Skip to main content
WaterVerge

Water quality report · updated Jul 2026

Is Vass, NC Tap Water Safe to Drink?

Graded C, with 48 unresolved violations on record. See what was cited — and what it means for your tap. What to do ↓

0 contaminants over a legal limit
0.0 ppb lead, 90th percentile · low
48 unresolved violations
2K people served by 5 water systems

PWSID NC0363114 · moderate data confidence · private utility

Reviewed by WaterVerge Editorial Team · Last updated July 2026
C 63.4 / 100

#266 of 400North Carolina cities
How we grade →

01The verdict: is Vass water safe?

Vass's drinking water has significant quality concerns based on EPA testing data. With a grade of C (63.4/100), the system has issues across multiple categories. A water filter is recommended for all residents. The city's 5 water systems serve approximately 2,287 residents using surface water (rivers, lakes, or reservoirs).

The concern

48 unresolved violations on record

EPA records show open compliance items for this system. Most are administrative, but unresolved items are worth watching.

See what was cited ↓
The good news

Lead is well under the limit

90th-percentile lead is 0.0 ppb — beneath the 15 ppb federal action level and under the 5 ppb watch threshold.

See the trend ↓
Keep watching

11 violations in the last five years

Recent compliance history is the best predictor of future problems — the year-by-year record is below.

See the record ↓

Vass's drinking water received a grade of C (63.4 out of 100), indicating fair water quality. The city's 5 water systems serve approximately 2,287 residents using purchased surface water.

Lead levels were measured at 0.0 ppb (90th percentile), well within EPA limits. This system has not yet been tested for PFAS under the EPA UCMR 5 program. The system has 158 violations on record, including 16 health-based violations. 48 remain unresolved.

Vass ranks #266 out of 400 cities in North Carolina for water quality, placing it below average in the state. The city draws from surface water sources, which are more susceptible to seasonal runoff and agricultural contamination, requiring extensive multi-barrier treatment including coagulation, filtration, and disinfection. As a small community water system, Vass may have fewer resources for advanced treatment technologies and infrastructure upgrades compared to larger utilities. The system has seen 11 violations in the past five years, suggesting a pattern of compliance challenges that residents should monitor closely.

How the 63.4/100 breaks down Methodology →
ViolationsHistorical violation record including health-based and monitoring violations.
17.4 / 45F
Lead & CopperLead at 0.0 ppb (90th percentile).
20 / 20A
ContaminantsPFAS + legacy contaminant analysis.
17 / 20B
ComplianceMonitoring and reporting compliance with EPA regulations.
5 / 10D
Source RiskWater source: Purchased surface water.
4 / 5B

02What's in Vass's water

Every contaminant flagged in Vass, on one shared scale: distance to its own legal limit. The red line is the limit — anything past it is out of compliance, and the closer a bar gets, the less headroom the system has.

1 detection · sorted by % of legal limit
Over the limit Elevated — watch Within limits
0 50% LEGAL LIMIT 150%
1 contaminant tested under EPA SDWIS, LCR and UCMR programs · 1 detected · not yet tested for PFAS under UCMR 5

Full contaminants report

Contaminant Detected Level EPA Limit Unit Category Status
Lead (90th percentile) 0.0 15 ppb Inorganic Safe
Data source: EPA SDWIS, UCMR 5, local utility CCR.

03Vass's ten-year track record

Each box is one year. A green check means no EPA violations; a numbered badge counts that year's violations — red if any were health-based, amber if they were monitoring or paperwork issues. The system has 158 violations on record, including 16 health-based violations. 48 remain unresolved.

3 of the last ten years were clean. The numbered years had EPA violations — red when any were health-based, amber when they were paperwork or missed-testing issues.

1 health-based in 10 yrs 16 monitoring & paperwork 15 still unresolved
UpdateWater quality data updatedLatest EPA compliance and testing data incorporated into Vass's water quality assessment. Grade: C (63.4/100).
Violation2 drinking water violations recordedContaminants: Revised Total Coliform Rule, Chlorine.Resolved
Violation2 drinking water violations recorded1 health-based. Contaminants: LEAD AND COPPER RULE REVISIONS.Open
Violation1 drinking water violation recordedContaminants: Consumer Confidence Rule.Open
DisasterHURRICANE IANFederal disaster declaration (FEMA DR-3586). Hurricane event — may have impacted local water infrastructure.
DisasterHURRICANE ISAIASFederal disaster declaration (FEMA DR-3534). Hurricane event — may have impacted local water infrastructure.
Lead, 90th percentileppb · lower is better
0204060EPA action level · 15 ppb1994 — 48 ppb2010 — 16 ppb2016 — 0 ppb2019 — 0 ppb2022 — 0 ppb2025 — 0 ppb4801994201620222025

Down 48 ppb since 1994. Latest reading: 0 ppb (2025) — 0% of the action level. Sampled at higher-risk homes (90th percentile).

04Where Vass's water comes from

Vass's drinking water comes primarily from surface water sources such as rivers, lakes, or reservoirs.

Source

Purchased Surface Water

Rivers, lakes, or reservoirs — more exposed to runoff, agriculture, and seasonal swings than groundwater.

Treatment

Wholesale supplier

Multi-barrier treatment: coagulation, sedimentation, filtration, and disinfection to meet EPA standards.

Distribution

5 systems

5 water systems, operated under private ownership.

Delivery

2,287 people

Residents served across Vass's service area.

Surface water systems require multi-stage treatment including coagulation, sedimentation, filtration, and disinfection to meet EPA Safe Drinking Water Act standards. These sources can be impacted by seasonal changes, stormwater runoff, upstream agriculture, and industrial discharge. The system is operated by private ownership and serves approximately 2,287 people through 5 water systems.

