East Slope Water Company
East Slope Water Company has been providing safe and reliable drinking water in the Tucson area since 1985.
Contact Us
Call Us:
623.219.4740
8:00 – 4:00 pm Mountain Time
Monday - Friday
After Hours Emergencies:
623.219.4740, press 9. An after hours call center representative will assist you.
Email Us:
Mailing Address:
Hearthstone Water
PO Box 2229
Great Falls, MT 59403
Ways to Pay
We provide multiple convenient ways to pay your bill. Learn more below.
Pay Online
Paying your Hearthstone Water bill online is easy, fast and secure. Visit our new bill payment site to pay your bill in 3 easy steps.
You can make a one-time payment without registering. All you need is your account number from your paper bill.
eCheck payments are accepted online. Our eCheck payment service is free.
Credit card payments are accepted. There is a convenience fee if you choose to pay with a credit card.
Pay by Mail
You can mail a check or money order along with the right side of your bill to our office at:
You can mail a check or money order along with the right side of your bill to our office at:
Hearthstone Water
PO Box 2229
Great Falls, MT 59403
Please make your check payable to East Slope Water Company.
Pay by Phone