Public water system
Groton Utilities
PWSID CT0590011 - New London County, Connecticut
26 PPM
1.5 GPG
Soft0Soft60120180300+
Soft (26 PPM)Estimated - Nearby Data
System Details
- Water source
- surface water
- Population served
- 30,200
- Service connections
- 5,261
- Status
- Active
Hardness Evidence
- Reported hardness
- 26 PPM
- Grains per gallon
- 1.5 GPG
- Data source
- Nearby estimate
- Source year
- N/A
Linked City Reports
Lebanon, CTNorth Franklin, CTNew London, CTBaltic, CTEast Lyme, CTBozrah, CTGales Ferry, CTGilman, CTLedyard, CTGroton, CTJewett City, CTMystic, CTNiantic, CTNorth Stonington, CTNorwich, CTPreston, CTOakdale, CTOld Lyme, CTQuaker Hill, CTSouth Lyme, CTStonington, CTPawcatuck, CTTaftville, CTUncasville, CTVoluntown, CTWaterford, CTColchester, CTSalem, CT
Served ZIP Codes
| ZIP | Location | ZIP average |
|---|---|---|
| 06249 | Lebanon, CT | Soft (29 PPM) |
| 06254 | North Franklin, CT | Soft (29 PPM) |
| 06320 | New London, CT | Soft (29 PPM) |
| 06330 | Baltic, CT | Soft (31 PPM) |
| 06333 | East Lyme, CT | Soft (29 PPM) |
| 06334 | Bozrah, CT | Soft (29 PPM) |
| 06335 | Gales Ferry, CT | Soft (29 PPM) |
| 06336 | Gilman, CT | Soft (29 PPM) |
| 06339 | Ledyard, CT | Soft (29 PPM) |
| 06340 | Groton, CT | Soft (29 PPM) |
| 06351 | Jewett City, CT | Soft (29 PPM) |
| 06355 | Mystic, CT | Soft (29 PPM) |
| 06357 | Niantic, CT | Soft (29 PPM) |
| 06359 | North Stonington, CT | Soft (29 PPM) |
| 06360 | Norwich, CT | Soft (29 PPM) |
| 06365 | Preston, CT | Soft (29 PPM) |
| 06370 | Oakdale, CT | Soft (29 PPM) |
| 06371 | Old Lyme, CT | Soft (29 PPM) |
| 06375 | Quaker Hill, CT | Soft (29 PPM) |
| 06376 | South Lyme, CT | Soft (29 PPM) |
| 06378 | Stonington, CT | Soft (29 PPM) |
| 06379 | Pawcatuck, CT | Soft (29 PPM) |
| 06380 | Taftville, CT | Soft (29 PPM) |
| 06382 | Uncasville, CT | Soft (29 PPM) |
| 06384 | Voluntown, CT | Soft (29 PPM) |
| 06385 | Waterford, CT | Soft (29 PPM) |
| 06415 | Colchester, CT | Soft (29 PPM) |
| 06420 | Salem, CT | Soft (29 PPM) |
How to Use This System Page
A public water system can serve multiple ZIP codes and cities. Use this page to inspect the source behind the hardness reading, then open the linked ZIP or city page for the local rollup.
If you are sizing treatment equipment, confirm your actual tap hardness with a home test or lab test before buying.