Welcome to the City of Caldwell Water Department

 We strive to always provide the Caldwell community with the best possible products and services. We fully comply federal regulations such as the the Safe Drinking Water Act. The Water Department is diligent in efforts to keep the costs of our products and services as low as possible, even when faced with rising costs. We are always striving to improve service to our residents.


View our annual drinking water report



Sign up Here for Water/Sewer/Garbage



Water/Sewer Rates

If you have any questions on utility billing policies for non-owner occupied property, owner occupied property, sign-up (new service initiation) procedures, deposits, or delinquent accounts, please click here.


Pay your water bill online by clicking here. 

For any questions about online payments, please contact our Water Department staff at:
(208) 455-3000 ext. 1.


Pay your water bill over the phone by calling: 

(855) 768-4827. 

There will be a $1.50 service charge, charged to the customer at time of payment for over-the-phone payments


Questions about your water bill? 

Please call: (208) 455-3000 option 1.


Questions about your existing recycling service with

Republic Services? 

Please call: (208) 466-3302.


Irrigation service is initially set up at City Hall with new water service. 

However, water and irrigation are billed separately. If you have questions about irrigation, including billing questions, please call: (208) 455-3070 option 2


Other information and forms:

Caldwell Cares:
 Assistance with your utility bill.  The City of Caldwell and the Salvation Army have partnered up to assist Caldwell customers with their water bill.  The City will collect donations from caring customers and apply the available funds to the qualified recipients' water bills.  For more information, please click here.


Garbage and Recyling Information:


City Water Ordinance         Billing Policy          


For information on road closures throughout Caldwell, click here.


TIPS and Information:  

Don't let your pipes and meters

For tips, c
lick here.

Sewer Backups      Water Saving Tips


Water service may be delivered in the same day as long as sign up is done before 4:00pm.   



Owner/Agent Form (Used when renting your property to someone else)


Auto Debit Form             Deposit Refund Form      


Caldwell Cares                 Dog License Forms 



Water department hours of operation:

Water payments and signups are processed at City Hall, located at:

411 Blaine St. in Caldwell on Monday - Friday between 7:30am to 5:00pm.


There is a also a payment drop box located outside City Hall for your convenience. 


Contact Us
Caldwell Water Department
P.O. Box 1179
Caldwell, Idaho 83606
City Hall 411 Blaine St
P.O. Box 880 Caldwell Id 83606
Monday thru Friday 7:30am to 5:00pm
(208)455-3000 ext.1
(208)454-3640 Fax
(208)466-3302 Garbage
After Hours "Emergency only" (208)250-1638
Email: water@cityofcaldwell.org

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