WaterVerge

Is Upper Deerfield Twp.-0613, NJ Tap Water Safe to Drink?

Graded B-, with 3 unresolved violations on record. See what was cited — and what it means for your tap. What to do next ↓

3K residents served 1 water system PWSID: NJ0613004
Overall Score
73.5 / 100
Violations
3 active
Last Updated
May 2026
Source
Groundwater
#209 of 435 in New Jersey Top 64% nationally
Local Government
Moderate data confidence
Reviewed by WaterVerge Editorial Team · Last updated May 2026
B-GRADE
Water Quality Grade
73.5/100
waterverge.com
B- 73.5/100

Upper Deerfield Twp.-0613, NJ — Water Quality Report

Upper Deerfield Twp.-0613's drinking water received a grade of B- (73.5 out of 100), indicating fair water quality. The city's 1 water system serves approximately 3,100 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 89 violations on record, including 27 health-based violations. 3 remain unresolved.

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

What to know about Upper Deerfield Twp.-0613's water

Upper Deerfield Twp.-0613 ranks #209 out of 435 cities in New Jersey for water quality, placing it mid-range in the state.

Upper Deerfield Twp.-0613 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, Upper Deerfield Twp.-0613 may have fewer resources for advanced treatment technologies and infrastructure upgrades compared to larger utilities.

The system has seen 18 violations in the past five years, suggesting a pattern of compliance challenges that residents should monitor closely.

Quality Breakdown

Water quality score

See methodology →
73.5 out of 100 Grade B-
A: 90-100
B: 74-89
C: 60-73
F: <50
How is this calculated?
Violations
21.5/45
D
Historical violation record including health-based and monitoring violations.
Lead & Copper
20/20
A
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 Upper Deerfield Twp.-0613, NJ water safe to drink?

Concerns Identified

Upper Deerfield Twp.-0613's drinking water has significant quality concerns based on EPA testing data. With a grade of B- (73.5/100), the system has issues across multiple categories. A water filter is recommended for all residents. The city's 1 water system serves approximately 3,100 residents using groundwater (wells).

3
Active Violations
0.0 ppb
Lead (90th %ile)
10 events
Disaster History

Recent water quality updates for Upper Deerfield Twp.-0613

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

Update
Water quality data updated

Latest EPA compliance and testing data incorporated into Upper Deerfield Twp.-0613's water quality assessment. Grade: B- (73.5/100).

Violation
5 drinking water violations recorded

Contaminants: Gross Alpha, Excl. Radon and U, Radium-228, Radium-226.

Violation
2 drinking water violations recorded

Contaminants: 1,2-DIBROMO-3-CHLOROPROPANE, ETHYLENE DIBROMIDE.

Violation
4 drinking water violations recorded

Contaminants: Nitrate, Radium-228, Combined Radium (-226 and -228).

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 Upper Deerfield Twp.-0613's water supply.

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

Well within EPA limits.

Violation history

Upper Deerfield Twp.-0613's water system has 89 total violations on record, including 27 health-based violations. 3 remain unresolved. 18 violations were issued in the last 5 years.

MRRPTMONMCL
Most recent violations:
Oct 2025 Gross Alpha, Excl. Radon and U Resolved
Oct 2025 Radium-228 Resolved
Oct 2025 Radium-226 Resolved
Oct 2025 Combined Radium (-226 and -228) Resolved
Oct 2025 Combined Uranium Resolved

Flood & environmental risk

Cumberland County has experienced 10 federally declared disasters since 1992. 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 Maurice River At Norma, Cohansey River At Seeley, Salem River At Woodstown.

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 Upper Deerfield Twp.-0613's water come from?

Upper Deerfield Twp.-0613's drinking water comes from groundwater (wells), supplied by 1 water system serving approximately 3,100 people. Groundwater is generally less susceptible to surface contamination but can contain naturally occurring contaminants like arsenic, radon, and nitrate. Nearby water bodies include Maurice River At Norma (river), Cohansey River At Seeley (river), Salem River At Woodstown (river).

What Upper Deerfield Twp.-0613 residents can do

Install a water filter

Recommended: NSF-certified water filter. This addresses the specific contaminants found in Upper Deerfield Twp.-0613'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

Upper Deerfield Twp.-0613'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
Compliance Record

