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Tap water and drinking water quality in Raleigh, NC
WATER QUALITY REPORT

Is Raleigh Tap Water Safe? (2026)

Reviewed by Joe Letorney, 30-year water treatment expert · Former WQA Certified Water Treatment Specialist (CWS), Level VI

See best water filters for lead removal and what filters remove PFAS.

Serving 470K residents via City of Raleigh Public Public water systems · Raleigh, NC drinking water is supplied by City of Raleigh Public Public water systems. EPA and public water system monitoring commonly focus on issues such as GenX and PFAS, Trihalomethanes, Agricultural runoff. Neighborhood water age varies with dead-end mains, fire-flow loops, and construction-related reroutes—small changes that can nudge taste, color, and DBP numbers at the tap. Use the ZIP tool to align this overview with the contaminant list and violation history for the exact PWSID serving your meter.

Check water hardness in Raleigh

GenX and PFASTrihalomethanesAgricultural runoff
66/ 88
WATERCHECKUP SAFETY SCORE
Grade: C
Concerning

WaterCheckup Safety Score — an independent index from EPA public data and our formula. Not your utility’s official water quality rating, an EPA compliance grade, or a test of water at your tap. How we score →

Same score for your ZIP — look up your ZIP for the full contaminant report
GENERALLY OK
Based on water safety score
WHAT YOU SHOULD KNOW ABOUT RALEIGH WATER

Raleigh water currently shows no major violations in EPA monitoring data. That said, your home's internal plumbing can add lead or other contaminants after water leaves the treatment plant — especially in homes built before 1986.

GenX and PFAS
Trihalomethanes
Agricultural runoff
Public water systems in North Carolina
23,633
EPA PWSID (this report)
NC0392010
TTHMs (utility avg.)
21.7 ppb
HAA5 (utility avg.)
15.7 ppb
PFAS compounds (UCMR5)
5
LEGAL DOES NOT ALWAYS MEAN SAFE

Raleighwater may meet federal EPA limits while still showing contaminants above independent health guidelines (EWG, state advisories). EPA MCLs are often set on treatment feasibility — not a "zero risk" threshold. Compare levels below to health guidelines and state/U.S. utility averages, then see which filter technologies address your profile.

CONTAMINANTS IN RALEIGH WATER

EPA UCMR5 PFAS plus utility/EWG averages from our contaminant bundle. Run a ZIP report for live SDWIS samples at your address.

PFOS
5.6 ppt (EPA limit 4 ppt)High concern

PFAS (“forever chemicals”) persist in the body. NSF 58 reverse osmosis or NSF P473-certified filters remove PFAS at the tap — standard pitchers do not.

Removes with: RO

Chlorate
230.6 ppbLower concern
This utility
231
U.S. avg
161
State avg
172

Can impair thyroid function — most concerning during pregnancy and childhood.

Removes with: RO · Carbon

Bromide
35.8 ppbLower concern
This utility
35.8
U.S. avg
75.6
State avg
62.6

EWG Tap Water Atlas utility average (2021–2023) · U.S. utility avg (EWG Atlas sample): 75.61 ppb · NC utility avg: 62.60 ppb

Removes with: RO · Carbon

Total Trihalomethanes (TTHMs)
21.7 ppb (EPA limit 80 ppb)144.7× health guidelineLower concern
This utility
21.7
U.S. avg
31.0
State avg
37.1

EWG health guideline: 0.15 ppb

EWG Tap Water Atlas utility average (2021–2023) · U.S. utility avg (EWG Atlas sample): 30.97 ppb · NC utility avg: 37.09 ppb

Removes with: RO · Carbon

Haloacetic Acids (HAA9)
19.9 ppbLower concern
This utility
19.9
U.S. avg
23.6
State avg
35.0

EWG Tap Water Atlas utility average (2021–2023) · U.S. utility avg (EWG Atlas sample): 23.64 ppb · NC utility avg: 34.97 ppb

Removes with: RO · Carbon

Haloacetic Acids (HAA5)
15.7 ppb (EPA limit 60 ppb)261.7× health guidelineLower concern
This utility
15.7
U.S. avg
21.6
State avg
23.0

EWG health guideline: 0.06 ppb (HAA5)

EWG Tap Water Atlas utility average (2021–2023) · U.S. utility avg (EWG Atlas sample): 21.57 ppb · NC utility avg: 23.04 ppb

Removes with: RO · Carbon

Chloroform
14.5 ppbLower concern
This utility
14.5
U.S. avg
17.8
State avg
23.2

EWG Tap Water Atlas utility average (2021–2023) · U.S. utility avg (EWG Atlas sample): 17.82 ppb · NC utility avg: 23.21 ppb

Removes with: RO · Carbon

Dichloroacetic Acid
11.4 ppb57× health guidelineLower concern
This utility
11.4
U.S. avg
8.88
State avg
12.6

EWG health guideline: 0.2 ppb

Disinfection byproduct linked to bladder cancer and possible reproductive effects.

