Welcome to the home page of the Main San Gabriel Basin Watermaster, an agency charged with administering adjudicated water rights and devoted to the management and protection of groundwater resources, within the watershed and groundwater basin known as the Main San Gabriel Groundwater Basin in Los Angeles County, California.

To learn more, please visit: www.thewatersthatconnectus.com

Key Well Level

Historic Low: 169.4 ft. November 21, 2018

Historic High: 295.30 ft.* July 20, 1983

Current Level: 189.3 ft. As of July 23, 2021

Since entry of judgment, 1973

Legal Notices

Proposed Order

Proof of Service

Notice of Petition and Petition for Order Re Intervention

Notice of Availability

Proof of Service

Order Approving Intervention Re IBY, LLC.

Notice of Availability

Designee to Receive Future Notices for and on Behalf of Defendant William L. McIntyre

Designee to Receive Future Notices for and on Behalf of Defendant San Gabriel County Club

Designee to Receive Future Notices for and on Behalf of Defendant Phillip G & Sieglinde A Tate

Designee to Receive Future Notices for and on Behalf of Defendant Canyon Water Company

Proposed Order Re SOL Long

Proposed Order Re IBY LLC.

Proof of Service

Notice of Petition for Intervention- SOL Long

Notice of Petition for Intervention- IBY LLC.

Notice of Availability

Designee to Receive Future Notices for and on Behalf of Defendant Molson Coors USA LLC.

Proof of Service

Order on Petition for Appointment of Members for Year 2021 Term

Order Aproving Amendment to Storage and Export Agreement

Notice of Availability

Order Approving Intervention After Judgment

Designee to Receive Future Notices for and on Behalf of Defendant Sterling Mutual Water Company

Designee to Receive Future Notices for and on Behalf of Defendant Los Angeles County Sanitation Districts

Proof of Service

Proposed Order

Notice of Availability

Proposed Order

Proof of Service

Notice of Petition for Intervention After Judgment

Notice of Motion for Order Approving Storage and Export Agreement

Notice of Filing of Watermaster Annual Report

Notice of Availability

Motion for Order Approving Storage and Export Agreement

Designee to Receive Future Notices for Defendant SOL Long Term LLC

Designee to Receive Future Notices for Defendant San Gabriel Country Club

Designee to Receive Future Notices for Defendant LPVCWD

Designee to Receive Future Notices for Defendant CIWS

Proof of Service

Notice of Availability

Order Approving Cyclic Storage Agreement - Three Valleys

Order Approving Cyclic Storage Agreement - City of El Monte

Proof of Service

Notice of Status Conference Presentation

Notice of Availability

Designee to Receive Future Notices for Defendant City of Covina

Designee to Receive Future Notices for Defendant California Country Club

Designee to Receive Future Notices for Defendant Amarillo Mutual Water Company

Proposed Order Re Three Valleys

Proposed Order Re City of El Monte

Proof of Service

Notice of Motion for Order Approving Cyclic Storage Agreement Re Three Valleys

Notice of Motion for Order Approving Cyclic Storage Agreement Re City of El Monte

Notice of Availability

Motion for Order Approving Cyclic Storage Agreement Re Three Valleys

Motion for Order Approving Cyclic Storage Agreement Re City of El Monte

Proposed Order Approving Intervention After Judgment

Proof of Service

Notice of Petition for Order Re Intervention

Notice of Continuance of Petitions Hearing

Notice of Availability of Documents

Designee to Receive Future Notices for Defendant Moon Valley Nurseries, Inc.

Designee to Receive Future Notices for Defendant Metropolitan Water District of SoCal

Designee to Receive Future Notices for Defendant BofA N.A. Trustee of the William Knight Living Trust

Proof of Service

Notice of Availability

Designee to Receive Future Notices for and on Behalf of Defendant City of Whittier

Notice of Continuance of Petition for Order Re Intervention After Judgment Hearing

