WaterVerge

Is Carroll (T), 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 next ↓

3K residents served 2 water systems PWSID: NY0600365
Overall Score
90.9 / 100
Violations
2 active
Last Updated
May 2026
Source
Groundwater
#192 of 855 in New York Top 13% nationally
Local Government
Moderate data confidence
Reviewed by WaterVerge Editorial Team · Last updated May 2026
AGRADE
Water Quality Grade
90.9/100
waterverge.com
A 90.9/100

Carroll (T), NY — Water Quality Report

Carroll (T)'s drinking water received a grade of A (90.9 out of 100), indicating excellent water quality. The city's 2 water systems serve approximately 2,800 residents using groundwater.

Lead levels were measured at 2.5 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 7 violations on record, including 3 health-based violations. 2 remain unresolved.

Data last updated: May 2026 · Source: EPA SDWIS, UCMR 5
Analysis

What to know about Carroll (T)'s water

Carroll (T) ranks #192 out of 855 cities in New York for water quality, placing it above average in the state.

Carroll (T) 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, Carroll (T) may have fewer resources for advanced treatment technologies and infrastructure upgrades compared to larger utilities.

Quality Breakdown

Water quality score

See methodology →
90.9 out of 100 Grade A
A: 90-100
B: 74-89
C: 60-73
F: <50
How is this calculated?
Violations
43.9/45
A
Historical violation record including health-based and monitoring violations.
Lead & Copper
20/20
A
Lead at 2.5 ppb (90th percentile).
Contaminants
17/20
B
PFAS + legacy contaminant analysis.
Compliance
5/10
D
Monitoring and reporting compliance with EPA regulations.
Source Risk
5/5
A
Water source: Groundwater.
Water Safety

Is Carroll (T), NY water safe to drink?

Use Caution

Carroll (T)'s tap water meets most EPA standards but has areas that warrant attention. With a grade of A (90.9/100), some contaminant levels or compliance issues suggest that residents may benefit from additional filtration. The city's 2 water systems serve approximately 2,800 residents using groundwater (wells).

2
Active Violations
2.5 ppb
Lead (90th %ile)
4 events
Disaster History

Recent water quality updates for Carroll (T)

A timeline of significant water quality events, violations, and data updates.

Update
Water quality data updated

Latest EPA compliance and testing data incorporated into Carroll (T)'s water quality assessment. Grade: A (90.9/100).

Disaster
SEVERE STORMS AND FLOODING

Federal disaster declaration (FEMA DR-4129). Flood event — may have impacted local water infrastructure.

Disaster
HURRICANE SANDY

Federal disaster declaration (FEMA DR-3351). Hurricane event — may have impacted local water infrastructure.

Violation
1 drinking water violation recorded

Contaminants: Radium-228.

Violation
1 drinking water violation recorded

Contaminants: Radium-228.

Violation
1 drinking water violation recorded

1 health-based. Contaminants: Coliform (TCR).

Key contaminant findings

Based on the most recent EPA sampling data for Carroll (T)'s water supply.

Lead Within Limits
Detected: 2.5 ppb Limit: 15 ppb (EPA Action Level)

Well within EPA limits.

Violation history

Carroll (T)'s water system has 7 total violations on record, including 3 health-based violations. 2 remain unresolved.

MRMCL
Most recent violations:
Oct 2008 Radium-228 Resolved
Jan 2008 Radium-228 Resolved
Mar 1994 Coliform (TCR) Resolved
May 1993 Coliform (TCR) Resolved
May 1993 Coliform (TCR) Resolved

Flood & environmental risk

Chautauqua County has experienced 4 federally declared disasters since 1972. Flooding and severe storms can overwhelm water treatment plants, cause sewage overflows, and introduce agricultural runoff, bacteria, and sediment into drinking water supplies. Local water sources include Chadakoin River, Conewango Creek At Russell.

SEVERE STORMS AND FLOODING
Flood FEMA DR-4129
HURRICANE SANDY
Hurricane FEMA DR-3351
HURRICANE KATRINA EVACUATION
Hurricane FEMA DR-3262

Where does Carroll (T)'s water come from?

Carroll (T)'s drinking water comes from groundwater (wells), supplied by 2 water systems serving approximately 2,800 people. Groundwater is generally less susceptible to surface contamination but can contain naturally occurring contaminants like arsenic, radon, and nitrate. Nearby water bodies include Chadakoin River (river), Conewango Creek At Russell (river).

What Carroll (T) residents can do

Request your utility's CCR

Your water utility is required to publish an annual Consumer Confidence Report (CCR) with detailed testing results. Ask for the latest copy or check your utility's website.

Monitor alerts during storms

Carroll (T)'s area has a history of flooding. After severe weather, watch for boil water advisories from your local utility.

Data: EPA SDWIS, UCMR 5 (PFAS), FEMA, NOAA. Last updated May 2026.

