Skip to main content
WaterVerge

Water quality report · updated Jul 2026

Is Lyons Falls (V), NY Tap Water Safe to Drink?

Graded A, with 2 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
2 unresolved violations
850 people served by 1 water system

PWSID NY2402366 · moderate data confidence · local government utility

Reviewed by WaterVerge Editorial Team · Last updated July 2026
A 93.3 / 100

#104 of 810New York cities
How we grade →

01The verdict: is Lyons Falls (V) water safe?

Lyons Falls (V)'s tap water meets most EPA standards but has areas that warrant attention. With a grade of A (93.3/100), some contaminant levels or compliance issues suggest that residents may benefit from additional filtration. The city's 1 water system serves approximately 850 residents using groundwater (wells).

The concern

2 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

A flood-prone service area

7 federal disaster declarations on record. After severe weather, watch for boil-water advisories.

See the risk factors ↓

Lyons Falls (V)'s drinking water received a grade of A (93.3 out of 100), indicating excellent water quality. The city's 1 water system serves approximately 850 residents using groundwater.

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 16 violations on record, including 5 health-based violations. 2 remain unresolved.

Lyons Falls (V) ranks #104 out of 810 cities in New York for water quality, placing it above average in the state. Lyons Falls (V) relies on groundwater, which is generally less vulnerable to surface contamination but can be affected by naturally occurring minerals like arsenic and nitrate, as well as agricultural and industrial runoff. As a small community water system, Lyons Falls (V) may have fewer resources for advanced treatment technologies and infrastructure upgrades compared to larger utilities.

How the 93.3/100 breaks down Methodology →
ViolationsHistorical violation record including health-based and monitoring violations.
43.3 / 45A
Lead & CopperLead at 0.0 ppb (90th percentile).
20 / 20A
ContaminantsPFAS + legacy contaminant analysis.
17 / 20B
ComplianceMonitoring and reporting compliance with EPA regulations.
8 / 10B
Source RiskWater source: Groundwater.
5 / 5A

02What's in Lyons Falls (V)'s water

Every contaminant flagged in Lyons Falls (V), 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.

03Lyons Falls (V)'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 16 violations on record, including 5 health-based violations. 2 remain unresolved.

All ten of the last ten years were clean — no EPA violations recorded for Lyons Falls (V).

UpdateWater quality data updatedLatest EPA compliance and testing data incorporated into Lyons Falls (V)'s water quality assessment. Grade: A (93.3/100).
DisasterSEVERE STORM, TORNADOES, AND FLOODINGFederal disaster declaration (FEMA DR-4814). Flood event — may have impacted local water infrastructure.
DisasterREMNANTS OF TROPICAL STORM FREDFederal disaster declaration (FEMA DR-4625). Hurricane event — may have impacted local water infrastructure.
Violation2 drinking water violations recordedContaminants: TTHM, Total Haloacetic Acids (HAA5).Resolved
Violation4 drinking water violations recorded4 health-based. Contaminants: Surface Water Treatment Rule.Resolved
Violation1 drinking water violation recorded1 health-based. Contaminants: Surface Water Treatment Rule.Open
Lead, 90th percentileppb · lower is better
05101520EPA action level · 15 ppb1993 — 12 ppb2003 — 4.4 ppb2005 — 1.8 ppb2008 — 1.7 ppb2014 — 0.50 ppb2017 — 1 ppb2020 — 0 ppb2023 — 0 ppb12019932005201420202023

Down 12 ppb since 1993. Latest reading: 0 ppb (2023) — 0% of the action level. Sampled at higher-risk homes (90th percentile).

04Where Lyons Falls (V)'s water comes from

Lyons Falls (V)'s drinking water is drawn from underground aquifers through wells.

Source

Groundwater

Underground aquifers reached by wells — naturally filtered, but can carry minerals like arsenic and nitrate.

Treatment

Local treatment

Groundwater generally needs less treatment — typically disinfection and, where needed, mineral removal.

Distribution

1 system

1 water system, operated under local government ownership.

Delivery

850 people

Residents served across Lyons Falls (V)'s service area.