Violation summary

89
Total violations
27
Health-based
3
Active / unresolved
Oct 2025
Most recent violation
Compliance Record

Violations & advisories

89 Total
3 Active
27 Health-based
86 Resolved
Violations by category
Radionuclides and Revised Rad Rule
44
Volatile Organic Chemicals
21
Nitrate Rule
9
Ground Water Rule
6
Revised Total Coliform Rule
4
Sep 2021 Active
Revised Total Coliform Rule
Reporting
Reporting 0
Jul 2021 Active
Revised Total Coliform Rule
Reporting
Reporting 0
Active
Compliance Violation
Monitoring 0
Oct 2025 Resolved
Gross Alpha, Excl. Radon and U
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 2025
Oct 2025 Resolved
Radium-228
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 2025
Oct 2025 Resolved
Radium-226
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 2025
Oct 2025 Resolved
Combined Radium (-226 and -228)
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 2025
Oct 2025 Resolved
Combined Uranium
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 2025
Jan 2025 Resolved
1,2-DIBROMO-3-CHLOROPROPANE
Monitoring & Reporting
Monitoring & Reporting Resolved Mar 2025
Jan 2025 Resolved
ETHYLENE DIBROMIDE
Monitoring & Reporting
Monitoring & Reporting Resolved Mar 2025
Apr 2024 Resolved
Nitrate
Monitoring & Reporting
Monitoring & Reporting Resolved Jun 2024
Apr 2024 Resolved
Radium-228
Monitoring & Reporting
Monitoring & Reporting Resolved Jun 2024
Apr 2024 Resolved
Combined Radium (-226 and -228)
Monitoring & Reporting
Monitoring & Reporting Resolved Jun 2024
Apr 2024 Resolved
Radium-226
Monitoring & Reporting
Monitoring & Reporting Resolved Jun 2024
Jan 2024 Resolved
Nitrate
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 2024
Jun 2022 Resolved
Groundwater Rule
Monitoring & Reporting
Monitoring & Reporting Resolved Jun 2022
Jun 2022 Resolved
Groundwater Rule
Monitoring & Reporting
Monitoring & Reporting Resolved Jun 2022
Aug 2021 Resolved
Revised Total Coliform Rule
Monitoring
Monitoring Resolved Aug 2021
Jun 2021 Resolved
Revised Total Coliform Rule
Monitoring
Monitoring Resolved Jun 2021
Jan 2020 Resolved
Combined Radium (-226 and -228)
Monitoring & Reporting
Monitoring & Reporting Resolved Mar 2020
Showing 20 of 89 violations
Environmental Risk

Drought conditions

D2 — severe drought

Cumberland County is currently in D2 (severe 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.

2
Weeks at D2+ (current streak)
5.9%
Months in D2+ (last 30y)
5
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

Cumberland County has experienced 10 federally declared disasters since 1992. 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) 0.0 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 29.7 ppb from 1996 (29.7 ppb) to 2023 (0.0 ppb).
Contaminant Rankings

See how Upper Deerfield Twp.-0613 compares by contaminant

Explore where Upper Deerfield Twp.-0613 ranks among all New Jersey cities for specific contaminants.

Infrastructure

Water source & infrastructure

Primary Source
Groundwater
Operator
Local Government
Population Served
3,100
Water Systems
1
Water Source

Where Upper Deerfield Twp.-0613's water comes from

Groundwater

Upper Deerfield Twp.-0613'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 3,100 people through 1 water system.

Local Hydrology

Water bodies near Upper Deerfield Twp.-0613

Upper Deerfield Twp.-0613 is located near 3 notable water bodies. These water bodies contribute to the regional watershed and may indirectly affect groundwater quality.

Maurice River At Norma
river
Cohansey River At Seeley
river
Salem River At Woodstown
river
Infrastructure

Water systems serving Upper Deerfield Twp.-0613

System Name PWSID Population Source
UPPER DEERFIELD TWP WATER DEPT NJ0613004 3,100 GW
Regional Comparison

How Upper Deerfield Twp.-0613 compares

Full New Jersey rankings →

Upper Deerfield Twp.-0613's score of 73.5/100 is above the average of 63/100 among major New Jersey cities. It outscores 10 of 10 nearby cities.

Upper Deerfield Twp.-0613 (this city)
73.5
New Jersey avg
63
City Profile

About Upper Deerfield Twp.-0613, NJ

Wikipedia →

Seabrook is an unincorporated community located within Upper Deerfield Township in Cumberland County, in the U.S. state of New Jersey. The area is served as United States Postal Service ZIP code 08302. The unincorporated community and the census-designated Place Seabrook Farms within it are each named after Charles F. Seabrook, a businessman who at one point ran the largest irrigated truck farm in the world in this region.

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Frequently asked questions

Is Upper Deerfield Twp.-0613, NJ tap water safe to drink?

Upper Deerfield Twp.-0613's water quality earned a grade of B- (73.5/100). Some concerns have been identified. Consider a water filter for an extra layer of protection. The city ranks #209 out of 435 cities tested in New Jersey.

What contaminants are in Upper Deerfield Twp.-0613's water?

Lead was measured at 0.0 ppb (90th percentile). 89 violations are on record.

How is Upper Deerfield Twp.-0613'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 Upper Deerfield Twp.-0613?

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

Where does Upper Deerfield Twp.-0613's water come from?

Upper Deerfield Twp.-0613's water is sourced from Groundwater. The city has 1 water system serving approximately 3,100 residents.

What health violations has Upper Deerfield Twp.-0613's water system had?

Upper Deerfield Twp.-0613 has 27 health-based violations on record. The most recent violation was recorded in October 2025. Health-based violations mean the water exceeded EPA maximum contaminant levels (MCLs) for a regulated substance. 3 violations remain unresolved.

Is Upper Deerfield Twp.-0613's groundwater at risk of contamination?

Upper Deerfield Twp.-0613 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 89 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 Upper Deerfield Twp.-0613's water compare to other cities?

Upper Deerfield Twp.-0613 ranks #209 out of 435 cities in New Jersey (better than 52% of state cities) and #10069 out of 15744 cities nationally (36th percentile). The grade of B- reflects the combined assessment of violation history, lead and copper levels, PFAS contamination, and regulatory compliance.

Does Upper Deerfield Twp.-0613's small water system affect quality?

Upper Deerfield Twp.-0613's system serves approximately 3,100 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 89 violations on record.