Washington County Water Bill: Pay Water/Sewer Online, Phone Number, Fees, Office Address and Service Help
Washington County water and sewer customers usually need the correct official payment portal, a customer service phone number, payment fee details, office address, or instructions after service interruption. This guide keeps the official Washington County, Maryland water/sewer bill links, Citizen Self Service portal, Department of Water Quality contact details and payment-fee warnings in one practical place.
Pay online
Use Washington County Citizen Self Service Utility Billing for official water/sewer bill inquiry and payment.
Call to pay
The County Water Quality page lists 240-313-2317 under “Call Us to Pay Your Bill.”
Interrupted service
If water service is interrupted, the portal says not to pay online for restoration. Call 240-313-2317.
Office
Department of Water Quality: 16232 Elliott Parkway, Williamsport, MD 21795.
Main Official Washington County Water Bill Links
How to Pay Your Washington County Water/Sewer Bill Online
Washington County links customers to the Citizen Self Service Utility Billing portal for water/sewer bill search and payment. Start from the County’s official Services or Water Quality page if you are unsure whether a payment link is legitimate.
| Step | What to do | Practical tip |
|---|---|---|
| 1. Start from official county page | Open the Washington County Services page and choose Pay Water/Sewer Bill. | This helps avoid third-party or lookalike payment pages. |
| 2. Use Citizen Self Service | Open the Utility Billing Search page. | The portal supports utility account search and payment. |
| 3. Search your account | Search by UB account number or the account details shown on your water/sewer bill. | Type the account number exactly as printed on the bill. |
| 4. Review fees | Choose payment method and check applicable card or e-check fee. | Credit card and e-check fees changed effective July 1, 2025. |
| 5. Save confirmation | Save receipt, confirmation number or screenshot. | Keep proof until the payment is visible on your account. |
Washington County Water/Sewer Payment Fees: Credit Card, E-Check, Cash and Money Order
Washington County announced new payment processing fees effective July 1, 2025. Customers who pay water and sewer bills by credit card or e-check should review the fee before submitting payment.
| Payment type | Official fee detail | Best use |
|---|---|---|
| Credit card | 3.3% credit card fee for water/sewer bill payments. | Convenient when online payment is needed and fee is acceptable. |
| E-check | $1.95 flat fee for e-check payments. | Often cheaper than card payment for larger balances. |
| Cash | County fee update says customers can pay with cash to avoid fees. | Use in person only; never mail cash. |
| Money order | County fee update says money order payment can avoid processing fees. | Useful for in-person payment when avoiding card/e-check fee. |
| In-person payment | Payments can be made at the Department of Water Quality or Washington County Treasurer’s Office. | Use when account timing, restoration, cash/money order, or fee avoidance matters. |
If Your Washington County Water Service Was Interrupted, Do Not Rely on Online Payment Alone
The official Utility Billing Search page gives a clear warning: if your water service has been interrupted, do not pay online for restoration. You must contact customer service at 240-313-2317.
Service interrupted?
Do not assume that an online payment automatically restores service. Call customer service first and ask what is required for restoration.
Customer service: 240-313-2317
Before calling
Keep your UB account number, service address, name on account, past-due amount, payment confirmation and shutoff/interruption notice ready.
Washington County Water Bill Phone Number, Department Address, Office Hours and Map
Use these official Washington County, Maryland contacts for water/sewer bill payment, customer service, account questions, office visits, Water Quality department questions and public works routing.
Water bill payment and customer service
Call to pay / customer service: 240-313-2317
Department office: 16232 Elliott Parkway, Williamsport, MD 21795
Department office phone: 240-313-2600
Fax: 240-313-2601
Office hours: Monday to Friday, 7:30 AM to 4:00 PM.
County administration and public works
County main address: 100 West Washington Street, Hagerstown, MD 21740
County main phone: 240-313-2776
Public Works Division: 100 West Washington Street, Suite 2400, Hagerstown, MD 21740
Public Works phone: 240-313-2257
Map shows Washington County Department of Water Quality at 16232 Elliott Parkway, Williamsport, MD 21795. For online payment, use the official Citizen Self Service Utility Billing portal.
What You Need Before Paying a Washington County Water/Sewer Bill
A few minutes of preparation can prevent wrong-account payments, fee confusion, missed restoration steps or delayed customer service.
| Item to prepare | Why it matters | Practical note |
|---|---|---|
| UB account number | Citizen Self Service searches utility billing accounts by UB account number. | Use the number exactly as printed on your bill. |
| Service address | Helps confirm you are paying the correct water/sewer account. | Especially important for landlords, property managers or multiple properties. |
| Payment method | Card, e-check, cash and money order have different fee and timing considerations. | Review the fee before submitting payment. |
| Interruption notice | Interrupted service cannot be handled by online payment alone. | Call 240-313-2317 before paying online for restoration. |
| Confirmation number | Needed if payment posting is questioned. | Save receipt or screenshot until account balance updates. |
Need Help Paying a Washington County Water or Utility Bill?
