As part of Boulder County’s water quality protection and municipal separate storm sewer system (MS4) construction program, a stormwater quality permit (SWQP) is required for construction projects that:
- Disturb one acre or more in size;
- Are less than one acre and construction activity is part of a larger common plan of development that will ultimately disturb one acre or more, even if multiple, separate, and distinct land development activities may take place at different times; or,
- Are within 100 horizontal feet of a watercourse.
To apply for a Boulder County Stormwater Quality Permit:
- Complete the:
- Submit them one of three ways:
- Email (preferred method) – email@example.com
- Deliver to – Community Planning & Permitting – Building Safety, 2045 13th St., Boulder, CO 80302
- Mail – Community Planning & Permitting – Building Safety, P.O. Box 471, Boulder, CO 80306
If you are also applying for a Building Permit, you can submit both applications at the same time.
If you choose to mail or deliver your application, the submittal must include an electronic version.
County staff will review your application and provide comments, if necessary. |
The fee is paid to the Community Planning & Permitting Department Department after the application and submittal are accepted. If you applied for a Building Permit too, you can pay both fees at the same time. The SWQP fee is calculated based on the area of disturbance (see table below). The fee is waived for County Capital Improvement Program projects.
After acceptation and receipt of fee payment, the applicant will receive an email to schedule the initial inspection of control measures.
NOTE – No clearing, grubbing, earthwork, or construction may occur prior to the initial inspection.
After initial inspection approval, the permit will be issued and emailed to the applicant.
For more information, please contact the Engineering Development Review Team:
- Alli Kelly – 720-237-2384
Payment of a permit will be an amount determined by the County Engineer as what is reasonably necessary to defray the costs of administering the county’s stormwater quality program. The current fee schedule is the following: