Qualified Water Efficient Landscaper Program

Are you interested in renovating an existing landscape or creating a new yard?

Trained in water-wise landscape practices including soil selection, irrigation system design and water management, a QWEL professional will help meet your landscape needs while keeping your outdoor water use in check. QWEL professionals are third party Certified Landscape Irrigation Auditors and will assist homeowners, developers, and design professionals in meeting the irrigation audit requirements of Aspen’s Landscape Ordinance.

Note: Some individuals who earned a QWEL certificate may not appear on this list due to their publication selection.

QWEL Certified Auditors List


  1. About QWEL
  2. QWEL Certification
  3. Class Schedule
  4. Find a Certified Auditor
  5. QWEL Supporters

QWEL in Aspen

Training Flyer Image 2022 Opens in new windowThe City of Aspen is a Professional Certifying Organization (PCO) for the Qualified Water Efficient Landscaper (QWEL) Program. The Qualified Water Efficient Landscaper (QWEL) program is an affordable, local training opportunity for landscape professionals. The course provides 20+ hours of education on principles of proper plant selection for the local climate, irrigation system design and maintenance, and irrigation system programming and operation. QWEL is an EPA WaterSense labeled Professional Certification Program for Irrigation System Audits.

The City of Aspen created QWEL in 2018 to maintain Aspen's Water Efficient Landscaping Standards. 








QWEL Training Class - Fall 2023 Flyer


Contact Us

Robert Gregor

Utilities Management Analyst

robert.gregor@aspen.gov

970-429-1993