Notice of Availability

Proof of Service

Order on Petition of Watermaster for Appointment of Members for 2020 Term

Proposed Order on Petition of Watermaster for Appointment of 2020 Members

Proposed Order Approving Intervention After Judgment

Proof of Service

Petition of Watermaster for Appointment of 2020 Members

Notice of Petition for Order Re Intervention After Judgment

Notice of Hearing on Petition of Watermaster for Appointment of 2020 Members

Notice of Filing Watermaster Annual Report

Notice of Availability of Documents

Designee to Receive Future Notice of Defendant Golden State Water Company

Designee to Recive Future Notice for Defendant City of Monrovia

Designee to Receive Future Notice for Defendant City of El Monte

Proof of Service

Notice of Availability

Designee to Receive Future Notice for Defendant Three Valleys MWD

Designee to Receive Future Notice for Defendant Upper San Gabriel VMWD

Designee to Receive Future Notice for Defendant City of South Pasadena

Order Approving Cyclic Storage Agreement

Order on Petition of Watermaster Member for Calendar Year 2019 Term

Proposed Order Approving Intervention After Judgment

Notice of Petition & Petition for Order Re Intervention After Judgment

Designee to Receive Future Notice for Defendant City of El Monte

Designee to Receive Future Notice for Defendant City of South Pasadena

Motion for Order Approving Cyclic Storage Agreement

Notice of Availability

Notice of Hearing on Petition for Appointment of Successor Member

Notice of Motion for Order Approving Cyclic Storage Agreement

Notice of Status Conference Presentation

Proof of Service

Proposed Order Approving Cyclic Storage Agreement

Proposed Order on Petition for Appointment of Successor

Notice of Status Conference

Designee to Receive Future Notices of Defendant Rurban Homes Mutual

Notice of Availability of Documents

Proof of Service

Designee to Receive Future Notices for Suburban Water Systems

Proof of Service

Designee to Receive Future Notices for Metropolitan Water District of Southern California

Designee to Receive Future Notices for City of El Monte

Designee to Receive Future Notices for City of Monrovia

Notice of Availability of Document(s)

Designee to Receive Future Notices for Defendant Sterling Mutual

Designee to Receive Future Notices for Defendant City of Irwindale

Proof of Service

Notice of Availability of Document(s)

Proposed Order on Petition of Watermaster for Appointment of Watermaster Members for 2019

Petition for Appointment of Watermaster Members for 2019

Notice of Hearing on Petition of Watermaster for Appointment of Watermaster Members for 2019

Proof of Service Watermaster Annual Report

Notice of Availability of Document(s)

Notice of Filing and Filing of Watermaster Annual Report

Order Approving Stipulation Re Intervention After Judgement for Kathryn W. Baker Trust

Proof of Service-OSY

Proof of Service

Designee to Receive Future Notice for and on Behalf of City of South Pasadena

Copy Of -Copy Of -Designee to Receive Future Notice for and on Behalf of City of South Pasadena

Notice of Petition and Petition for Order Re Intervention After Judgment

Proposed Order Approving Intervention After Judgment

Designee to Receive Future Notice for and on Behalf of County of LA Department of Parks and Recreation

Notice of Availability of Documents

Order Approving Intervention After Judgment

Moon Valley Intervention_001

Designee to Receive Future Notices for and on Behalf of Defendant Amarillo Mutual Water Company

Designee to Receive Future Notices for and on Behalf of Defendant City of Azusa

Designee to Receive Future Notices for and on Behalf of Defendant MillerCoors LLC

Designee to Receive Future Notices for and on Behalf of Defendant Valley County Water District

Proof of Service

Designee to Receive Future Notices for and on Behalf of Defendant Southwest Water Company

Designee to Receive Future Notices for and on Behalf of Defendant City of Alhambra

Notice of Petition and Petition for Order Re Invention After Judgment

[Proposed] Order Approving Intervention After Judgment

Notice of Availability of Documents

Notice of Petition And Petition For Order Re Intervention After Judgment

Designee to Receive Future Notices For and On Behalf of Defendant(s)- Valley County Water District

Designee to Receive Future Notices For And On Behalf of Defendant(s)- Soutwest Water Company

Designee to Receive Future Noticesw For and On Behalf of Defendant(s) - MillerCoors LLC.

Designee to Receive Future Notices For And On Behalf of Defendant(s)- City of Azusa

Designee to Receive Future Notices For And Behalf of Defendant(s)- City of Alhambra

Designee to Receive Future Notices and on Behalf of Defendant(s)- Amarillo Mutual Water Company

(Proposed) Order Approving Intervention After Judgment

Designee to Receive Future Notice for and on Behalf of Defendant Co-Tenancy of Laurence R. Pellissier Irrevocable QTIP Trust

Notice of Availability of Documents

Proof of Service

Order on Petition of Watermaster for Appointment of Successor Watermaster Member for Calendar Year 2018 Term

Engineers Report 4/4/18

Notice of Availability Re Petition of WM for Appointment of Successor WM...

Proof of Service Re Petition of WM for Appointment of Successor WM Membe...

(Proposed) Order on Petition of WM for Appointment of Successor WM Membe...

Petition of WM for Appointment of Successor WM Member for Calendar Year ...

Not. of Hearing on Petition of WM for Appointment of Successor WM Member...

Not. of Availability - Notice of Change of Hearing Date Re Hearing on Petition for Order Re Intervention After Judgment

POS - Notice of Change of Hearing Date Re Hearing on Petition for Order Re Intervention After Judgment

Notice of Change of Hearing Date Re Hearing on Petition for Order Re Intervention After Judgment

Proof of Service Re Watermaster Status Conference

Designee to Receive Future Notices for and on Behalf of Defendant Califo...

Designee to Receive Future Notices for and on Behalf of Defendant Cadway...

