WaterVerge

Is Byram Twp.-1904, NJ Tap Water Safe to Drink?

Graded D — but Copper was detected above EPA limits. Here's what's in the water and how to remove it. What to do next ↓

4K residents served 7 water systems PWSID: NJ1904003
Overall Score
48 / 100
Violations
41 active
Last Updated
May 2026
Source
Groundwater
#382 of 435 in New Jersey Top 86% nationally
Private
Moderate data confidence
Reviewed by WaterVerge Editorial Team · Last updated May 2026
DGRADE
Water Quality Grade
48/100
waterverge.com
D 48/100

Byram Twp.-1904, NJ — Water Quality Report

Byram Twp.-1904's drinking water received a grade of D (48 out of 100), indicating poor water quality. The city's 7 water systems serve approximately 3,774 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 995 violations on record, including 29 health-based violations. 41 remain unresolved.

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

What to know about Byram Twp.-1904's water

Byram Twp.-1904 ranks #382 out of 435 cities in New Jersey for water quality, placing it among the lowest-rated in the state.

Byram Twp.-1904 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.

The system has seen 30 violations in the past five years, suggesting a pattern of compliance challenges that residents should monitor closely.

Quality Breakdown

Water quality score

See methodology →
48 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
16/20
B
Lead at 0.0 ppb (90th percentile).
Contaminants
17/20
B
PFAS + legacy contaminant analysis.
Compliance
10/10
A
Monitoring and reporting compliance with EPA regulations.
Source Risk
5/5
A
Water source: Groundwater.
Water Safety

Is Byram Twp.-1904, NJ water safe to drink?

Concerns Identified

Byram Twp.-1904's drinking water has significant quality concerns based on EPA testing data. With a grade of D (48/100), the system has issues across multiple categories. A water filter is recommended for all residents. The city's 7 water systems serve approximately 3,774 residents using groundwater (wells).

41
Active Violations
0.0 ppb
Lead (90th %ile)
10 events
Disaster History

Recent water quality updates for Byram Twp.-1904

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

Update
Water quality data updated

Latest EPA compliance and testing data incorporated into Byram Twp.-1904's water quality assessment. Grade: D (48/100).

Violation
1 drinking water violation recorded

Contaminants: Revised Total Coliform Rule.

Violation
4 drinking water violations recorded

Contaminants: Lead and Copper Rule, Revised Total Coliform Rule, Chlorine.

Violation
2 drinking water violations recorded

Contaminants: Revised Total Coliform Rule.

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 Byram Twp.-1904's water supply.

Lead Within Limits
Detected: 0.0 ppb Limit: 15 ppb (EPA Action Level)

Well within EPA limits.

Copper Exceeds Limit
Detected: 1.40 mg/L Limit: 1.3 mg/L (EPA Action Level)

Exceeds EPA action level. Copper can leach from household plumbing — flush taps for 30 seconds before drinking.

Violation history

Byram Twp.-1904's water system has 995 total violations on record, including 29 health-based violations. 41 remain unresolved. 30 violations were issued in the last 5 years.

RPTMRMONOtherMCL
Most recent violations:
Jan 2026 Revised Total Coliform Rule Open
Dec 2025 Lead and Copper Rule Open
Dec 2025 Revised Total Coliform Rule Open
Dec 2025 Revised Total Coliform Rule Resolved
Dec 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 Rockaway River At Berkshire Valley, Lamington (Black) River At Succasunna, East Branch Paulins Kill Near Lafayette, Pequest River At Huntsville, Lake Hopatcong At Landing.

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 Byram Twp.-1904's water come from?

Byram Twp.-1904's drinking water comes from groundwater (wells), supplied by 7 water systems serving approximately 3,774 people. Groundwater is generally less susceptible to surface contamination but can contain naturally occurring contaminants like arsenic, radon, and nitrate. Nearby water bodies include Rockaway River At Berkshire Valley (river), Lamington (Black) River At Succasunna (river), East Branch Paulins Kill Near Lafayette (river), Pequest River At Huntsville (river), Lake Hopatcong At Landing (lake).

What Byram Twp.-1904 residents can do

Install a water filter

Recommended: NSF-certified water filter. This addresses the specific contaminants found in Byram Twp.-1904'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

Byram Twp.-1904'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
0.0 ppb
EPA Action Level: 15 ppb · 0% of limit
Safe Level
Copper (90th percentile)
Inorganic
Over Limit
1.40 mg/L
EPA Action Level: 1.3 mg/L · +8% over limit
Exceeds Limit
Compliance Record

