Water, Sewer & Stormwater

  1. Water Problems?
    For emergency water or sewer problems, call the 24-hour emergency hotline at 240-314-8567.

  2. Any water and sewer bill issued after Jan. 1, 2023 will be subject to late fees and service interruption for delinquent accounts. A penalty charge will be assessed on unpaid bills 30 days or more past their due day. Service will be stopped on any accounts that are delinquent 60 days after the bill date. Any unpaid balances before Jan. 1 are not subject to these terms.

    Also effective Jan. 1, 2023, all applicants for financial assistance must have a notice of pending disconnection or have already had their service disconnected, and must apply with the Montgomery County Department of Health and Human Services. Montgomery County DHHS will submit a referral to the City of Rockville Community Services Division on behalf of eligible city residents.

    Due to COVID-19, applications for financial assistance with water utility shutoffs are being processed by phone and email.

    Residents are encouraged to pay bills online at invoicecloud.com/rockvillemd. If you need assistance, please email utilitybilling@rockvillemd.gov.

The City of Rockville provides water and sewer service to 70 percent of the city or about 12,000 accounts. All other Rockville residents and businesses are serviced through the Washington Suburban Sanitary Commission (WSSC).

Every Rockville resident pays a stormwater utility fee which funds the city's actions to help reduce flooding, protect private property, protect the environment and contribute to happier, healthier communities.


Find your Water Provider
Not all Rockville address are serviced by the city. Check your address to see if your water is provided by the city or WSSC.


 Water and Sewer Bill 
Residents can pay their bill online, check their water rates or start/stop their service. 
 Stormwater Utility Fee 
The city uses the stormwater utility fee, billed on property taxes, to reduce flooding and keep our public water clean. 
 Water Main Flushing 
The city flushes water mains to maintain clean and safe drinking water. Each area throughout the city is on a cycle to be flushed. 
 Water Shutoff Schedule 
Occasionally, the city has to shut off water to residents to fix water pipes. When water is scheduled to be shut off residents will be notified in advance. 



REPORT A CONCERN

If you are experiencing a water, sewer or stormwater problem, including discolored water or a leak, contact the 24-hour emergency line at 240-314-8567.

Past Annual Drinking Water Quality Reports

  1. Annual Drinking Water Quality Report 2023
  2. Annual Drinking Water Quality Report 2022
  3. Annual Drinking Water Quality Report 2021
  4. Annual Drinking Water Quality Report 2020
  5. Annual Drinking Water Quality Report 2019
  6. Annual Drinking Water Quality Report 2018
  7. Annual Drinking Water Quality Report 2017
  8. Annual Drinking Water Quality Report 2016
  9. Annual Drinking Water Quality Report 2015
  10. Annual Drinking Water Quality Report 2014
  11. Annual Drinking Water Quality Report 2013