Notice of Watermaster Status Conference

Proof of Service Re Order

Notice of Availabilty Re Order

Designee to Recieve Future Notices for and on Behalf of County of Los Angeles Parks and Recreation

Designee to Receive Future Notices for and on Behalf of City of Azusa

Designee to Receive Future Notices for and on Behalf of Azusa Valley Water Company

2017-12-15 (Filed) Notice on Petition of Watermaster for Appointment of Watermaster Members for Calendar Year 2018

2017-08-25 (Filed) POS Notice of Petition and Petition for Order Re Intervention After Judgment (Coiner Nursery)

2017-08-25 (Filed) Notice of Availability Re Coiner Nursery

2017-08-25 (Lodged) [Proposed] Order Approving Intervention After Judgment (Coiner Nursery)

2017-08-25 (Filed) Notice of Petition and Petition for Order Re Intervention After Judgment (Coiner Nursery)

2017 POS Re Order Approving Intervention After Judgment

2017 Order Approving Intervention After Judgment

2017 Notice of Availability Re Order Approving Intervention After Judgement

POS Re Petition for Order Re Intervention After Judgment

Notice of Availability Re Intervetion After Judgment

[Proposed] Order Approving Intervention After Judgment

Notice of Petition and Petition for Order Re Intervention After Judgment

(Conformed) POS Re Second Supplemental Submission

(Conformed) Not. of Avail. Re Second Supplemental Submission

(Conformed) Second Supplemental Submission by Watermaster for Approval of Baldwin Park Operable Unit Project Agreement Renewal

Proof of Service Re Supplemental Submission by Watermaster for Approval of Baldwin Park Operable Unit Project Agreement Renewal

Exhs. 1 and 2 to Suppl. Submission by WM for Approval of BPOU Project Agreement Renewal

Notice of Availability Re Supplemental Submission

Supplemental Submission by Watermaster for Approval of Baldwin Park Operable Unit Project Agreement Renewal

EXHIBITS E-L to BPOU Project Agreement

EXHIBITS A-D to BPOU Project Agreement

RDA Report

Designee to Receive Future Notice for and on Behalf of Defendant City of Sierra Madre

[Propoped] Order Re Pet. by Watermaster for Approval of Baldwin Park Operable Unit Project Agreement Renewal

Designee to Receive Future Notice for and on Behalf of Defendant City of Covina

Pet. by Watermaster for Approval of Baldwin Park Operable Unit Project Agreement Renewal (Part 2)

Notice of Hearing on Pet. by Watermaster for Approval of Baldwin Park Operable Unit Project Agreement Renewal

Pet. by Watermaster for Approval of Baldwin Park Operable Unit Project Agreement Renewal (Part 1)

2017-03-16 Watermaster Not. of Availability Re Petition to Approve BPOU Project Agreement Renewal

Proof of Service Re Pet. by Watermaster for Approval of Baldwin Park Operable Unit Project Agreement Renewal

2016-12-21 (Filed) Desingee to Receive Future Notices for and on Behalf of Defendant City of Whittier

2016-12-16 Order on Petition of Watermaster for Appointment of Watermaster Members for Calendar Year 2017 Term

Notice of Availability

Proof of Service

Three-Year Purchased Water Plan FY 2016-17 to FY 2018-19

Notice of Availability rePetition of Watermaster for Appointment of Watermaster Members for Calendar Year 2017 and related documents

Designee to Receive Future Notices for and on Behalf of Valley County Water District

Designee to Receive Future Notices for and on Behalf of Defendant Millers Coors-LLC

Proof of Service Petition of Watermaster for Appointment of Watermaster Members Term for Calendar Year 2017 and related documents

Petition for Appointment of Watermaster Members for Calendar Year 2017

Notice of Hearing on Petition of Watermaster for Appointment of Watermaster Members for Calendar Year 2017

Notice of Availability Re Pet. for Order, etc.

Proof of Service Re Not. of Pet. and Pet. for Order Re Intervention After Judgment, Proposed Order and Order Approving Intervention Re Maqqiore

Notice of Availability Re Pet. for Order, etc.

Watermaster Notice of Petition and Petition for Order Re Intervention After Judgment

Waternaster Notice Re Main San Gabriel Basin Tour

Proof of Service Re Waternaster Notice Re Main San Gabriel Basin Tour

Notice of Availability Re Waternaster Notice Re Main San Gabriel Basin Tour

Notice of Status Conference Regarding the BPOU Project Agreement Renewal

Notice of Petition and Petition for Order Re Intervention After Judgment - Maqqiore

Watermaster Status Report RE: BPOU Project Agreement Renewal

Proof of Service RE: Notice of Status Conference Change BPOU Project

Proposed Order Approving Intervention After Judgement: The Maqqiore Family Trust

Proof of Service RE: Change in Designee, SGCWD, LA County Sanit. Dist. No 18

Designee to Receive Future Notices for and on Behalf of County Sanitation District No 18 of Los Angeles

Designee to Receive Future Notices for and on Behalf of San Gabriel County Water District

Proof of Service: Notice of Entry Approving 2016 Watermaster Members

Notice of Entry of Orders: Approving 2016 Watermaster Members

Proof of Service: Notice of Entry: Nila