Removes with: RO · Carbon

PFBA
9 pptLower concern

PFAS (“forever chemicals”) persist in the body. NSF 58 reverse osmosis or NSF P473-certified filters remove PFAS at the tap — standard pitchers do not.

Removes with: RO · Carbon

Bromodichloromethane
5.23 ppb87.2× health guidelineLower concern
This utility
5.23
U.S. avg
6.47
State avg
8.12

EWG health guideline: 0.06 ppb

THM component linked to cancer and reproductive harm with long-term exposure.

Removes with: RO · Carbon

PFPeA
4.3 pptLower concern

PFAS (“forever chemicals”) persist in the body. NSF 58 reverse osmosis or NSF P473-certified filters remove PFAS at the tap — standard pitchers do not.

Removes with: RO · Carbon

PFHxA
4.2 pptLower concern

PFAS (“forever chemicals”) persist in the body. NSF 58 reverse osmosis or NSF P473-certified filters remove PFAS at the tap — standard pitchers do not.

Removes with: RO · Carbon

Trichloroacetic Acid
3.9 ppb9.8× health guidelineLower concern
This utility
3.90
U.S. avg
7.02
State avg
8.34

EWG health guideline: 0.4 ppb

Disinfection byproduct linked to bladder cancer and developmental effects at high exposure.

Removes with: RO · Carbon

Perfluorobutanoic Acid (PFBA)
3.89 pptLower concern
This utility
3.89
U.S. avg
3.38
State avg
4.57

EWG Tap Water Atlas utility average (2021–2023) · U.S. utility avg (EWG Atlas sample): 3.38 ppt · NC utility avg: 4.57 ppt

Removes with: RO

PFBS
3.3 pptLower concern

PFAS (“forever chemicals”) persist in the body. NSF 58 reverse osmosis or NSF P473-certified filters remove PFAS at the tap — standard pitchers do not.

Removes with: RO · Carbon

Dibromochloromethane
2.02 ppb20.2× health guidelineLower concern
This utility
2.02
U.S. avg
4.14
State avg
4.37

EWG health guideline: 0.1 ppb

THM component linked to cancer and harm to fetal development.

Removes with: RO · Carbon

Perfluorobutane sulfonate (PFBS)
1.84 pptLower concern
This utility
1.84
U.S. avg
1.89
State avg
2.56

EWG Tap Water Atlas utility average (2021–2023) · U.S. utility avg (EWG Atlas sample): 1.89 ppt · NC utility avg: 2.56 ppt

Removes with: RO

Perfluorooctane sulfonate (PFOS)
1.5 ppt (EPA limit 4 ppt)Lower concern
This utility
1.50
U.S. avg
3.32
State avg
6.76

EWG Tap Water Atlas utility average (2021–2023) · U.S. utility avg (EWG Atlas sample): 3.32 ppt · NC utility avg: 6.76 ppt

Removes with: RO

U.S. and state averages from EWG Tap Water Atlas utilities in our database. For your exact tap, use a ZIP report — home plumbing can differ from utility averages.

1

Like Charlotte, Raleigh sits in North Carolina's PFAS contamination zone from industrial sources.

2

Multiple PFAS compounds have been detected in Wake County water systems.

3

Raleigh water has logged THM violations -- disinfection byproducts linked to cancer.

4

Certified RO filtration is the recommended solution for the full PFAS profile.

PFAS TESTING DATA — EPA UCMR5
Testing period 2023–2025 · Last updated Q1 2026
🚨
VIOLATIONS DETECTED
Max detected: 9 ppt · 5 compounds found · 1 EPA MCL violation
Compound
Level (ppt)
EPA MCL
Health Limit
PFBA
9.0
✓ Within
PFOSregulated
5.6
❌ >4 ppt
❌ Exceeds
PFPeA
4.3
✓ Within
PFHxA
4.2
✓ Within
PFBS
3.3
✓ Within

Source: EPA UCMR5 national monitoring dataset · Testing period 2023–2025 · MCL = Maximum Contaminant Level (legally enforceable limit) · Health limit = EPA health advisory threshold

🔔 Get alerts if Raleigh's water data changes:
WHICH FILTER TECHNOLOGY WORKS FOR RALEIGH?

Reference matrix — not specific brands. NSF-certified carbon blocks, reverse osmosis (NSF 58), and ion-exchange softeners address different contaminants. Product picks below match this profile.

Contaminant
Carbon
RO
Ion exch.
PFOS
Total Trihalomethanes (TTHMs)
Haloacetic Acids (HAA5)
Dichloroacetic Acid
Bromodichloromethane
Trichloroacetic Acid
Dibromochloromethane
TEST YOUR TAP OR FILTER NOW?

Raleighutility data is a strong baseline — but lead often comes from your home's pipes, and PFAS can vary by neighborhood. Choose certified lab testing for certainty, or skip straight to NSF-certified filters matched to this profile.

