Engineering Section

To report a spill, please call the environmental release/incident report line: 1-877-518-5608 (toll-free 24-hour Spill Reporting Hotline)

Section Contact Information

• October 2011 Changes and Improvements in the Engineering Section

• New Engineering Section Telephone Number!  303-692-3596

This is a general information and question line only.  For contacting specific section staff, please see list below.

• For general inquiries, please email us at:   CDPHEWQEngInfo@state.co.us

• What types of questions or issues go to an engineering review contact?

• What types of questions or issues go to a field engineering contact?

• Engineering Section Contact Information
• Engineering Section Contact Information Map
• Interactive Engineering Contacts Map

Site Application Process

• Regulation 22 - Site Location and Design Approval Regulations for Domestic Wastewater Treatment Works (last update effective September 30, 2009)
• Regulation 22 Guidance Document

• Review Fees for Wastewater Site Applications and Wastewater Design Reviews

   

  • Instructions for requesting Site Location Application or Wastewater Design Review Fee Information

• Information Regarding Domestic Treatment works Decommissioning

Site Application Forms

Site Application Policies (see Guidance Document for all except WQSA-6)

• Policy WQSA-6 (MULTIPLE INDIVIDUAL SEWAGE DISPOSAL SYSTEMS)

Constructed as Approved Certification

• Drinking Water Construction as Approved Certification Form

• Wastewater Construction as Approved Certification Form

Wastewater Design Review

• Policy 96-1 Design criteria for wastewater treatment works
• Variances and new technologies that have been approved (Temporarily unavailable)

Drinking Water Design Review

• Submittal of Drinking Water Design Submittals
• Application for Drinking Water Construction Approval 
• Technical, managerial and financial capacity development
• Design criteria for potable water systems (last update effective March 31, 1997)
• Disinfection Log Inactivation Calculations Brochure
• Disinfection Virus Log Inactivation Calculations Brochure
• Pre-accepted Small System Disinfection Design - For NON COMMUNITY SYSTEMS ONLY
• Colorado Alternative Filtration List

 Status of Site Application and Design Reviews

(as of January 17, 2012.  Approved projects will remain on the list for three weeks.)

• Drinking water design reviews 
• Site application reviews
• Wastewater design reviews

Wastewater Technical Assistance and Inspections

• Discharge monitoring report spreadsheet 2012
• Colorado Water and Wastewater Facility Operators Certification Board

Drinking Water Technical Assistance and Inspections

• Colorado Water and Wastewater Facility Operators Certification Board
• Colorado Backflow Prevention Association
• Operator Basics Training Series: Ground water systems – national version 2005
• Sanitary survey fundamentals prep course

Grey Water Reuse in Colorado

• Rainwater Harvesting in Colorado    
• For specific questions regarding Rainwater Harvesting, contact the Division of Water Resources by phone at (303) 866-3581, via email at AskDWR@state.lco.us or visit their main website
• Grey Water Reuse:   General Grey Water Information

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