Permit for stormwater discharges associated with construction activities.
Link to COR400000 Permitting page.
Click here for information on the COR400000 permit renewal
Colorado Stormwater Excellence Program CSEP
Partnership with the Associated General Contractors of Colorado for compliance assistance and recognition of demonstrated excellence.
- Stormwater Excellence Program fact sheet.
- Stormwater Excellence Program for MS4 fact sheet..
- CSEP Brochure.
- Associated General Contractor's Program web site.
- Includes a list of current qualified and participating members
Compliance forms
- Forms that apply to all permit types in all sectors: modification, transfer, supplement, change of contact, etc.
Compliance assistance guidance documents
- COR400000 - Stormwater discharge FAQ - Q and A for common questions regarding COR400000 permit.
Discharge without a permit - policies and guidance documents applicable to the construction sector
Discharges addressed by the following policy documents may be identified in the Stormwater Management Plan for COR030000 stormwater construction projects as being allowed to occur at the project when in accordance with the criteria, requirements, and guidance provided.
Colorado House Bill 12-1119
- November 30, 2012 Report to the General Assembly in accordance with Colorado House Bill 12-1119.
Efforts to develop a more streamlined process for preventing violations and enforcing regulations and permits for stormwater discharges associated with construction activities.
Noncompliance Notifications
- Policy and Guidance for Noncompliance Notification under COR400000.
- COR400000 Construction Stormwater Permit Noncompliance Form Guidance and Tips.
Please use the link below to submit your 24 hour notification and 5-day report for noncompliance related to the COR4000000 Construction Stormwater General Permit. This form should not be used to report spills that meet reportable quantity criteria or reach a state water. Those events should be reported to the spill hotline at 1-877-518-5608.