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demand CLASS:
CODOT H2O Home
REGISTER
LOG IN
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WELCOME TO THE CODOT H2O PORTAL
CODOT H20 (H20) manages CDOT's Water Quality certification program. The current CDOT Water Quality certifications are the Transportation Erosion Control Supervisor (TECS) and SWMP Preparer certifications. For more information click on the "CODOT H20 Learning Home" button above.

Within H20, CDOT also tracks project's water quality compliance within the ESCAN/CARL system. To access ESCAN/CARL, please click on the "ESCAN/CARL Home" button above.

CDOT is committed to ensuring digital accessibility for all individuals. We are continually improving the user experience for everyone and applying the accessibility standards. Per 8 CCR 1501-11, Section 11.11. CDOT will, within one week or as soon as practicable, provide reasonable accommodation to individuals with a disability who need assistance. Services can be arranged by contacting CDOT's Civil Rights & Business Resource Center by email at [email protected] or 303-757-9234. We welcome your feedback. Please let us know if you encounter accessibility barriers.

To log into H20, please use the button at the top right hand corner of the screen.

If you are not already a user, please CLICK HERE to complete the new user registration form.


If you are having issues with CODOT.H20, please contact us at: [email protected]
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