Nexton
Nexton is served by Summerville CPW via Lake Moultrie. At 5.5 to 7.2 grains per gallon, hardness is the primary aesthetic concern for newer homes with garage-accessible shutoffs.
Your utility
Nexton homes are served by Summerville CPW, which sources water from Lake Moultrie via Santee Cooper. Published hardness ranges from 5.5 to 7.2 grains per gallon, classified as moderately hard. Five PFAS compounds have been detected, with PFUnA at 1,183 times the EWG health advisory level.
Source: Summerville CPW Consumer Confidence Report, EWG Tap Water Database
Water utility
Summerville CPW
Source: Lake Moultrie via Santee Cooper
Hardness
5.5-7.2 gpg (moderately hard)
Disinfectant
Chloramine
Municipality
Summerville (Berkeley County)
PFAS status
PFUnA at 1,183x EWG level
Five PFAS compounds detected in Summerville CPW water. PFUnA measured at 1,183 times the EWG health advisory level. CPW has begun a $96 million remediation project with completion targeted for 2029 to 2031.
The forever-chemicals data
Five PFAS compounds detected in Summerville CPW water. PFUnA measured at 1,183 times the EWG health advisory level. CPW has begun a $96 million remediation project with completion targeted for 2029 to 2031.
| Compound | Status | EWG multiplier |
|---|---|---|
| PFUnA | Detected | 1,183x |
| PFOS | Detected | Above EWG advisory |
| PFOA | Detected | Above EWG advisory |
| PFHxS | Detected | Above EWG advisory |
| PFBS | Detected | Above EWG advisory |
Source: EWG Tap Water Database for Summerville CPW. CPW has begun a $96 million remediation project with completion targeted for 2029 to 2031.
Lowcountry water service area
Nexton sits inside a patchwork of Lowcountry water utilities, each with its own source, hardness and disinfection chemistry. The Nexton marker is highlighted; click any other marker to see its utility, hardness, and water page.
What Nexton is asking
Yes. Nexton is served by Summerville CPW, which delivers water at approximately 5.5 to 7.2 grains per gallon. That is classified as moderately hard. Most Nexton homeowners notice spotting on dishes, dry skin after showering, and scale buildup on fixtures within the first year of moving in.
Five PFAS compounds have been detected in the Summerville CPW water supply that serves Nexton. PFUnA was measured at 1,183 times the EWG health advisory level. CPW has a $96 million remediation project underway with completion targeted for 2029 to 2031. In the interim, CPW recommends home filtration.
Pristine Water Networks installs whole-home Puronics water conditioning systems throughout Nexton. We offer a free 45-minute in-home water test where a Pristine-certified technician tests your tap water on your counter and walks you through the results. No obligation.
Nexton is served by Summerville Commissioners of Public Works (CPW), which sources water from Lake Moultrie via Santee Cooper. CPW uses chloramine as its secondary disinfectant (minimizes TTHM and HAA9 formation vs. free chlorine).
The water in Nexton is approximately 5.5 to 7.2 grains per gallon, which is classified as moderately hard. That is the hardness delivered by Summerville CPW, the utility that serves Nexton. For comparison, South Carolina statewide average is 8.1 grains per gallon and national average is 13.
Nexton tap water is Summerville CPW water sourced from Lake Moultrie via Santee Cooper. It carries approximately 5.5 to 7.2 grains per gallon hardness, chloramine as the disinfectant, and five PFAS compounds detected by EWG, including PFUnA at approximately 1,183 times the EWG health advisory level. CPW is executing a $96 million PFAS removal project.
It depends on how your home feels. At 5.5 to 7.2 grains per gallon, hardness is in the moderately hard range, which is where most homeowners start to notice spotting on dishes, scale on fixtures, and filmy residue on skin after showering. A free in-home water test will confirm your exact hardness reading and tell you whether a conditioning system is worth the math for your home.
Nexton tap water meets federal EPA drinking water standards, which is what legally safe means. However, EWG testing of the Summerville CPW data identified 11 compounds above EWG health guidelines, including trihalomethanes and five PFAS compounds. EWG guidelines are stricter than federal MCLs. Your water is legal to drink and flags for stricter health guidelines; a free in-home test gives you the current picture.
Your neighbor, doing the work
“I’ve tested water in Nexton homes up and down these streets. If your water tests fine, I’ll tell you.”
Jarred Guidelli · Founder, Pristine Water Networks
Summerville, SC · SC-licensed partner plumber · Authorized Puronics dealer
Free in-home water test
45 minutes. On your counter. No pressure. If your water tests fine, we will tell you.
