Is Harrisburg, NC tap water safe?
The short answer
3 of the 12 utilities serving Harrisburg have a result above a legal limit or action level, or a health-based violation since 2016, in EPA’s and CDC’s records: Town of Harrisburg, Rocky River Plantation S/D and Stones Throw MHP.
Town of Harrisburg, which serves the most people here, has 1 result above the legal limit and 1 result above EPA’s new limit, which takes effect in 2029. The worst: Total trihalomethanes (TTHM) at 61.9 ppb, above the legal limit.
A town can be served by more than one utility, and some homes are on private wells. The name on your water bill tells you which is yours, and your ZIP code narrows it down. They are listed by how many people each serves in Harrisburg’s ZIP codes, from EPA’s estimates.
- Open report
Town of Harrisburg
North Carolina · serves 20,549 people · about 5,500 in Harrisburg
1 result above the legal limit and 1 result above EPA’s new limit, which takes effect in 2029. The worst: Total trihalomethanes (TTHM) at 61.9 ppb, above the legal limit.
3 health-based violations since 2016
- Open report
Charlotte Water
North Carolina · serves 1.2 million people · about 1,200 in Harrisburg
Nothing in its records is above a health goal. Hardness: soft, an average of 32 mg/L (1.9 grains per gallon).
No health-based violations since 2016
- Open report
Stallings Glen S/D
North Carolina · serves 544 people · nearly all in Harrisburg
Nothing in its records is above a health goal.
No health-based violations since 2016
- Open report
Rocky River Plantation S/D
North Carolina · serves 300 people · about 270 in Harrisburg
2 results above the health goal. The worst: Lead at 2.0 ppb, above the health goal.
4 health-based violations since 2016
- Open report
Middleton S/D
North Carolina · serves 218 people · nearly all in Harrisburg
Nothing in its records is above a health goal.
No health-based violations since 2016
- Open report
Oak Estates S/D
North Carolina · serves 259 people · about 200 in Harrisburg
Nothing in its records is above a health goal.
No health-based violations since 2016
- Open report
Weatherstone S/D
North Carolina · serves 120 people · nearly all in Harrisburg
Nothing in its records is above a health goal.
No health-based violations since 2016
- Open report
Bradfield Farms S/D
North Carolina · serves 3,015 people · under 100 in Harrisburg
Nothing in its records is above a health goal.
No health-based violations since 2016
- Open report
Silver Maples Estates MHP
North Carolina · serves 463 people · lists Harrisburg among the places it serves
Nothing in its records is above a health goal.
No health-based violations since 2016
- Open report
Stones Throw MHP
North Carolina · serves 183 people · lists Harrisburg among the places it serves
Nothing in its records is above a health goal.
1 health-based violation since 2016
2 more utilities in Harrisburg
By EPA’s estimate, each serves fewer people in Harrisburg than those above.
- Brookdale Developmentserves 81 people · lists Harrisburg among the places it serves · no health-based violations since 2016
- McMillian Acres S/Dserves 71 people · lists Harrisburg among the places it serves · no health-based violations since 2016
What handles it
Each of these is certified, on a certifier’s listing, for a result above a line in Town of Harrisburg’s water, which serves the most people here. Another utility’s report names what handles its own results.
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Aquasana Clean Water Machine (AQ-CWM2)
Countertop
- WQA listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 9, 2026
Certified for: Total trihalomethanes (TTHM), PFOS
Ninja HydraSense Countertop Water Filtration System (WF1001)
Countertop
- IAPMO listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 9, 2026
Certified for: Total trihalomethanes (TTHM), PFOS
PUR PLUS Faucet Filtration System, Horizontal (PFM400H)
Faucet mount
- NSF listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 16, 2026
- WQA listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 16, 2026
- IAPMO listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 16, 2026
Certified for: Total trihalomethanes (TTHM), PFOS
Water testing near Harrisburg
The 3 labs North Carolina certifies closest to Harrisburg, in a straight line. Call first: certification is test by test, and not every lab takes samples from homeowners.
K & W Laboratories, LLC
Midland, NC · about 9 miles
Certified for bacteria, nitrate, lead and copper, metals, minerals and other inorganics
Chem-Bac Labs, Inc.
Charlotte, NC · about 14 miles
Certified for bacteria
Pace Analytical Services- Huntersville NC
Huntersville, NC · about 14 miles
Certified for bacteria, organic chemicals, disinfection byproducts
Which ZIP codes are in Harrisburg: Census 2020 relationship files. Which utilities serve them, and how many people: EPA SDWIS and EPA’s service area map. Each utility’s results: EPA UCMR 5, EPA SDWIS, and EPA’s and the state’s compliance monitoring, as its report lists them. How they are measured: methodology. Certified labs: North Carolina State Laboratory of Public Health, certified drinking water laboratories; distances from the Census 2020 ZIP code tabulation area gazetteer.
Near Harrisburg
Other towns in Cabarrus County with a page of their own.
What to do next
- Read Town of Harrisburg’s full reportEvery result with its dates, the violations, and the certification claim that handles each finding.Open the report
- About Total trihalomethanes (TTHM)What it does to health, where it comes from, and the certification claim that addresses it.About Total trihalomethanes (TTHM)
- On a private well?No utility tests a well. A certified lab test is the first step.How to test well water