WaterVerge

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

Graded D+, with 10 unresolved violations on record. See what was cited — and what it means for your tap. What to do next ↓

900 residents served 1 water system PWSID: NY0200316
Overall Score
50.5 / 100
Violations
10 active
Last Updated
May 2026
Source
Ground water under influence
#781 of 855 in New York Top 83% nationally
Local Government
Moderate data confidence
Reviewed by WaterVerge Editorial Team · Last updated May 2026
D+GRADE
Water Quality Grade
50.5/100
waterverge.com
D+ 50.5/100

Canaseraga (V), NY — Water Quality Report

Canaseraga (V)'s drinking water received a grade of D+ (50.5 out of 100), indicating poor water quality. The city's 1 water system serves approximately 900 residents using ground water under influence.

Lead levels were measured at 0.5 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 313 violations on record, including 1 health-based violation. 10 remain unresolved.

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

What to know about Canaseraga (V)'s water

Canaseraga (V) ranks #781 out of 855 cities in New York for water quality, placing it among the lowest-rated in the state.

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

The system has seen 273 violations in the past five years, suggesting a pattern of compliance challenges that residents should monitor closely.

Quality Breakdown

Water quality score

See methodology →
50.5 out of 100 Grade D+
A: 90-100
B: 74-89
C: 60-73
F: <50
How is this calculated?
Violations
0/45
F
Historical violation record including health-based and monitoring violations.
Lead & Copper
20/20
A
Lead at 0.5 ppb (90th percentile).
Contaminants
17/20
B
PFAS + legacy contaminant analysis.
Compliance
10/10
A
Monitoring and reporting compliance with EPA regulations.
Source Risk
3.5/5
C
Water source: Ground water under influence.
Water Safety

Is Canaseraga (V), NY water safe to drink?

Concerns Identified

Canaseraga (V)'s drinking water has significant quality concerns based on EPA testing data. With a grade of D+ (50.5/100), the system has issues across multiple categories. A water filter is recommended for all residents. The city's 1 water system serves approximately 900 residents using groundwater (wells).

10
Active Violations
0.5 ppb
Lead (90th %ile)
10 events
Disaster History

Recent water quality updates for Canaseraga (V)

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

Update
Water quality data updated

Latest EPA compliance and testing data incorporated into Canaseraga (V)'s water quality assessment. Grade: D+ (50.5/100).

Violation
1 drinking water violation recorded

Contaminants: Revised Total Coliform Rule.

Violation
2 drinking water violations recorded

Contaminants: LEAD AND COPPER RULE REVISIONS, Lead and Copper Rule.

Violation
55 drinking water violations recorded

Contaminants: CHLOROBENZENE, Toluene, Carbon tetrachloride.

Disaster
REMNANTS OF TROPICAL STORM FRED

Federal disaster declaration (FEMA DR-4625). Hurricane event — may have impacted local water infrastructure.

Disaster
SEVERE STORMS AND FLOODING

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

Key contaminant findings

Based on the most recent EPA sampling data for Canaseraga (V)'s water supply.

Lead Within Limits
Detected: 0.5 ppb Limit: 15 ppb (EPA Action Level)

Well within EPA limits.

Violation history

Canaseraga (V)'s water system has 313 total violations on record, including 1 health-based violation. 10 remain unresolved. 273 violations were issued in the last 5 years.

MONRPTMROtherTT
Most recent violations:
Nov 2024 Revised Total Coliform Rule Resolved
Oct 2024 LEAD AND COPPER RULE REVISIONS Open
Oct 2024 Lead and Copper Rule Open
Jan 2024 CHLOROBENZENE Resolved
Jan 2024 Toluene Resolved

Flood & environmental risk

Allegany County has experienced 10 federally declared disasters since 1967. 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 Arkport Reservoir, Canisteo River, Almond Lake, Canacadea Creek, Canisteo River Below Canacadea Creek.

REMNANTS OF TROPICAL STORM FRED
Hurricane FEMA DR-4625
SEVERE STORMS AND FLOODING
Flood FEMA DR-4129
HURRICANE SANDY
Hurricane FEMA DR-3351

Where does Canaseraga (V)'s water come from?

Canaseraga (V)'s drinking water comes from groundwater (wells), supplied by 1 water system serving approximately 900 people. Groundwater is generally less susceptible to surface contamination but can contain naturally occurring contaminants like arsenic, radon, and nitrate. Nearby water bodies include Arkport Reservoir (lake), Canisteo River (river), Almond Lake (lake), Canacadea Creek (river), Canisteo River Below Canacadea Creek (river).

What Canaseraga (V) residents can do

Install a water filter

Recommended: NSF-certified water filter. This addresses the specific contaminants found in Canaseraga (V)'s water.

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

Canaseraga (V)'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
0.5 ppb
EPA Action Level: 15 ppb · 3% of limit
Safe Level
Compliance Record