Violation summary

995
Total violations
29
Health-based
41
Active / unresolved
Jan 2026
Most recent violation
Compliance Record

Violations & advisories

995 Total
41 Active
29 Health-based
954 Resolved
4 SNC
Violations by category
Volatile Organic Chemicals
766
Inorganic Chemicals
59
Total Coliform Rule
39
Nitrate Rule
27
Radionuclides and Revised Rad Rule
24
Jan 2026 Active
Revised Total Coliform Rule
Reporting
Reporting 0
Dec 2025 Active
Lead and Copper Rule
Monitoring & Reporting
Monitoring & Reporting 0
Dec 2025 Active
Revised Total Coliform Rule
Reporting
Reporting 0
Nov 2025 Active
Revised Total Coliform Rule
Reporting
Reporting 0
Oct 2025 Active
Consumer Confidence Rule
Other Violation 0
Jul 2025 Active
Consumer Confidence Rule
Other Violation 0
Sep 2024 Active
Lead and Copper Rule
Monitoring & Reporting
Monitoring & Reporting 0
Dec 2023 Active
Lead and Copper Rule
Monitoring & Reporting
Monitoring & Reporting 0
Dec 2023 Active
Lead and Copper Rule
Monitoring & Reporting
Monitoring & Reporting 0
Dec 2023 Active
Lead and Copper Rule
Monitoring & Reporting
Monitoring & Reporting 0
Jul 2023 Active
Consumer Confidence Rule
Other Violation 0
Oct 2022 Active
Consumer Confidence Rule
Other Violation 0
Jul 2022 Active
Consumer Confidence Rule
Other Violation 0
Dec 2021 Active
Lead and Copper Rule
Monitoring & Reporting
Monitoring & Reporting 0
Oct 2021 Active
Revised Total Coliform Rule
Reporting
Reporting 0
Jul 2021 Active
Consumer Confidence Rule
Other Violation 0
Jul 2021 Active
Consumer Confidence Rule
Other Violation 0
Dec 2019 Active
Revised Total Coliform Rule
Reporting
Reporting 0
Jun 2019 Active
Revised Total Coliform Rule
Reporting
Reporting 0
Jul 2018 Active
Consumer Confidence Rule
Other Violation 0
Showing 20 of 995 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

Recommended water filters

Based on contaminants detected in Byram Twp.-1904's water supply, we recommend the following filter types.

🔧
For Copper
Reverse Osmosis or KDF Filter
Copper exceeds the EPA action level of 1.3 mg/L

Full contaminants report

Contaminant Detected Level EPA Limit Unit Category Status
Lead (90th percentile) 0.0 15 ppb Inorganic Safe
Copper (90th percentile) 1.40 1.3 mg/L Inorganic Over Limit
Data source: EPA SDWIS, UCMR 5, local utility CCR.

Lead level trend (90th percentile)

EPA action level: 15 ppb
Lead has decreased by 5.5 ppb from 1993 (7.0 ppb) to 2025 (1.5 ppb).

Copper level trend (90th percentile)

EPA action level: 1.3 mg/L
Copper has decreased by 1.907 mg/L from 1993 (3.307 mg/L) to 2023 (1.400 mg/L).
Contaminant Rankings

See how Byram Twp.-1904 compares by contaminant

Explore where Byram Twp.-1904 ranks among all New Jersey cities for specific contaminants.

Infrastructure

Water source & infrastructure

Primary Source
Groundwater
Operator
Private
Population Served
3,774
Water Systems
7
Water Source

Where Byram Twp.-1904's water comes from

Groundwater

Byram Twp.-1904'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 3,774 people through 7 water systems.

Local Hydrology

Water bodies near Byram Twp.-1904

Byram Twp.-1904 is located near 5 notable water bodies. These water bodies contribute to the regional watershed and may indirectly affect groundwater quality.

Rockaway River At Berkshire Valley
river
Lamington (Black) River At Succasunna
river
East Branch Paulins Kill Near Lafayette
river
Pequest River At Huntsville
river
Lake Hopatcong At Landing
lake
Infrastructure

Water systems serving Byram Twp.-1904

System Name PWSID Population Source
FOREST LAKES WATER NJ1904003 1,410 GW
BROOKWOOD MUSCONETCONG RIVER POA NJ1904001 1,087 GW
VEOLIA WATER NEW JERSEY EAST BROOKWOOD NJ1904002 612 GW
AQUA NJ - BYRAM NJ1904009 400 GW
NORTH SHORE WATER ASSOCIATION NJ1904004 105 GW
STRAWBERRY POINT POA NJ1904006 95 GW
COLBY WATER CO NJ1904007 65 GW
Regional Comparison

How Byram Twp.-1904 compares

Full New Jersey rankings →

Byram Twp.-1904's score of 48/100 is below the average of 63/100 among major New Jersey cities. 10 of 10 nearby cities score higher.

Byram Twp.-1904 (this city)
48
New Jersey avg
63
City Profile

About Byram Twp.-1904, NJ

Wikipedia →

Andover is a borough in Sussex County, in the U.S. state of New Jersey. As of the 2020 United States census, the borough's population was 595, a decrease of 11 (−1.8%) from the 2010 census count of 606, which in turn reflected a decline of 52 (−7.9%) from the 658 counted in the 2000 census.

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Frequently asked questions

Is Byram Twp.-1904, NJ tap water safe to drink?

Byram Twp.-1904's water quality earned a grade of D (48/100). Significant issues have been found. A water filter is strongly recommended. The city ranks #382 out of 435 cities tested in New Jersey.

What contaminants are in Byram Twp.-1904's water?

Lead was measured at 0.0 ppb (90th percentile). 995 violations are on record.

How is Byram Twp.-1904'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 Byram Twp.-1904?

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

Where does Byram Twp.-1904's water come from?

Byram Twp.-1904's water is sourced from Groundwater. The city has 7 water systems serving approximately 3,774 residents.

What health violations has Byram Twp.-1904's water system had?

Byram Twp.-1904 has 29 health-based violations on record. The most recent violation was recorded in January 2026. Health-based violations mean the water exceeded EPA maximum contaminant levels (MCLs) for a regulated substance. 41 violations remain unresolved.

Is Byram Twp.-1904's groundwater at risk of contamination?

Byram Twp.-1904 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 995 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 Byram Twp.-1904's water compare to other cities?

Byram Twp.-1904 ranks #382 out of 435 cities in New Jersey (better than 12% of state cities) and #13519 out of 15744 cities nationally (14th percentile). The grade of D reflects the combined assessment of violation history, lead and copper levels, PFAS contamination, and regulatory compliance.