🚧 Fall Water System Flushing Notice 🚧
August 20, 2026
Hampstead Area Water Company, Inc.
2026 Fall Water System Flushing Notice
The Hampstead Area Water Company (HAWC) will begin its annual Fall Water System Flushing in September 2026. This essential maintenance helps ensure continued water quality and reliability by removing naturally occurring minerals and sediment, improving system performance, and extending the life of the water distribution system.
Why Do We Flush?
- Maintain water quality by removing iron, manganese, and sediment.
- Improve system performance and maintain optimal water pressure.
- Prevent long-term buildup and extend the overall lifespan of the water distribution system.
Regulatory Compliance
All flushing activities are performed in accordance with the guidelines of the New Hampshire Department of Environmental Services (NH DES), which identifies routine flushing as an essential component in maintaining the safety, quality, and reliability of public water systems.
Flushing Schedule
Locate your water system below.
| Date | Approximate Time | Water System / Location | Town |
|---|---|---|---|
| Mon., Sept. 14 | 8:00 AM | Bow Lake | Strafford |
| Mon., Sept. 14 | 10:00 AM–3:00 PM | Camelot Court | Nottingham |
| Tue., Sept. 15 | 8:00 AM | Blackrocks | Fremont |
| Tue., Sept. 15 | 10:00 AM–3:00 PM | King’s Landing | Kingston |
| Wed., Sept. 16 | 8:00 AM | Maplevale & Cricket Hill | East Kingston |
| Wed., Sept. 16 | 10:00 AM–3:00 PM | Coopers Grove | Kingston |
| Thu., Sept. 17 | 8:00 AM | Little Mill Woods | Sandown |
| Thu., Sept. 17 | 10:00 AM–3:00 PM | Lamplighter Estates | Kingston |
| Mon., Sept. 21 | 8:00 AM | Sargent Woods | Newton |
| Mon., Sept. 21 | 10:00 AM–3:00 PM | Dearborn Ridge | Atkinson |
| Tue., Sept. 22 | 8:00 AM | Little River | Plaistow |
| Tue., Sept. 22 | 10:00 AM–3:00 PM | Rainbow Ridge | Plaistow |
| Wed., Sept. 23 | 8:00 AM | Snows Brook | Plaistow |
| Wed., Sept. 23 | 10:00 AM–3:00 PM | Colby Pond | Danville |
| Thu., Sept. 24 | 8:00 AM | Cornerstone | Sandown |
| Thu., Sept. 24 | 10:00 AM–3:00 PM | Fairfield | Sandown |
| Tue., Sept. 29 | 8:00 AM | Lancaster Farms | Salem |
| Wed., Sept. 30 | 8:00 AM | Waterford Village | Sandown |
| Wed., Sept. 30 | 10:00 AM–3:00 PM | Wells Village | Sandown |
| Thu., Oct. 1 | 10:00 AM–3:00 PM | Wight Isle | Sandown |
| Tue., Oct. 27 | 10:00 AM–3:00 PM | Stoneford | Sandown |
Timing Note:
10:00 AM entries have a 10:00 AM–3:00 PM flushing window.
These starting times may be delayed if the 8:00 AM work runs long or
unexpected conditions arise.
What to Expect During Flushing
During this time, you may experience temporary water pressure fluctuations or slight discoloration. We recommend minimizing water use while flushing is in progress.
If you notice discoloration, running cold water for several minutes typically resolves the issue. Please be assured the water remains safe for use.
Questions?
Please contact HAWC Customer Service at 603-362-4299
or email customerservice@hampsteadwater.com
The Hampstead Area Water Company, Inc. (HAWC) will continue Routine Fall System Flushing on Tuesday, September 29th, 2026, with flushing scheduled at various HAWC water systems through Thursday, October 1st, 2026. This essential maintenance helps ensure continued water quality and reliability by removing naturally occurring minerals and sediment, improving system performance, and extending the life of the water distribution system. Customers in the affected areas will also receive an automated call at the phone number on file prior to their scheduled flushing date. The schedule below reflects the systems scheduled for flushing from Tuesday, September 29th through Thursday, October 1st, 2026.
The Hampstead Area Water Company, Inc. (HAWC) will continue Routine Fall System Flushing on Monday, September 21st, 2026. Routine flushing will continue at various HAWC water systems throughout the month of September. This essential maintenance helps ensure continued water quality and reliability by removing naturally occurring minerals and sediment, improving system performance, and extending the life of the water distribution system. Customers in the affected areas will also receive an automated call at the phone number on file prior to their scheduled flushing date. The schedule below reflects the systems scheduled for flushing from Monday, September 21st through Thursday, September 24th, 2026.
The Hampstead Area Water Company, Inc. (HAWC) will begin Routine Fall System Flushing on Monday, September 14th, 2026. Routine flushing will continue at various HAWC water systems throughout the month of September. This essential maintenance helps ensure continued water quality and reliability by removing naturally occurring minerals and sediment, improving system performance, and extending the life of the water distribution system. Customers in the affected areas will also receive an automated call at the phone number on file prior to their scheduled flushing date. The schedule below reflects the systems scheduled for flushing from Monday, September 14th through Thursday, September 17th, 2026.
To view the full order, click to download: NH PUC ORDER no. 28,235 - 06-25-2026.pdf
The Hampstead Area Water Company, Inc (HAWC) is aware of a current issue affecting some T-Mobile users when calling our office phone line. Customers may receive a message indicating that the call is “likely to be a scam.” Please be assured that this warning is incorrect, and we are actively working with providers to resolve the issue as quickly as possible. In the meantime, if you would like to report the issue directly to T-Mobile, please use the following link: https://callreporting.t-mobile.com/ If you are experiencing an emergency and are unable to reach our office using a T-Mobile device, please contact us using a different carrier or a landline phone. If you have any questions or concerns, please contact us: 📞 Phone: 603-362-4299 📧 Email: customerservice@hampsteadwater.com We apologize for any inconvenience and appreciate your patience and understanding while this issue is being addressed. — HAWC Customer Service
Water Service Interruption on Wednesday, May 6th, 2026 from 8:00 AM to 4:00 PM
Water Service Interruption on Thursday, May 7th, 2026 from 8:00 AM to 4:00 PM
May 4 – May 15, 2026 | Daily Flushing from 8 AM – 4 PM
