Stormwater Management Committee


2018 Committee Leadership

2018 Chair:  Jim Bowlby, Aquaterra/SCS

2018 Co-Chair:  Bob Granica, Lennar

More Information:  Heidi Williams, HBA Director of Government Affairs 303-819-9722

Mission Statement

The Stormwater Management Committee promotes education about best management practices for stormwater management and erosion control to protect the state's waterways. The committee closely works with state and local regulators to ensure an ongoing conversation and willingness to work together in protecting water quality.

What's Happening in the Committee
HBA working with Urban Drainage to navigate new regulations:

UPDATE: 12/4/18 The CDPHE has completed the revisions and will hold a training
at the HBA 2/28/18 at 10:am.

The HBA Stormwater Committee regularly provides comments to the Colorado Department of Public Health and Environment (CDPHE) in regard to proposed revisions to the construction stormwater general permit. Currently the Committee is committed to working on the CDPHE Phase II MS4 Permit. CDPHE has not yet finished the 2nd round of comments, however, the draft permit and fact sheet are in final stages of development.

For a brochure outlining the changes from the current general permit, to the second draft of the general permit, please visit CDPHE at To sign up receive further emails from the division regarding the renewal, go to:

The HBA Stormwater Committee will be monitoring the FEMA floodplain re-mapping efforts, which could have heavy implications to building and insurance industries. This issue will be closely observed at the national (by NAHB) level as well.

The HBA Stormwater Committee has a Technical Comments and Review Committee. If you are interested in being a part of that sub-committee or for more information about the broader committee contact: Heidi Williams, HBA Director of Government Affairs 303-819-9722