If you cannot pay your water/sewer bill, contact the County early and also check local assistance resources. In the Hagerstown/Washington County area, the Washington County Community Action Council is commonly referenced for utility assistance resources.
Call before the account becomes urgent
For Washington County water/sewer billing, start with customer service at 240-313-2317. Ask what payment options, deadlines or account-specific steps apply.
Check local assistance
Washington County Community Action Council may help residents connect with utility and energy assistance resources. Confirm current eligibility and documents directly with the agency.
Common Washington County Water Bill Mistakes That Cause Delays or Extra Cost
Most problems can be avoided by using official links, checking payment fees, saving confirmation, and calling customer service before paying online when service has already been interrupted.
| Mistake | Why it creates trouble | Better action |
|---|---|---|
| Using a third-party payment page | Payments may be delayed, misdirected or include extra third-party costs. | Start from washco-md.net or the official Citizen Self Service portal. |
| Paying online after service interruption | The portal says online payment should not be used for restoration after interruption. | Call 240-313-2317 first. |
| Ignoring processing fees | Credit card and e-check payments may add fees to the total cost. | Compare card, e-check, cash and money order options. |
| Entering the wrong account number | Payment may not apply correctly to the intended account. | Use the UB account number from your latest bill. |
| Not saving confirmation | It is harder to resolve a payment posting issue. | Save screenshot, receipt and confirmation number. |
Washington County Water Bill FAQs
These answers cover common searches about Washington County Maryland water/sewer bill payment, phone number, online portal, service interruption, payment fees, office address and official resources.
QHow do I pay my Washington County water bill online?
Use the official Washington County Services page or Water Quality page and select Pay Water/Sewer Bill. The payment route opens the County Citizen Self Service Utility Billing portal.
QWhat is the official Washington County water bill payment portal?
The official online utility billing portal is Washington County Maryland Citizen Self Service Utility Billing. Use it from the County’s official Pay Water/Sewer Bill link.
QWhat is the Washington County water bill phone number?
The official Water Quality page lists 240-313-2317 under “Call Us to Pay Your Bill.”
QWhat should I do if my water service has been interrupted?
The Citizen Self Service portal warns that if water service has been interrupted, do not pay online for restoration. Contact customer service at 240-313-2317.
QWhere is the Washington County Department of Water Quality?
The Department of Water Quality is listed at 16232 Elliott Parkway, Williamsport, MD 21795.
QWhat is the Department of Water Quality office phone number?
The Water Quality Staff page lists 240-313-2600 for the Department of Water Quality office. For bill payment customer service, use 240-313-2317.
QWhat are the Washington County water/sewer payment fees?
Effective July 1, 2025, Washington County announced a 3.3% credit card fee or $1.95 flat fee for e-check payments for water and sewer bills.
QCan I avoid Washington County water/sewer payment processing fees?
The County fee update says customers can pay with cash or money order to avoid processing fees. In-person payments can be made at the Department of Water Quality or Washington County Treasurer’s Office.
QCan I pay my Washington County water bill by phone?
The Water Quality page lists 240-313-2317 for “Call Us to Pay Your Bill.” Use that official number for bill payment help.
QWhere can I pay Washington County water/sewer bill in person?
The County fee update says in-person payments can be made at the Department of Water Quality or the Washington County Treasurer’s Office. Confirm current hours before visiting.
QWhich Washington County is this article about?
This guide is written for Washington County, Maryland using official washco-md.net and Washington County Maryland Citizen Self Service links.
QIs Water-Department.org the official Washington County website?
No. This is an independent guide. Official payments, account support, service restoration, processing fees and billing decisions must be handled through Washington County, Maryland and its official resources.
Official Sources for Washington County Water Bill Customers
Use these official Washington County, Maryland resources for final confirmation before paying, calling customer service, checking fees, visiting an office or handling interrupted service.
| Official source | Use it for | Open |
|---|---|---|
| Washington County Services | Official Pay Water/Sewer Bill link and other county services. | Open services |
| Water Quality | Online bill payment route, call-to-pay phone number, facilities and department information. | Open Water Quality |
| Citizen Self Service Utility Billing | Utility account search, water/sewer bill inquiry and online payment. | Open utility billing |
| Water Quality Staff | Office address, office hours, department phone and fax. | Open staff page |
| Payment Processing Fees | Credit card fee, e-check fee and fee-free cash/money order guidance. | Open fee update |
| Treasurer’s Office | County payment office information and payment-related resources. | Open Treasurer’s Office |
| Public Works | County division address, public works contact and county infrastructure office information. | Open Public Works |
| Washington County Main Website | Official county home page and service links. | Open county website |