Drinking Water Field Operations Branch Districts - Mendocino - 03
Quick Links
Documents and Forms
- Public Drinking Water Watch
- California Drinking Water Regulations
- Apply for and Learn about Financial Assistance with our Drinking Water State Revolving Fund
- Get Free Operator Training! Upcoming RCAC Drinking Water Workshops
- Transition of the Drinking Water Program to the State Water Resources Control Board - July 1, 2014
- State Adoption of a Hexavalent Chromium MCL (Chrome-6) - June 20, 2014
- Introduction to Regulatory Requirements for Public Water Systems (Handout 02)
- Waterworks Standards Memo
- 2015 Annual Report Letter from the Division
- Preparation Tips for a Smooth Water System Inspection
- Drinking Water Systems Geographic Reporting Tool
- Chlorine Inactivation CT
- Clearwell (Giardia, gpm)
- Clearwell (Giardia, MGD)
- Clearwell+Pipeline (Giardia, gpm)
- Clearwell+Pipeline (Giardia, MGD)
- Clearwell+Pipeline (Giardia+MC-LR, gpm)
- Clearwell+Pipeline (Giardia+Virus, gpm)
- Clearwell+Pipeline (Giardia+Virus, MGD)
- Clearwell+Pipeline (Virus, gpm)
- Clearwell+Pipeline (Virus, MGD)
- CT for microcystins and cylindrospermopsin
- Pipeline (Giardia+Virus, gpm)
- Pipeline (Virus, gpm)
- Chloramine Inactivation CT
- Chlorine Dioxide Inactivation CT
- Disinfection Comparisons CT
- CT Presentations
Overview
- Watch a Video on Tools for Addressing the Risks of Cyanotoxins in Drinking Water
- Watch a Video on Conventional Treatment Options for Harmful Algal Blooms
- A Cyanotoxin Primer for Drinking Water Professionals (AWWA)
- Preparing for the Cyanobacteria Season – Planning and Responding (USEPA)
Treatment Resources for PWS:
- Cyanobacteria and Known Potential Toxins
- US EPA Water Treatment Optimization for Cyanotoxins
- District Cyanobacteria and Cyanotoxin Notes
- A Water Utility Guide to Cyanotoxins (AWWA/WRF)
- Example Cyanotoxin Monitoring Plans: Small Plan | Large Plan
- CT for microcystin and cylindrospermopsin
- Example CT reporting for microcystin inactivation
- Laboratories performing cyanotoxin analyses in DW
- Point-of-Use devices certified by NSF to reduce microcystins: Devices | Background
Public Communication Support for PWS:
- Guide to Cyanotoxins Communication (WRF/AWWA)
- Example Public Notice #1 in English
- Example Public Notice #1 in Spanish
- Example Public Notice #2 in English
- What are the Drinking Water Impacts of Harmful Algal Blooms?
