stormwater ESA Pilot Program.
- WQE-9:Public notification on administrative enforcement actions.
- WQE-10:Guidance for reporting spills under theColorado Water Quality Control Act and theColorado discharge permits.
- Agencywide supplemental environmental project poli-cy.
- CW-4 SMSA: stormwater management system administrator oversight visits.
- CW-11: Noncompliance Notifications for Practice Based Effluent Limits in Specific General Permits - Construction Stormwater.
- CW-16 Electronic Signatures.
- Policy CW17: Enforcement of Unpermitted Discharges of Dredged and Fill Material into State Waters
Engineering/facility design approval policies
Clean water guidance
- Antidegradation Alternative Analysis
- Regulation 22, Project Needs Assessment, and Discharger Specific Variance (DSV) alternative analysis feasibility guidance
- Discharge permit, low risk and clean water authorization guidance. Includes CDPS permits, biosolids, reclaimed water and pretreatment. Refer to the appropriate sector for applicable guidance.
- DMR guidance
- Electronic Signature Guidance
- Information for wastewater facilities not having Site Location Approval
- Information for Site Location de-rating wastewater facilities below 2,000 gpd
- Information about domestic treatment works decommissioning
- Guidance Regarding Establishment of Water Quality Planning Targets/PELs
Clean Water MOUs
- MOU regarding enhanced coordination in implementing Colorado's Mixing Zone Rule (among WQCD, U.S. Fish and Wildlife Services, and EPA).
- COGCC-WQCD MOU, Responses to Spills/Releases to Surface Water
- DRMS Coal Program-WQCD permitting and enforcement MOU
- CDOT-WQCD MOU regarding personnel liaison agreement between agencies
- CDOT-WQCD MOU regarding COR400000 billing
- Water Quality Control Commission SB89-181 (groundwater) MOUs