WaterVerge

Is Andover Twp.-1902, NY Tap Water Safe to Drink?

Graded D+, with 75 unresolved violations on record. See what was cited — and what it means for your tap. What to do next ↓

3K residents served 6 water systems PWSID: NJ1902003
Overall Score
50 / 100
Violations
75 active
Last Updated
May 2026
Source
Groundwater
#785 of 855 in New York Top 83% nationally
Private
Moderate data confidence
Reviewed by WaterVerge Editorial Team · Last updated May 2026
D+GRADE
Water Quality Grade
50/100
waterverge.com
D+ 50/100

Andover Twp.-1902, NY — Water Quality Report

Andover Twp.-1902's drinking water received a grade of D+ (50 out of 100), indicating poor water quality. The city's 6 water systems serve approximately 2,510 residents using groundwater.

Lead levels were measured at 2.7 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 621 violations on record, including 9 health-based violations. 75 remain unresolved.

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

What to know about Andover Twp.-1902's water

Andover Twp.-1902 ranks #785 out of 855 cities in New York for water quality, placing it among the lowest-rated in the state.

Andover Twp.-1902 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, Andover Twp.-1902 may have fewer resources for advanced treatment technologies and infrastructure upgrades compared to larger utilities.

The system has seen 77 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 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 2.7 ppb (90th percentile).
Contaminants
17/20
B
PFAS + legacy contaminant analysis.
Compliance
8/10
B
Monitoring and reporting compliance with EPA regulations.
Source Risk
5/5
A
Water source: Groundwater.
Water Safety

Is Andover Twp.-1902, NY water safe to drink?

Concerns Identified

Andover Twp.-1902's drinking water has significant quality concerns based on EPA testing data. With a grade of D+ (50/100), the system has issues across multiple categories. A water filter is recommended for all residents. The city's 6 water systems serve approximately 2,510 residents using groundwater (wells).

75
Active Violations
2.7 ppb
Lead (90th %ile)
10 events
Disaster History

Recent water quality updates for Andover Twp.-1902

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

Update
Water quality data updated

Latest EPA compliance and testing data incorporated into Andover Twp.-1902's water quality assessment. Grade: D+ (50/100).

Violation
1 drinking water violation recorded

Contaminants: Chlorine.

Violation
2 drinking water violations recorded

Contaminants: Chlorine, Consumer Confidence Rule.

Violation
1 drinking water violation recorded

Contaminants: Chlorine.

Disaster
REMNANTS OF HURRICANE IDA

Federal disaster declaration (FEMA DR-4614). Hurricane event — may have impacted local water infrastructure.

Disaster
REMNANTS OF HURRICANE IDA

Federal disaster declaration (FEMA DR-3573). Hurricane event — may have impacted local water infrastructure.

Key contaminant findings

Based on the most recent EPA sampling data for Andover Twp.-1902's water supply.

Lead Within Limits
Detected: 2.7 ppb Limit: 15 ppb (EPA Action Level)

Well within EPA limits.

Violation history

Andover Twp.-1902's water system has 621 total violations on record, including 9 health-based violations. 75 remain unresolved. 77 violations were issued in the last 5 years.

MROtherRPTMONTTMCL
Most recent violations:
Sep 2025 Chlorine Resolved
Jul 2025 Chlorine Resolved
Jul 2025 Consumer Confidence Rule Open
Apr 2025 Chlorine Resolved
Jan 2025 Chlorine Resolved

Flood & environmental risk

Sussex County has experienced 10 federally declared disasters since 1975. 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 East Branch Paulins Kill Near Lafayette, Pequest River At Huntsville, Lake Hopatcong At Landing, Musconetcong River At Outlet Of Lake Hopatcong.

REMNANTS OF HURRICANE IDA
Hurricane FEMA DR-4614
REMNANTS OF HURRICANE IDA
Hurricane FEMA DR-3573
TROPICAL STORM ISAIAS
Hurricane FEMA DR-4574

Where does Andover Twp.-1902's water come from?