System namePWSIDPopulationSource
WOODLAKE WATER & SEWER INC NC0363114 2,287 Purchased Surface Water
MOORE CO PUBLIC UTIL-VASS NC0363045 1,862 Purchased Surface Water
MOORE CO PUBLIC UTIL-HYLAND SD NC0363103 340 Purchased Surface Water
SKYLINE ESTATES MH S/D NC0363138 170 Purchased Surface Water
MOORE CO PUBLIC UTIL-HIDDEN LAKES S/D NC5063024 165 Purchased Surface Water

Water bodies near Vass

Bond Lake · lake Coles Branch Reservoir · lake Hatchers Grove Reservoir · lake Page Lake · lake Sorrells Grove Reservoir · lake

As a surface-water system, these water bodies may directly influence Vass's drinking water supply.

05Pressure on Vass's watershed

Outside forces that shape what reaches the treatment plant. None of these is a verdict on the tap by itself — but each adds pressure worth knowing about.

Industrial discharge

Present — monitored

1 facility within 10 miles reported 0 lb released to surface water in the latest EPA Toxics Release Inventory. Proximity doesn't equal tap contamination — treatment and hydrology decide — but it's pressure on the watershed.

INGERSOLL RAND 0 lb · 9.7 mi

Flood & storm history

Recurring — declared disasters

7 federal disaster declarations on record for Wake County. Flooding and severe storms can overwhelm treatment plants, cause sewage overflows, and push runoff into supplies.

HURRICANE IAN Oct 2022 · DR-3586
HURRICANE ISAIAS Aug 2020 · DR-3534
HURRICANE DORIAN Sep 2019 · DR-3423

Drought

D3 — extreme drought

Moore County is in D3 (extreme drought) per the U.S. Drought Monitor (week of Jul 2026). Drought can raise disinfection-byproduct levels and taste/odor issues as utilities draw from lower reservoirs.

Current streak at D2+ severity23 wks
Weeks at D2+ in the last 5 years23 wks
Months in D2+ over the last 30 years29.1%

06How Vass compares

Scores for nearby North Carolina cities on one line, with the average marked.

Clemmons
86 · A-
Vass (this city)
63.4 · C
Durham
36.6 · F
Charlotte
36.5 · F
Greensboro
33.5 · F
Raleigh
30.7 · F

dashed line = North Carolina average (43/100)

Vass scores 63.4/100above the North Carolina average of 43/100. It outscores 8 of 10 nearby cities. Full North Carolina rankings →

Moore water quality rankings
Compare all cities in the county — grades, violations, and contaminant data side by side.

07What to do at home

Steps matched to what testing actually found in Vass's water — not generic advice.

Extra protection

A basic carbon filter still helps

Vass's water meets federal standards, but a simple carbon filter improves taste and adds a margin of safety against short-term issues.

Compare tested filters →
Know your report

Read your utility's annual report

Every utility must publish a yearly Consumer Confidence Report with its own testing results. It pairs well with the independent data on this page.

How to read a CCR →
Stay informed

Watch for Vass alerts

This area has a history of flood declarations — after severe weather, watch for boil-water advisories from the utility, and check the live alerts on this page.

All water alerts →

Frequently asked questions

Is Vass, NC tap water safe to drink?

Vass's water quality earned a grade of C (63.4/100). Some concerns have been identified. Consider a water filter for an extra layer of protection. The city ranks #266 out of 400 cities tested in North Carolina.

What contaminants are in Vass's water?

Lead was measured at 0.0 ppb (90th percentile). 158 violations are on record.

How is Vass's water quality grade calculated?

The grade is based on four factors: violation history (40%), lead and copper levels (25%), PFAS contamination (25%), and regulatory compliance (10%). The score is also adjusted based on how complete the available data is. See our methodology page for full details.

Do I need a water filter in Vass?

Based on current data, basic filtration should suffice for additional peace of mind.

Where does Vass's water come from?

Vass's water is sourced from Purchased surface water. The city has 5 water systems serving approximately 2,287 residents.

What health violations has Vass's water system had?

Vass has 16 health-based violations on record. The most recent violation was recorded in November 2024. Health-based violations mean the water exceeded EPA maximum contaminant levels (MCLs) for a regulated substance. 48 violations remain unresolved.

How does Vass's water compare to other cities?

Vass ranks #266 out of 400 cities in North Carolina (better than 34% of state cities) and #11576 out of 15382 cities nationally (25th percentile). The grade of C reflects the combined assessment of violation history, lead and copper levels, PFAS contamination, and regulatory compliance.

Share this reportHelp others learn about their water quality
WhatsAppXFacebookLinkedInEmail
About Vass, NC: Cary is a town in Wake, Chatham, and Durham counties in the U.S. state of North Carolina and is part of the Raleigh-Cary, NC Metropolitan Statistical Area. According to the 2020 census, its population was 174,721, making it the seventh-most populous municipality in North Carolina, and the 146th-most populous in the United States. In 2023, the town's population had increased to 180,010. Median household income $59,375 · median home value $231,733 · median age 29 · 71.4% homeowners · 24.1% college educated. Wikipedia → Service area: 1 ZIP code across Moore.
Show ZIP codes 28394
Sources: EPA SDWIS & ECHO · UCMR 3–5 · Lead & Copper Rule samples · EPA TRI · U.S. Drought Monitor · FEMA declarations. Data last updated Jul 2026. Analysis by the WaterVerge Editorial Team · methodology.