Groundwater is naturally filtered through rock and soil layers, generally requiring less treatment than surface water. However, it can contain naturally occurring contaminants like arsenic, radon, and minerals. Agricultural activity, septic systems, and industrial operations near well fields can introduce nitrates, pesticides, and volatile organic compounds. The system is operated by local government ownership and serves approximately 850 people through 1 water system.

System namePWSIDPopulationSource
LYONS FALLS VILLAGE NY2402366 850 Groundwater

Water bodies near Lyons Falls (V)

Black River · river Independence River · river

These water bodies shape the regional watershed and can indirectly affect groundwater quality.

05Pressure on Lyons Falls (V)'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.

Flood & storm history

Recurring — declared disasters

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

SEVERE STORM, TORNADOES, AND FLOODING Aug 2024 · DR-4814
REMNANTS OF TROPICAL STORM FRED Oct 2021 · DR-4625
HURRICANE SANDY Oct 2012 · DR-3351

06How Lyons Falls (V) compares

Scores for nearby New York cities on one line, with the average marked.

Lyons Falls (V) (this city)
93.3 · A
New York (C)
89 · A-
Smithtown (T)
84.8 · B+
Islip (T)
71.8 · B-

dashed line = New York average (78/100)

Lyons Falls (V) scores 93.3/100above the New York average of 78/100. It outscores 10 of 10 nearby cities. Full New York rankings →

Lewis 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 Lyons Falls (V)'s water — not generic advice.

Extra protection

A basic carbon filter still helps

Lyons Falls (V)'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 Lyons Falls (V) 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 Lyons Falls (V), NY tap water safe to drink?

Lyons Falls (V)'s water quality earned a grade of A (93.3/100). The water generally meets EPA standards and is considered safe for consumption. The city ranks #104 out of 810 cities tested in New York.

What contaminants are in Lyons Falls (V)'s water?

Lead was measured at 0.0 ppb (90th percentile). 16 violations are on record.

How is Lyons Falls (V)'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 Lyons Falls (V)?

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

Where does Lyons Falls (V)'s water come from?

Lyons Falls (V)'s water is sourced from Groundwater. The city has 1 water system serving approximately 850 residents.

What health violations has Lyons Falls (V)'s water system had?

Lyons Falls (V) has 5 health-based violations on record. The most recent violation was recorded in July 2012. Health-based violations mean the water exceeded EPA maximum contaminant levels (MCLs) for a regulated substance. 2 violations remain unresolved.

Is Lyons Falls (V)'s groundwater at risk of contamination?

Lyons Falls (V) uses groundwater, which can be affected by naturally occurring contaminants like arsenic, radon, and nitrate, as well as agricultural runoff and industrial activity. The system has 16 violations on record that may relate to groundwater quality. Groundwater systems are generally less susceptible to surface contamination but should be monitored for emerging contaminants like PFAS.

How does Lyons Falls (V)'s water compare to other cities?

Lyons Falls (V) ranks #104 out of 810 cities in New York (better than 87% of state cities) and #893 out of 15382 cities nationally (94th percentile). The grade of A reflects the combined assessment of violation history, lead and copper levels, PFAS contamination, and regulatory compliance.

Does Lyons Falls (V)'s small water system affect quality?

Lyons Falls (V)'s system serves approximately 850 residents. Small community water systems (under 3,300 people) may have fewer financial resources for infrastructure upgrades and advanced treatment technologies. However, they are held to the same EPA drinking water standards as larger systems. This system has 16 violations on record.

Share this reportHelp others learn about their water quality
WhatsAppXFacebookLinkedInEmail
About Lyons Falls (V), NY: Lyons Falls is a village in Lewis County, New York, United States. As of the 2020 census, Lyons Falls had a population of 570. The village is on the border of the towns of West Turin and Lyonsdale. It is at the junction of state Routes 12 and 12D, approximately 14 miles (23 km) south of Lowville, the county seat. Median household income $55,859 · median home value $95,001 · median age 46 · 82.5% homeowners · 19.9% college educated. Wikipedia → 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.