Andover Twp.-1902's drinking water comes from groundwater (wells), supplied by 6 water systems serving approximately 2,510 people. Groundwater is generally less susceptible to surface contamination but can contain naturally occurring contaminants like arsenic, radon, and nitrate. Nearby water bodies include East Branch Paulins Kill Near Lafayette (river), Pequest River At Huntsville (river), Lake Hopatcong At Landing (lake), Musconetcong River At Outlet Of Lake Hopatcong (river).

What Andover Twp.-1902 residents can do

Install a water filter

Recommended: NSF-certified water filter. This addresses the specific contaminants found in Andover Twp.-1902'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

Andover Twp.-1902'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
2.7 ppb
EPA Action Level: 15 ppb · 18% of limit
Safe Level
Compliance Record

Violation summary

621
Total violations
9
Health-based
75
Active / unresolved
Sep 2025
Most recent violation
Compliance Record

Violations & advisories

621 Total
75 Active
9 Health-based
546 Resolved
2 SNC
Violations by category
Volatile Organic Chemicals
273
Total Coliform Rule
110
Inorganic Chemicals
75
Revised Total Coliform Rule
42
Stage 1 Disinfectants and Disinfection Byproducts Rule
23
Jul 2025 Active
Consumer Confidence Rule
Other Violation 0
Dec 2024 Active
Lead and Copper Rule
Monitoring & Reporting
Monitoring & Reporting 0
Nov 2024 Active
E. COLI
Monitoring & Reporting
Monitoring & Reporting 0
Nov 2024 Active
E. COLI
Monitoring & Reporting
Monitoring & Reporting 0
Oct 2024 Active
Consumer Confidence Rule
Other Violation 0
Jul 2024 Active
Consumer Confidence Rule
Other Violation 0
Jun 2024 Active
Revised Total Coliform Rule
Reporting
Reporting 0
May 2024 Active
Revised Total Coliform Rule
Reporting
Reporting 0
Apr 2024 Active
Revised Total Coliform Rule
Reporting
Reporting 0
Mar 2024 Active
Revised Total Coliform Rule
Reporting
Reporting 0
Feb 2024 Active
Revised Total Coliform Rule
Reporting
Reporting 0
Jan 2024 Active
Revised Total Coliform Rule
Reporting
Reporting 0
Jan 2024 Active
Lead and Copper Rule
Monitoring & Reporting
Monitoring & Reporting 0
Dec 2023 Active
Revised Total Coliform Rule
Reporting
Reporting 0
Nov 2023 Active
E. COLI
Monitoring & Reporting
Monitoring & Reporting 0
Nov 2023 Active
Revised Total Coliform Rule
Reporting
Reporting 0
Oct 2023 Active
Revised Total Coliform Rule
Reporting
Reporting 0
Sep 2023 Active
E. COLI
Monitoring & Reporting
Monitoring & Reporting 0
Jun 2023 Active
E. COLI
Monitoring & Reporting
Monitoring & Reporting 0
Jun 2023 Active
Revised Total Coliform Rule
Reporting
Reporting 0
Showing 20 of 621 violations
Environmental Risk

Drought conditions

D1 — moderate drought

Sussex County is currently in D1 (moderate drought) per the U.S. Drought Monitor (week of May 5, 2026). Drought can elevate disinfection-byproduct (TTHM/HAA5) levels and taste/odor issues as utilities draw from lower reservoirs.

13.7%
Months in D2+ (last 30y)
7
Weeks at D2+ (last 5y)

Source: U.S. Drought Monitor, updated weekly by NDMC, USDA, and NOAA.

Environmental Risk

Flood & disaster history

10
Declared disasters
Sep 2021
Most recent
Hurricane
Most common type

Sussex County has experienced 10 federally declared disasters since 1975. Flooding and severe weather can compromise water treatment infrastructure and introduce contaminants into drinking water supplies.

