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View and pay your bill online any time, anywhere! All major credit cards accepted.


Sign up to have your payment automatically drafted from your bank each quarter!

Call during regular business hours to pay over the phone. All major credit cards accepted!


Write a check or utilize your bank's Bill Pay service to mail us a check! Walk-ins welcome, too.

Quarterly Due Dates: March 1st, June 1st, September 1st, and December 1st. 

For questions regarding your bill please email Diana King

Pay Your Bill Online

BP Pay Online

A simple way to view and pay your bill online at your convenience! Accepted methods of online payment: MasterCard, VISA, Discover, American Express, and PayPal. Transaction fees for this service are .35¢ plus 3% of the payment amount.* 

Your initial account registration will require the following information:

  • Customer name

  • Billing address

  • Account number (shown on your bill)

  • Email address

We highly recommend watching the 'Learn How to Register' video on the sign-in page (gray button to the left) prior to registering!

You will establish your own personal username and password and a confirmation email will be sent to you. Please make certain the Big Park DWWID account number is entered exactly as on your bill, including all letters and dashes. Once the account is established only your username and password will be necessary to access your account in the future.

* Improvement District Services, Inc. does not collect or retain customer banking or credit information. This is a third party service provided by United Systems Technologies, Inc. through PayPal. All transaction fees are charged by and paid to PayPal. The District receives no compensation for transaction fees charged by PayPal. 


The online eBill registration verification email can take up to two hours to arrive. This verification must be responded to within
24 hours or the application will be automatically canceled and the customer must begin the process again.

Please remember to check spam and clutter folders and follow the eCommerce site's purple 'add us to your whitelist' instructions! The District is not notified of eBills that have been marked as spam or returned. It is the customer's responsibility to make certain they receive the eBills and the due dates are adhered to. Past due charges will apply if payment is not received by the due date. Accounts that are delinquent may be removed from the eBill option. If removed from eBilling a paper bill will be sent to the last known address.

View delinquent account charges here.
First time user? Click here for online account registration help!


Auto-Withdrawal (ACH)


ACH will automatically draft the bank account of your choosing each quarter for the fee that is due, and the best part is, you'll never experience another late fee and this service is FREE to Big Park customers! Steps to get set-up:

  1. Confirm that your account current. 

  2. Click on the box below to download the required form.

  3. Print the form and fill out all fields. Be sure to write your sewer account number as it appears on your bill, including all letters and dashes.

  4. Include a voided check from your bank account. 

  5. Place together form and voided check and mail to:
    Big Park DWWID
    3603 Crossings Drive
    Prescott, AZ 86305

  6. Due to security and confidentiality reasons we cannot accept this form via email, only mail, fax, or walk-ins.

  7. PLEASE NOTE that the current bill will NOT be drafted from your account and will need to be paid separately. We must receive your form and voided check at least 45 days prior to the upcoming quarter for it to go into effect the following quarter. We recommend mailing the next quarter's payment in with the auto-withdrawal form and voided check. Please make sure to check your quarterly bill EVERY time to see if an amount is due.


Customer accounts must be current to begin automatic withdrawal, so please make sure your current quarter payment has been paid.

Auto-Withdrawal (ACH) Schedule:
Big Park DWWID bills during the first month of each quarter.
Customer accounts are drafted on or about the 8th day of the second month of  each quarter.
All bills are due by the first day of the last month of each quarter: March 1st, June 1st, September 1st, and December 1st.

** If a bank account is changed, closed, or funds frozen, the customer is responsible for updating the banking information with a new form and voided check, and for taking care of any and all payments in the meantime. Please call with any questions about updating auto-withdrawal: (928) 443-9484.

ACH customers will still receive bills. Here is an example ACH bill:

ACH Bill Example BP Screen Grab.JPG

Pay Over the Phone with Square

BP Square

Big Park DWWID accepts payments over the phone utilizing the Square system!  You may opt to receive a receipt via email or text to your cell phone. Please have your account number, credit or debit card, and billing address ready when you call to speak with one of our representatives: (928) 443-9484

Square charges an additional 3.5% + $0.15 fee for this service. The Big Park DWWID does not cover these additional fees. We do not retain any customer banking or credit information.  This service is provided to us by Square.  All transaction fees are charged by and paid to Square.  The District receives no compensation for transaction fees charged by Square.

Walk-In or Pay By Mail

BP Walk-in or Mail

Please make checks and money orders payable to Big Park DWWID and include your account number as it is found on your bill, including all numbers, letters, and dashes. Mail or drop off to 3603 Crossings Drive, Prescott, AZ 86305.

NOTE: If you have received a lien notice due to delinquency, we must receive payment through a money order or credit card. Personal checks will not be accepted. 

Office hours are Monday - Thursday 9:00 a.m. to 5:00 p.m. Office is closed for lunch from 12:00 p.m. to 1:00 p.m. 

Holiday Closures: 
New Year's Day, Civil Rights Day, President's Day, Memorial Day, Independence Day, Labor Day,
Columbus Day, Veteran's Day, Thanksgiving, Christmas Eve, Christmas, and New Year's Eve.

As a courtesy we have a drop box to the right of our door for after-hours and weekend payment drop-offs!

Improvement District Services, Inc.
3603 Crossings Drive, Prescott, AZ 86305
Phone (928) 443-9484 
Toll-Free in AZ (800) 659-7149
Fax (928) 443-9486
Email Jennifer Bartos or Diana King

Regular Business Hours
Monday - Thursday 9:00 a.m - 5:00 p.m.
Closed for lunch from 12:00 p.m. - 1:00 p.m.
As a courtesy we have a drop box to the right of our door for after-hours payments!

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