- US EPA Communication Toolbox
Regional Information:
Clear Lake, CA:
- Chlorine or Chloramines Reporting Form
- Stage 2 Disinfectants/Disinfection By products Monitoring Plan (Form 103-2)
- Stage 2 DBP Reporting Form (Form 103D)
- Stage 2 Bromate Reporting Form (Form 103G; See User's Document below for more information)
- Stage 2 Bromate Reporting Form User's Document (Handout 103G)
- Stage 2 DBP Seminar Slides
- Stage 2 TOC Precursor Reduction Report
Research
Tools
Presentations
- 2022 OpShow Jar Testing Simple and Effective
- 2021 CA State Board Jar Testing Made Easy
- 2021 CA-NV AWWA Jar Testing Made Easy
- 2021 CA-NV AWWA Coagulants Stock Solutions
- 2020 CA-NV AWWA Jar Testing Made Easy
- 2019 CA-NV AWWA Jar Testing Made Easy
Results
- CA0310002 Ione AWA April10 2023 Jar52
- CA0310003 Tanner AWA April10 2023 Jar52
- CA0410006 South Feather Water June4 2020 Jar28
- CA0910013 Georgetown Divide PUD July12 2019 Jar24
- CA1000484 Millerton New Town May 20 2021 Jar48
- CA1010044 Huron, City of July 6 2021 Jar32
- CA1010077 Fresno Northeast Plant Jan7 2020 Jar28
- CA1010077 Fresno South Plant July31 2019 Jar20
- CA1200566 Orleans MWC Nov11 2020 Jar32
- CA1210008 Garberville SD Feb 2019
- CA1210024 Westhaven CSD Jan28 2021 Jar32
- CA1210024 Westhaven CSD Oct20 2020 Jar 16
- CA1310004 El Centro Jan19 2021 Jar76
- CA1310004 El Centro Jan12 2021 Jar20
- CA1510055 CSD North Garden Water Co Oct22 2020 Jar44
- CA1610009 Kettleman City Nov5 2019 Jar20
- CA1700542 Branding Water Aug20 2020 Jar16
- CA1700546 Clear Water MW Oct9 2019 Jar40
- CA1700568 Harbor View MWC Feb6 2019 Jar16
- CA1700606 Baycliff Aug18 2021 Jar12
- CA1700609 Lazy S Mobile Ranch May5 2023 Jar20
- CA1700609 Lazy S Mobile Ranch Jan20 2023 Jar16
- CA1710001 Clearlake Oaks CWD Oct21 2022 Jar44
- CA1710001 Clearlake Oaks CWD Sept20 2022 Jar28
- CA1710001 Clearlake Oaks CWD Sept7 2022 Jar36
- CA1710001 Clearlake Oaks CWD July20 2021 Jar16
- CA1710001 Clearlake Oaks CWD Feb15 2019 Jar16
- CA1710001 Clearlake Oaks CWD May8 2019 Jar40
- CA1710001 Clearlake Oaks CWD June17 2020 Jar36
- CA1710002 Golden State Dec13 2019 Jar36
- CA1710003 Highlands MWC Jan10 2019 Jar16
- CA1710003 Highlands MWC Jan18 2019 Jar25
- CA1710005 Lucerne Water Co July30 2021 Jar32
- CA1710005 Lucerne Water Co July27 2021 Jar24
- CA1710005 Lucerne Water Co Sept4 2020 Jar32
- CA1710005 Lucerne Water Co March5 2020 Jar28
- CA1710005 Lucerne Water Co Oct1 2018 Jar4
- CA1710006 Konocti CWD Sept13 2021 Jar8
- CA1710006 Konocti CWD July20 2021 Jar16
- CA1710006 Konocti CWD April30 2021 Jar40
- CA1710006 Konocti CWD June3 2021 Jar16
- CA1710006 Konocti CWD Oct6 2018 Jar8
- CA1710006 Konocti CWD July15 2020 Jar28
- CA1710006 Konocti CWD BW July15 2020 Jar27
- CA1710006 Konocti CWD Sept22 2020 Jar27
- CA1710006 Konocti CWD Oct1_2 2020 Jar27
- CA1710006 Konocti CWD Oct5 2020 Jar12
- CA1710008 Nice MWC Dec18 2018 Jar16
- CA1710011 Buckingham Park Jan23 2019 Jar12
- CA1710012 Branding Water May4 2021 Jar31
- CA1710014 Mt Konocti Dec2 2018 Jar20
- Ca1710016 Konocti Resort April23 2021 Jar24
- Ca1710016 Konocti Resort Sept16 2020 Jar20
- CA1710016 Konocti Resort April10 2020 Jar24
- CA1710017 Kids Camp Feb19 2020 Jar20