Violation summary

313
Total violations
1
Health-based
10
Active / unresolved
Nov 2024
Most recent violation
Compliance Record

Violations & advisories

313 Total
10 Active
1 Health-based
303 Resolved
2 SNC
Violations by category
Volatile Organic Chemicals
180
Synthetic Organic Chemicals
59
Inorganic Chemicals
34
Stage 2 Disinfectants and Disinfection Byproducts Rule
6
Miscellaneous Other Rules
6
Oct 2024 Active
LEAD AND COPPER RULE REVISIONS
Reporting
Reporting 0
Oct 2024 Active
Lead and Copper Rule
Monitoring & Reporting
Monitoring & Reporting 0
Oct 2023 Active
Lead and Copper Rule
Monitoring & Reporting
Monitoring & Reporting 0
Jul 2022 Active
Consumer Confidence Rule
Other Violation 0
Oct 2019 Active
Lead and Copper Rule
Monitoring & Reporting
Monitoring & Reporting 0
Oct 2018 Active
Public Notice
Other Violation 0
Jan 2017 Active
Lead and Copper Rule
Monitoring & Reporting
Monitoring & Reporting 0
Jul 2015 Active
Consumer Confidence Rule
Other Violation 0
Feb 2011 Active
Surface Water Treatment Rule
Treatment Technique
Health-Based Health 0
Active
Compliance Violation
Monitoring 0
Nov 2024 Resolved
Revised Total Coliform Rule
Monitoring
Monitoring Resolved Nov 2024
Jan 2024 Resolved
CHLOROBENZENE
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 2024
Jan 2024 Resolved
Toluene
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 2024
Jan 2024 Resolved
Carbon tetrachloride
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 2024
Jan 2024 Resolved
1,1,2-Trichloroethane
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 2024
Jan 2024 Resolved
Styrene
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 2024
Jan 2024 Resolved
1,2,4-Trichlorobenzene
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 2024
Jan 2024 Resolved
cis-1,2-Dichloroethylene
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 2024
Jan 2024 Resolved
o-Dichlorobenzene
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 2024
Jan 2024 Resolved
Vinyl chloride
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 2024
Showing 20 of 313 violations
Environmental Risk

Flood & disaster history

10
Declared disasters
Oct 2021
Most recent
Flood
Most common type

Allegany County has experienced 10 federally declared disasters since 1967. Flooding and severe weather can compromise water treatment infrastructure and introduce contaminants into drinking water supplies.

Oct 2021
REMNANTS OF TROPICAL STORM FRED
Hurricane FEMA #4625
Jul 2013
SEVERE STORMS AND FLOODING
Flood FEMA #4129
Oct 2012
HURRICANE SANDY
Hurricane FEMA #3351
Jun 2011
SEVERE STORMS, FLOODING, TORNADOES, AND STRAIGHT-LINE WINDS
Flood FEMA #1993
Sep 2005
HURRICANE KATRINA EVACUATION
Hurricane FEMA #3262
Jan 1996
SEVERE STORMS AND FLOODING
Flood FEMA #1095

Full contaminants report

Contaminant Detected Level EPA Limit Unit Category Status
Lead (90th percentile) 0.5 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 2.5 ppb from 1993 (3.0 ppb) to 2025 (0.5 ppb).
Contaminant Rankings

See how Canaseraga (V) compares by contaminant

Explore where Canaseraga (V) ranks among all New York cities for specific contaminants.

Infrastructure

Water source & infrastructure

Primary Source
Ground Water Under Influence
Operator
Local Government
Population Served
900
Water Systems
1
Water Source

Where Canaseraga (V)'s water comes from

Ground Water Under Influence

Canaseraga (V)'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 900 people through 1 water system.

Local Hydrology

Water bodies near Canaseraga (V)

Canaseraga (V) is located near 5 notable water bodies. These water bodies contribute to the regional watershed and may indirectly affect groundwater quality.

Arkport Reservoir
lake
Canisteo River
river
Almond Lake
lake
Canacadea Creek
river
Canisteo River Below Canacadea Creek
river
Infrastructure

Water systems serving Canaseraga (V)

System Name PWSID Population Source
CANASERAGA VILLAGE PUBLIC WATER NY0200316 900 GU
Regional Comparison

How Canaseraga (V) compares

Full New York rankings →

Canaseraga (V)'s score of 50.5/100 is below the average of 74/100 among major New York cities. It outscores 1 of 10 nearby cities. 9 of 10 nearby cities score higher.

Canaseraga (V) (this city)
50.5
New York avg
74
City Profile

About Canaseraga (V), NY

Wikipedia →

Canaseraga is a village in Allegany County, New York, United States. As of the 2020 census, Canaseraga had a population of 460. The name is derived from a creek that flows past the village, which is reportedly a Seneca term for "lying among milkweeds" or "slippery elms".

Economic Profile
$69,444
Median Income
$72,266
Median Home Value
$1,475/mo
Median Rent
10.5%
Unemployment
Community
46.3
Median Age
157
People / sq mi
8.8%
College Educated
90.9%
Homeownership
Share this reportHelp others learn about their water quality
WhatsAppXFacebookLinkedInEmail

Frequently asked questions

Is Canaseraga (V), NY tap water safe to drink?

Canaseraga (V)'s water quality earned a grade of D+ (50.5/100). Significant issues have been found. A water filter is strongly recommended. The city ranks #781 out of 855 cities tested in New York.

What contaminants are in Canaseraga (V)'s water?

Lead was measured at 0.5 ppb (90th percentile). 313 violations are on record.

How is Canaseraga (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 Canaseraga (V)?

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

Where does Canaseraga (V)'s water come from?

Canaseraga (V)'s water is sourced from Ground water under influence. The city has 1 water system serving approximately 900 residents.

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

Canaseraga (V) has 1 health-based violation 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. 10 violations remain unresolved.

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

Canaseraga (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 313 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 Canaseraga (V)'s water compare to other cities?

Canaseraga (V) ranks #781 out of 855 cities in New York (better than 9% of state cities) and #13005 out of 15744 cities nationally (17th percentile). The grade of D+ reflects the combined assessment of violation history, lead and copper levels, PFAS contamination, and regulatory compliance.

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

Canaseraga (V)'s system serves approximately 900 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 313 violations on record.