From the Department of Water Resources:
The Department of Water Resources (DWR) has released the Draft California Bulletin 74 Well Standards for public review and comment. DWR Bulletin 74 sets the minimum standards for water, monitoring, cathodic protection, and geothermal heat exchange wells, with the purpose of protecting California’s groundwater quality.
The public comment period is open from November 5, 2026, through Thursday, January 7, 2027.
- Online comment form: Bulletin 74 Public Comment Form – Fill out form
- Electronic Mail: Bulletin74@water.ca.gov with subject “Public Comment”
- Hard Copy via U.S. Mail:
California Department of Water Resources
Division of Planning P.O. Box 942836 Sacramento, CA 94236-0001
Attention: Julie Haas - DWR will host two public meetings to provide information about the draft standards and provide an opportunity to submit comments.
Public Meeting #1
When: Wednesday, December 9, 2026, 12–3 pm PT
How: Virtual meeting via Zoom, register at Public Meeting #1
Public Meeting #2
When: Friday, December 11, 2026, 10 am–1 pm PT
How: Virtual meeting via Zoom, register at: Public Meeting #2
For more information about Bulletin 74 and to sign up for project email notifications, visit: water.ca.gov/well-standards