- CA1710021 North Lakeport Nov10 2022 Jar28
- CA2010003 Bass Lake July9 2021 Jar50
- CA2300541 Heritage House May20 2019 Jar16
- CA2300541 Heritage House Oct3 2018 Jar4
- CA2300541 Heritage House Sept17 2019 Jar15
- CA2300590 Surfwood MWC Aug29 2024 Jar8
- CA2300590 Surfwood MWC July24 2023 Jar16
- CA2300590 Surfwood MWC May12 2023 Jar12
- CA2300590 Surfwood MWC March2 2023 Jar23
- CA2300590 Surfwood MWC April29 2020 Jar12
- CA2300590 Surfwood MWC Jan31 2019 Jar35
- CA2300590 Surfwood MWC Mar20 2019 Jar32
- CA2300590 Surfwood MWC May14 2019 Jar12
- CA2300590 Surfwood MWC May3 2019 Jar28
- CA2300590 Surfwood MWC Oct18 2019 Jar28
- CA2300590 Surfwood MWC Oct20 2018 Jar27
- CA2300590 Surfwood MWC Sept11 2019 Jar40
- CA2300590 Surfwood MWC Sept19 2019 Jar32
- CA2300590 Surfwood MWC July15 2020 Jar8
- CA2300590 Surfwood MWC Aug13 2020 Jar8
- CA2300730 Westport CWS Aug21 2023 Jar35
- CA2310004 Willits, City of June25 2020 Jar56
- CA2310007 North Gualala July9 2020 Jar32
- CA2310008 Redwood Valley CWD April29 2020 Jar37
- CA2310301 CSP MacKerricher State Park Feb28 2023 Jar9
- CA2310301 CSP MacKerricher State Park Jan27 2023 Jar48
- CA2800840 Pope Valley School Nov4 2020 Jar35
- CA2800840 Pope Valley School Oct10 2018 Jar4
- CA2810001 Howell Mountain MWC Aug29 2024 Jar8
- CA2810001 Howell Mountain MWC Sept30 2021 Jar32
- CA2810001 Howell Mountain MWC Oct3 2019 Jar14
- CA2810001 Howell Mountain MWC Sept28 2019 Jar32
- CA2810002 Calistoga Feb3 2020 Jar32
- CA2810004 St Helena April4 2019 Jar32
- CA2810004 St Helena Sept18 2024 Jar18
- CA2810004 St Helena Sept14 2024 Jar18
- CA2810004 St Helena Sept5 2024 Jar30
- CA2810004 St Helena Aug28 2024 Jar16
- CA2810008 Veterans Home April23 2019 Jar36
- CA2810008 Veterans Home April30 2019 Jar32
- CA2810008 Veterans Home Mar19 2019 Jar37
- CA2810008 Veterans Home Mar6 2019 Jar23
- CA281005 American Canyon June20 2022 Jar32
- CA281005 American Canyon Sept24 2021 Jar44
- CA281005 American Canyon Aug28 2019 Jar27
- CA281005 American Canyon Feb12 2019 Jar20
- CA281005 American Canyon Feb25 2019 Jar6
- CA281005 American Canyon Jan8 2020 Jar12
- CA3910022 Little Potato Feb28 2019 Jar24
- CA4010012 Heritage Ranch CSD Sept27 2022 Jar68
- CA4010012 Heritage Ranch CSD Feb22 2021 Jar56
- CA4010027 Nacimiento WC Mar26 2021 Jar44
- CA4010022 Lopez Project Nov4 2019 Jar32
- CA4100512 Loma Mar Mutual July8 2020 Jar12
- CA4500317 Shasta CSA French Gulch Oct2018 Jar8
- CA4810001 City of Benicia Feb12 2021 Jar52
- CA4810003 City of Fairfield Feb11 2019 Jar24
- CA4810005 Cement Hill July30 2020 Jar32
- CA4810005 Cement Hill July28 2020 Jar18
- CA4810015 Travis AFB Vallejo Nov18 2020 Jar36
- CA4900549 Freestone Aug28 2024 Jar12
- CA4900549 Freestone Aug6 2019 Jar24
- CA5010038 MID Feb28 2019 Jar40
- Lead and Copper Proof of Consumer Notification - Community Water Systems (Form 53a)
- Lead and Copper Proof of Consumer Notification - Nontransient-Noncommunity Water Systems (Form 53b)
- Example Letter for Community WS Consumer Notification (Handout 55X)
- Lead and Copper Initial WQP Monitoring (Form 56)
- Well Surface Seal Requirements (Handout 60)
- Well Disinfection Procedures (Handout 61)
