Managing groundwater resources is our mission since our founding in 1958. This page provides all the information you need about groundwater billing, including helpful FAQs and a guide on how to read your bill.
Whether you’re a first-time user or a long-standing customer, we aim to make the billing process as transparent and straightforward as possible. From understanding the charges on your statement to answering common questions, we’re here to help you every step of the way.
For additional support or inquiries, please don’t hesitate to contact us or email us at billing@csjwcd.org.
FAQs
I paid this bill over the phone or through my bank, do I still need to submit the Verification Form?
Yes. The District is a water conservation district and a GSA. We have to report on the water usage within our District boundaries. All users must submit their Verification Forms to help up with our founding mission.
No. The District processes by the post-marked date.
You received a past due bill because the District did not receive payment for the amount due on your billing. If you believe you received a past due bill in error, please contact the District Office to resolve any account issues.
Please mail or fax all correspondence to the District Office at
11 S. San Joaquin St Ste 306
Stockton CA 95202
(209) 466-7953
Please contact the District Office if you would like a history of your account mailed to you or faxed to you.
No. The groundwater charge is a user-based fee for charges based upon amount and type of use and is billed by the District. The charge on your San Joaquin County tax bill is a tax which is charged based on property ownership.
The District boundaries run roughly from Highway 99 to east of Farmington, CA and South of Linden, CA to north of Escalon, CA. For more information please utilize our district Boundaries map, the San Joaquin County GIS mapping website, or contact the District Office.
We bill bi-annually, which is twice a year.
We bill past due invoices and interest notices in between our regular billing cycles.
Pursuant to the California Water Code our bills are due every year on July 31 and January 31.
We typically send out bills no later 6 weeks prior to the due date. We can on occasion send out bills approximately 8 weeks prior to the due date.
We bill six (6) months in arrears. The first installment is for the time period of July 1 through December 31. The second installment is for the time period of January 1 through June 30.
Our District billing is based off of the Water Year which runs July 1 through June 30. The District bills bi-annually at the end of six month term.
The District holds an annual meeting to review and accept the Annual Engineer’s Report. The report describes the current groundwater conditions in the District. The Engineer’s Report and the annual meeting are the basis for the groundwater rate. The annual meeting is a public hearing. Attendance is encouraged but not mandatory.
Pursuant to the California Water Code, when the Board sets the groundwater rates, we must notice those rates in acre feet.
The District uses information for landowner acreage from the San Joaquin County Assessor’s Office. If your usage is different than the information listed on your bill, please report the change on the Verification Form or contact the District Office for assistance in reporting.
Please contact the District if you would like another Verification Form mailed to you or download the Verification Form here.
As the District bills in arrears, you may still owe all or a portion of this bill. Please contact the District Office to discuss your account.
If your usage is different than the information listed on your bill, please report the change on the Verification Form or contact the District Office for assistance in reporting.
Please submit any change in billing information to the District Office using the Verification Form. Please also make sure to include your Customer Number or Parcel Number when submitting such change in information.
The District does not currently store email addresses and/or bill via email. We hope to be able provide this service in the future.
Please contact the District Office if you would like a duplicate bill mailed to you or faxed to you.
The District accepts payments in-person, over the phone, and via the mail:
– For in-person payments the District accepts: Cash, check, money order or credit cards
– For telephonic payments the District accepts: All major credit cards except American Express.
– For mail payments the District accepts: check or money orders.
The District does not currently have an online payment feature. We hope to be able provide this service in the future.
The District bills owners of parcels for the groundwater charge and therefore accounts cannot be changed into leasee’s names. The District is able to add any leasee as a contact for a Customer Account. In addition to the owner, the contact would receive a copy of the bill(s). Please contact the District Office if you would like to be added as a contact or would like to request a duplicate bill mailed to you or faxed to you.
Yes we accept multiple payments for one bill. Please ensure that the Customer Number is on each check and that they are post-marked by the due date of the bill.
The District does not currently store payment information nor automatically charge Customer.

