Drinking Water Field Operations Branch District 21
Links
- Arsenic Drinking Water MCL
- Chemicals & Contaminants in Drinking Water
- Chromium-6 Drinking Water MCL
- Comparison of MCLs and PHGs for Regulated Contaminants in Drinking Water
- Consumer Confidence Reports (CCR)
- Division of Drinking Water - Main Page
- Drinking Water Program Publications
- Drinking Water Watch
- Drinking Water Source Assessment & Protection Program (DWSAP) Guidance
- EDT Library & Water Quality Analysis Data & Download Page
- Electronic Water Rights Information Management System (eWRIMS)
- Environmental Laboratory Accreditation Program (ELAP)
- Funding Opportunities for Public Water Systems
- State Revolving Fund - Drinking Water State Revolving Fund
- Laws, Drinking Water Related
- Operator Certification - Drinking Water Treatment & Distribution Operators
- Recycled Water Information
- Technical Assistance & Capacity Development for Small Water Systems
- Templates for Public Notification
- Treatment - Residential Water Treatment Devices
- Butte County Water Advisory
- California Rural Water Association (CRWA)
- California Department of Public Health's Spreadsheet of Licensed Potable Water Haulers
- FEMA Flood Map Service
- Information to Water Customers Regarding Water Quality in Areas Damaged by Wildfire
- Rural Community Assistance Corporation (RCAC)
- USGS National Map - Streamer
Important Dates and Reminders
All Water Systems
- Annual Nitrate (as N) DUE by December 31*
- Consumer Confidence Report (CCR) - Distribute by July 1
- Electronic Annual Report (eAR) DUE by April 1
- Lead and Copper test schedules can be found in the quick link below. If your system received a citation for a monitoring violation, follow the directions for the revised sample schedule in the citation – DO NOT FOLLOW the sample schedule in the quick link below. Contact us if you have any questions.
- Quarterly Compliance Order Requirements due by April 10th, July 10th, October 10th, and January 10th
Treated Water Systems
- Disinfection By-Product test schedules can be found in the quick link below. Contact us if you are unsure of your sampling schedule.
- Second Round LT2 Monitoring Begins for Surface Water Systems - Contact Us for when you start
*Some systems may be on a more frequent schedule