Sep 2021
REMNANTS OF HURRICANE IDA
Hurricane FEMA #4614
Sep 2021
REMNANTS OF HURRICANE IDA
Hurricane FEMA #3573
Dec 2020
TROPICAL STORM ISAIAS
Hurricane FEMA #4574
Oct 2012
HURRICANE SANDY
Hurricane FEMA #4086
Oct 2012
HURRICANE SANDY
Hurricane FEMA #3354
Aug 2011
HURRICANE IRENE
Hurricane FEMA #4021

Full contaminants report

Contaminant Detected Level EPA Limit Unit Category Status
Lead (90th percentile) 2.7 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 increased by 9.0 ppb from 1993 (1.0 ppb) to 2025 (10.0 ppb).
Contaminant Rankings

See how Andover Twp.-1902 compares by contaminant

Explore where Andover Twp.-1902 ranks among all New York cities for specific contaminants.

Infrastructure

Water source & infrastructure

Primary Source
Groundwater
Operator
Private
Population Served
2,510
Water Systems
6
Water Source

Where Andover Twp.-1902's water comes from

Groundwater

Andover Twp.-1902'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 private ownership and serves approximately 2,510 people through 6 water systems.

Local Hydrology

Water bodies near Andover Twp.-1902

Andover Twp.-1902 is located near 4 notable water bodies. These water bodies contribute to the regional watershed and may indirectly affect groundwater quality.

East Branch Paulins Kill Near Lafayette
river
Pequest River At Huntsville
river
Lake Hopatcong At Landing
lake
Musconetcong River At Outlet Of Lake Hopatcong
river
Infrastructure

Water systems serving Andover Twp.-1902

System Name PWSID Population Source
LAKE LENAPE WATER CO NJ1902003 1,250 GW
SAINT PAULS ABBEY NJ1902346 530 GW
MOHAWK MEADOWS NJ1902008 250 GW
ROLLING HILLS CONDMINIUM ASSOCIATION NJ1902007 240 GW
ASCOT PARK APTS NJ1902005 125 GW
VEOLIA WATER NEW JERSEY ANDOVER NJ1902004 115 GW
Regional Comparison

How Andover Twp.-1902 compares

Full New York rankings →

Andover Twp.-1902's score of 50/100 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.

Andover Twp.-1902 (this city)
50
New York avg
74
City Profile

About Andover Twp.-1902, NY

Wikipedia →

Newton, officially the Town of Newton, is an incorporated municipality in and the county seat of Sussex County in the U.S. state of New Jersey, situated approximately 60 miles (97 km) northwest of New York City. As of the 2020 United States census, the town's population was 8,374, its highest decennial population ever, an increase of 377 (+4.7%) from the 2010 census count of 7,997, which in turn reflected a decrease of 247 (−3.0%) from the 8,244 counted in the 2000 census.

Economic Profile
$72,240
Median Income
$269,003
Median Home Value
$1,333/mo
Median Rent
7.6%
Unemployment
Community
44.4
Median Age
962
People / sq mi
26.2%
College Educated
56.9%
Homeownership
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Frequently asked questions

Is Andover Twp.-1902, NY tap water safe to drink?

Andover Twp.-1902's water quality earned a grade of D+ (50/100). Significant issues have been found. A water filter is strongly recommended. The city ranks #785 out of 855 cities tested in New York.

What contaminants are in Andover Twp.-1902's water?

Lead was measured at 2.7 ppb (90th percentile). 621 violations are on record.

How is Andover Twp.-1902'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 Andover Twp.-1902?

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

Where does Andover Twp.-1902's water come from?

Andover Twp.-1902's water is sourced from Groundwater. The city has 6 water systems serving approximately 2,510 residents.

What health violations has Andover Twp.-1902's water system had?

Andover Twp.-1902 has 9 health-based violations on record. The most recent violation was recorded in September 2025. Health-based violations mean the water exceeded EPA maximum contaminant levels (MCLs) for a regulated substance. 75 violations remain unresolved.

Is Andover Twp.-1902's groundwater at risk of contamination?

Andover Twp.-1902 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 621 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 Andover Twp.-1902's water compare to other cities?

Andover Twp.-1902 ranks #785 out of 855 cities in New York (better than 8% of state cities) and #13104 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.