Contaminant Alerts

Top contaminants to know

View all ↓
Lead (90th percentile)
Inorganic / Heavy Metal
Safe
2.5 ppb
EPA Action Level: 15 ppb · 16% of limit
Safe Level
Compliance Record

Violation summary

7
Total violations
3
Health-based
2
Active / unresolved
Oct 2008
Most recent violation
Compliance Record

Violations & advisories

7 Total
2 Active
3 Health-based
5 Resolved
Violations by category
Total Coliform Rule
3
Radionuclides and Revised Rad Rule
2
Active
Compliance Violation
Monitoring 0
Active
Compliance Violation
Monitoring 0
Oct 2008 Resolved
Radium-228
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 2008
Jan 2008 Resolved
Radium-228
Monitoring & Reporting
Monitoring & Reporting Resolved Mar 2008
Mar 1994 Resolved
Coliform (TCR)
Max Contaminant Level
Health-Based Health Resolved Mar 1994
May 1993 Resolved
Coliform (TCR)
Max Contaminant Level
Health-Based Health Resolved May 1993
May 1993 Resolved
Coliform (TCR)
Max Contaminant Level
Health-Based Health Resolved May 1993
Environmental Risk

Flood & disaster history

4
Declared disasters
Jul 2013
Most recent
Flood
Most common type

Chautauqua County has experienced 4 federally declared disasters since 1972. Flooding and severe weather can compromise water treatment infrastructure and introduce contaminants into drinking water supplies.

Jul 2013
SEVERE STORMS AND FLOODING
Flood FEMA #4129
Oct 2012
HURRICANE SANDY
Hurricane FEMA #3351
Sep 2005
HURRICANE KATRINA EVACUATION
Hurricane FEMA #3262
Jun 1972
TROPICAL STORM AGNES
Flood FEMA #338

Full contaminants report

Contaminant Detected Level EPA Limit Unit Category Status
Lead (90th percentile) 2.5 15 ppb Inorganic Safe
Data source: EPA SDWIS, UCMR 5, local utility CCR.

Lead level trend (90th percentile)

EPA action level: 15 ppb
Lead has decreased by 4.8 ppb from 1993 (5.0 ppb) to 2023 (0.2 ppb).
Contaminant Rankings

See how Carroll (T) compares by contaminant

Explore where Carroll (T) ranks among all New York cities for specific contaminants.

Infrastructure

Water source & infrastructure

Primary Source
Groundwater
Operator
Local Government
Population Served
2,800
Water Systems
2
Water Source

Where Carroll (T)'s water comes from

Groundwater

Carroll (T)'s drinking water is drawn from underground aquifers through wells.

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 2,800 people through 2 water systems.

Local Hydrology

Water bodies near Carroll (T)

Carroll (T) is located near 2 notable water bodies. These water bodies contribute to the regional watershed and may indirectly affect groundwater quality.

Chadakoin River
river
Conewango Creek At Russell
river
Infrastructure

Water systems serving Carroll (T)

System Name PWSID Population Source
CARROLL (T) WATER DISTRICT NY0600365 2,600 GW
BROOKSIDE ESTATES MHP NY0611923 200 GW
Regional Comparison

How Carroll (T) compares

Full New York rankings →

Carroll (T)'s score of 90.9/100 is above the average of 74/100 among major New York cities. It outscores 10 of 10 nearby cities.

Carroll (T) (this city)
90.9
New York avg
74
City Profile

About Carroll (T), NY

Wikipedia →

Frewsburg is a hamlet and census-designated place in the town of Carroll in Chautauqua County, New York, United States. The population was 1,906 at the 2010 census. The ZIP code is 14738 and the telephone exchange is 569.

Economic Profile
$57,138
Median Income
$889/mo
Median Rent
0%
Unemployment
Community
39
Median Age
219
People / sq mi
18.2%
College Educated
83.3%
Homeownership
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Frequently asked questions

Is Carroll (T), NY tap water safe to drink?

Carroll (T)'s water quality earned a grade of A (90.9/100). The water generally meets EPA standards and is considered safe for consumption. The city ranks #192 out of 855 cities tested in New York.

What contaminants are in Carroll (T)'s water?

Lead was measured at 2.5 ppb (90th percentile). 7 violations are on record.

How is Carroll (T)'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 Carroll (T)?

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

Where does Carroll (T)'s water come from?

Carroll (T)'s water is sourced from Groundwater. The city has 2 water systems serving approximately 2,800 residents.

What health violations has Carroll (T)'s water system had?

Carroll (T) has 3 health-based violations on record. The most recent violation was recorded in October 2008. Health-based violations mean the water exceeded EPA maximum contaminant levels (MCLs) for a regulated substance. 2 violations remain unresolved.

Is Carroll (T)'s groundwater at risk of contamination?

Carroll (T) 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 7 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 Carroll (T)'s water compare to other cities?

Carroll (T) ranks #192 out of 855 cities in New York (better than 78% of state cities) and #1973 out of 15744 cities nationally (88th percentile). The grade of A reflects the combined assessment of violation history, lead and copper levels, PFAS contamination, and regulatory compliance.