STEP 1 · VERIFY AT YOUR FAUCET
Test before you buy a $300+ filter

SimpleLab Tap Score mail-in panels test PFAS, lead, nitrates, bacteria, and 100+ contaminants at your kitchen tap. Results in about a week — then pick filtration with real numbers, not guesses.

Tap Score City Test — from $89 →

Accredited labs · Best if you have old plumbing, pregnancy, or want proof before installing RO

STEP 2 · FIX IT NOW
Ready to filter based on this report?

Get NSF 58 / NSF 53 picks matched to Raleigh's PFAS, lead, and disinfection byproduct profile — reviewed by a 30-year water treatment expert.

Take the 3-question filter quiz →

Best when contaminants are already flagged above and you want the right RO or pitcher today

Clean water splash — certified water filter recommendations
WHAT TO DO ABOUT IT

Based on Raleigh's water profile above, here's the exact system we recommend — and why it's right for this water supply specifically.

Clean water splash — certified water filter recommendations

Certified Filter Recommendations

Matched to what's actually in your water

TOP PICKS FOR RALEIGH
Contaminants detected in local water
#1
Aquasana SmartFlow RO
MOST CERTIFIED
Aquasana  ·  ~$449
WQA Gold Seal + NSF 42/53/58/401. Most certifications of any under-sink RO. Removes 90+ contaminants.
WHY THIS FOR RALEIGH · Chosen for Raleigh because PFAS was detected at 9 ppt in EPA UCMR5 monitoring — above the 4 ppt federal limit. Reverse osmosis removes 99%+ of PFAS compounds and is the only reliably certified technology for this.
#2
AquaTru Under-Sink RO
EASIEST FILTER CHANGE
AquaTru  ·  ~$375
NSF 42/53/58 certified. Quick-change filters, no tools. Compact tankless design, 4-stage filtration.
Not sure which filter is right for you? Take the 3-question quiz →
WATER SYSTEM -- EPA SDWIS
System Name
City of Raleigh Public Public water systems
EPA PWSID
NC0392010
Population Served
470K
State
NC

FREQUENTLY ASKED QUESTIONS

Is Raleigh, NC tap water safe to drink?

Yes. Raleigh Water consistently reports compliance with all state and federal drinking water standards, and its treatment plants have earned the NC Division of Water Resources' Area Wide Optimization Award, including a 'Gold Star' honor for 10+ consecutive years of exceeding standards. Raleigh's water even placed third in an international 'Best of the Best' water taste competition.

Where does Raleigh get its drinking water?

Raleigh sources its water from two surface reservoirs: Falls Lake and Lake Benson, both part of the Neuse River Basin. Because the source is surface water rather than groundwater, it's more exposed to agricultural runoff and other surface contaminants, which is why the city runs an active watershed protection program funded through customer water bills.

Is there lead in Raleigh's water?

Raleigh's treated water itself is monitored for lead, but as with most older cities, the bigger risk is lead entering water through aging service lines or lead solder in homes built before the 1986 nationwide ban. If your home is older, a certified NSF/ANSI 53 filter or a lead test is a reasonable precaution.

Does Raleigh have PFAS in its water?

Raleigh's water quality has been analyzed for PFAS along with other contaminants like disinfection byproducts (DBPs) and chromium-6, some of which have been found in independent testing even though the water remains in compliance with current federal legal limits — a distinction worth understanding rather than ignoring.

Does Raleigh have hard or soft water?

Raleigh's water is generally on the moderate side compared to groundwater-sourced cities, since it comes from surface reservoirs rather than mineral-rich aquifers. Some independent reviews have flagged overall water quality concerns despite the city meeting EPA compliance, so households sensitive to taste or hardness may still want to test their specific tap.

LEAD SERVICE LINE RISK
Does your street have lead pipes?

As of October 2024, all US public water systems must publish a public inventory of their lead service lines — the pipes connecting the water main to your home. Even if your public water system water tests clean at the treatment plant, lead can leach from these pipes into your tap. Homes built before 1986 are most at risk.

EPA Official Service Line Inventory →
Federal LCRR inventory data for City of Raleigh Public Public water systems · PWSID NC0392010
💡 Homes built before 1986 may have lead solder or service lines. A filter certified NSF/ANSI 53 removes lead at the tap regardless of pipe material.
STAY INFORMED
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Check your specific address

City-wide data is just the start. Enter your ZIP to see your exact water system's EPA report, PFAS levels, and violation history — then get the right filter for your home.

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RELATED GUIDES

PFAS
Is PFAS in My Tap Water?
Lead
Best Filters for Lead Removal
Filters
What Filter Removes PFAS?
EPA
What Does an EPA Violation Mean?
Filters
Reverse Osmosis: Pros & Cons
Health
Tap Water Safety During Pregnancy
RANKINGS
Worst Water Systems in the US

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Reviewed by Joe Letorney, 30-year water treatment expert · Former WQA Certified Water Treatment Specialist (CWS), Level VI