- Tank Disinfection Procedures (Handout 62)
- Steel Tank Coating Requirements (Handout 63)
- Chlorination Operational Requirements (Handout 64)
- Customer Complaint Form (Form 65)
- Requirements for Drinking Water Additives (Handout 70)
- Tracer Studies - Database
- Tracer Studies Database (.xls)
- Tracer Studies - Individual Results
- Airport-Larkfield_Wikiup Sanitation
- American Canyon, City of, SN 2810005
- Britz/Five Points, Britz/Colusa & Farming D
- Buckingham Park Water District Test 1, SN 1710011
- Buckingham Park Water District Test 2, SN 1710011
- Cement Hill WTP, CA4810005
- City of Fairfield, SN 4810003
- City of Fresno, SN 1010007
- Clearlake Oaks CWD, Test1, SN 1710001
- Clearlake Oaks CWD, Test2, SN 1710001
- Clearlake Oaks CWD, SN 1710001
- Clear Water MWC, SN1700546
- Cloverdale, City of, SN 4910002
- Fairfield, City of, SN4810003
- Garberville Sanitary District Test 1 & 2, SN 1210008
- Garberville Sanitary District, SN 1210008
- Golden State Water Co. - Clearlake, SN 1710002
- Graton CSD, SN 4990011
- Gualala CSD Test 1, SN 4990023
- Gualala CSD Test 2, SN 4990023
- Gualala CSD Test 3, SN 4990023
- Gualala CSD Test 4, SN 4990023
- Harris Farms/Horse Barn, SN 100213
- Howell Mountain MWC, SN 2810001
- Lake County CSA 2 - Spring Valley, SN 1710018
- Millview County Water District, SN 2310006
- Modesto Irrigation District, SN 5010038
- Napa, City of, SN 2810003
- Napa2, City of, SN 2810003
- North Gualala Water Company, SN 2310007
- SID - Gibson Canyon, SN 4810010
- Vallejo, City of, CA 4810007
- Tracer Studies Presentations
- 2002 CA-NV-AWWA (Tracer Problems)
- 2005 CA-NV-AWWA (Tracer Planning)
- 2007 CA-NV-AWWA (Tracer Modified Method)
- 2010 CA-NV-AWWA (Tracer Cumulative V10 Method)
- 2014 State Board (Tracer Studies)
- 2018 State Board (Tracer Studies, Modal Contact Time)
- 2019 CA-NV-AWWA (Tracer Studies for Drinking Water)
- 2019 CA-NV-AWWA (Tracer Studies for Recycled Water)
For Additional Information Please Contact:
Division of Drinking Water Field Operations
Mendocino District
50 D Street, Suite 200,
Santa Rosa, CA 95404
(707) 576-2145
Potential Water Quality Shifts to Surface Water Utilities on Wildfire impacted Watersheds
- Potential Water Quality Shifts to Surface Water Utilities on Wildfire impacted Watersheds Recording, Part 1
- Potential Water Quality Shifts to Surface Water Utilities on Wildfire impacted Watersheds Recording, Part 2
- California Wildfire Drinking Water Impacts by Bruce Macler
- Tubbs and Nuns Post-Fire Surface Water Quality Monitoring by Katharine Carter
- Post Wildfire Watershed Assessment for Carr and Mendocino Complex Wildfires by Richard Muhl
- Technical Resources for BMPs – Natural Resources Conservation Service can help by Korinn Woodward
- Case 1: Post Fire Impacts on Water Quality and Treatment by Jeff Densmore
- Case 2: Post-Fire Putah Creek WQ Monitoring by Alex Rabidoux
- Case 3: Post-Fire Treatment Impacts on Lake Berryessa by Christopher Silke
- Impacts of Wildfires on Water Quality and Drinking Water Utilities by Chi Ho Sham
- Source Water Treatment Due to the Forecast of Post-Fire Watershed Runoffs by Guy Schott
- Post-fire Impacts to Drinking Water Treatment by Amanda Hohner