Is Lewisville, NC tap water safe?
The short answer
None of the 3 utilities serving Lewisville has a result above a legal limit or action level, or a health-based violation since 2016, in EPA’s and CDC’s records.
City of Winston - Salem, which serves the most people here, has nothing above a health goal in EPA’s and CDC’s records. That data covers what its report lists, not everything.
The water from City of Winston - Salem is soft, an average of 18 mg/L (1 grain per gallon). How it compares.
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 Lewisville’s ZIP codes, from EPA’s estimates.
- Open report
City of Winston - Salem
North Carolina · serves 391,900 people · about 6,100 in Lewisville
Nothing in its records is above a health goal. Hardness: soft, an average of 18 mg/L (1 grain per gallon).
No health-based violations since 2016
- Open report
City of King
North Carolina · serves 23,370 people · about 180 in Lewisville
1 result above the health goal. The worst: Lead at 3.4 ppb, above the health goal.
No health-based violations since 2016
- Open report
Davidson Water Inc
North Carolina · serves 154,307 people · about 120 in Lewisville
Nothing in its records is above a health goal.
No health-based violations since 2016
Water testing near Lewisville
The 3 labs North Carolina certifies closest to Lewisville, in a straight line. Call first: certification is test by test, and not every lab takes samples from homeowners.
EMSL Analytical, Inc.-Kernersville
Kernersville, NC · about 19 miles
Certified for asbestos
Specialty LLC
Greensboro, NC · about 26 miles
Certified for bacteria, nitrate, lead and copper, metals
Dentisafe, Inc.
Jamestown, NC · about 28 miles
Certified for bacteria
Which ZIP codes are in Lewisville: 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 Lewisville
Towns nearby with a page of their own.
What to do next
- Read City of Winston - Salem’s full reportEvery result with its dates, the violations, and the certification claim that handles each finding.Open the report
- Decide if you want a filter at allA filter for taste or chlorine is a preference, not a need. The standards say what each kind can do.NSF/ANSI standards, decoded
- On a private well?No utility tests a well. A certified lab test is the first step.How to test well water