WaterVerge

Is New Wilmington, PA Tap Water Safe to Drink?

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

5K residents served 1 water system PWSID: PA6370035
Overall Score
89.5 / 100
Violations
3 active
Last Updated
May 2026
Source
Purchased surface water
#12 of 560 in Pennsylvania Top 18% nationally
Local Government
High data confidence
Reviewed by WaterVerge Editorial Team · Last updated May 2026
A-GRADE
Water Quality Grade
89.5/100
waterverge.com
A- 89.5/100

New Wilmington, PA — Water Quality Report

New Wilmington's drinking water received a grade of A- (89.5 out of 100), indicating good water quality. The city's 1 water system serves approximately 4,500 residents using purchased surface water.

Lead levels were measured at 0.9 ppb (90th percentile), well within EPA limits. PFAS testing under UCMR 5 found no detectable forever chemicals.

The system has 12 violations on record, including 0 health-based violations. 3 remain unresolved.

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

What to know about New Wilmington's water

New Wilmington ranks #12 out of 560 cities in Pennsylvania for water quality, placing it one of the best in the state.

The city draws from surface water sources, which are more susceptible to seasonal runoff and agricultural contamination, requiring extensive multi-barrier treatment including coagulation, filtration, and disinfection.

Quality Breakdown

Water quality score

See methodology →
89.5 out of 100 Grade A-
A: 90-100
B: 74-89
C: 60-73
F: <50
How is this calculated?
Violations
42/45
A
Historical violation record including health-based and monitoring violations.
Lead & Copper
20/20
A
Lead at 0.9 ppb (90th percentile).
Contaminants
18.5/20
A
No PFAS compounds detected.
Compliance
5/10
D
Monitoring and reporting compliance with EPA regulations.
Source Risk
4/5
B
Water source: Purchased surface water.
Water Safety

Is New Wilmington, PA water safe to drink?

Concerns Identified

New Wilmington's drinking water has significant quality concerns based on EPA testing data. With a grade of A- (89.5/100), the system has issues across multiple categories. A water filter is recommended for all residents. The city's 1 water system serves approximately 4,500 residents using surface water (rivers, lakes, or reservoirs).

3
Active Violations
0.9 ppb
Lead (90th %ile)
None
PFAS Detected
5 events
Disaster History

Recent water quality updates for New Wilmington

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

Update
Water quality data updated

Latest EPA compliance and testing data incorporated into New Wilmington's water quality assessment. Grade: A- (89.5/100).

Violation
2 drinking water violations recorded

Contaminants: Chlorine, Surface Water Treatment Rule.

Violation
1 drinking water violation recorded

Contaminants: Consumer Confidence Rule.

Violation
1 drinking water violation recorded

Contaminants: TTHM.

Disaster
HURRICANE SANDY

Federal disaster declaration (FEMA DR-3356). Hurricane event — may have impacted local water infrastructure.

Disaster
HURRICANE KATRINA

Federal disaster declaration (FEMA DR-3235). Hurricane event — may have impacted local water infrastructure.

Key contaminant findings

Based on the most recent EPA sampling data for New Wilmington's water supply.

Lead Within Limits
Detected: 0.9 ppb Limit: 15 ppb (EPA Action Level)

Well within EPA limits.

Violation history

New Wilmington's water system has 12 total violations on record, including 0 health-based violations. 3 remain unresolved. 3 violations were issued in the last 5 years.

MROther
Most recent violations:
Apr 2024 Chlorine Resolved
Apr 2024 Surface Water Treatment Rule Resolved
Jul 2022 Consumer Confidence Rule Open
Jul 2017 TTHM Resolved
Aug 2006 Surface Water Treatment Rule Resolved

Flood & environmental risk

Lawrence County has experienced 5 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 Shenango River Reservoir Near Sharpsville, Shenango River At Sharpsville, Shenango River Near West New Castle.

HURRICANE SANDY
Hurricane FEMA DR-3356
HURRICANE KATRINA
Hurricane FEMA DR-3235
TROPICAL DEPRESSION IVAN
Hurricane FEMA DR-1557

Where does New Wilmington's water come from?

New Wilmington's drinking water comes from surface water (rivers, lakes, or reservoirs), supplied by 1 water system serving approximately 4,500 people. Surface water sources are more susceptible to contamination from runoff, industrial discharge, and algal blooms, requiring extensive treatment. Nearby water bodies include Shenango River Reservoir Near Sharpsville (lake), Shenango River At Sharpsville (river), Shenango River Near West New Castle (river).

What New Wilmington residents can do

Install a water filter

Recommended: NSF-certified water filter. This addresses the specific contaminants found in New Wilmington'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

New Wilmington'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
0.9 ppb
EPA Action Level: 15 ppb · 6% of limit
Safe Level
PFAS Testing

Forever chemicals overview

National PFAS report →
30
Compounds tested
0
Detected
0
Exceed EPA MCL
Compliance Record

Violation summary

12
Total violations
0
Health-based
3
Active / unresolved
Apr 2024
Most recent violation
Compliance Record

Violations & advisories

12 Total
3 Active
0 Health-based
9 Resolved
Violations by category
Consumer Confidence Rule
4
Stage 1 Disinfectants and Disinfection Byproducts Rule
2
Surface Water Treatment Rule
2
Total Coliform Rule
2
Stage 2 Disinfectants and Disinfection Byproducts Rule
1
Jul 2022 Active
Consumer Confidence Rule
Other Violation 0
Jul 2005 Active
Consumer Confidence Rule
Other Violation 0
Active
Compliance Violation
Monitoring 0
Apr 2024 Resolved
Chlorine
Monitoring & Reporting
Monitoring & Reporting Resolved Apr 2024
Apr 2024 Resolved
Surface Water Treatment Rule
Monitoring & Reporting
Monitoring & Reporting Resolved Apr 2024
Jul 2017 Resolved
TTHM
Monitoring & Reporting
Monitoring & Reporting Resolved Sep 2017
Aug 2006 Resolved
Surface Water Treatment Rule
Monitoring & Reporting
Monitoring & Reporting Resolved Aug 2006
Jul 2006 Resolved
Chlorine
Monitoring & Reporting
Monitoring & Reporting Resolved Sep 2006
Jul 2002 Resolved
Consumer Confidence Rule
Other Violation Resolved Aug 2002
Jul 2001 Resolved
Consumer Confidence Rule
Other Violation Resolved Sep 2001
Nov 1991 Resolved
Coliform (TCR)
Monitoring & Reporting
Monitoring & Reporting Resolved Nov 1991
Oct 1991 Resolved
Coliform (TCR)
Monitoring & Reporting
Monitoring & Reporting Resolved Oct 1991
Industrial pollution

Top industrial polluters within 10 miles of New Wilmington

Industrial polluters nearby

Reported releases to surface water by facilities near New Wilmington, ranked by pounds discharged annually.

Total reported releases to surface water: 112,721 lbs

FacilityTop chemicalTo surface water (lbs/yr)Distance
DAIRY FARMERS OF AMERICA INC
Food · DAIRY FARMERS OF AMERICA INC
NEW WILMINGTON, PA16142
Nitrate compounds (water dissociable; reportable only when in aqueous solution)112,7131.5 mi
ELLWOOD QUALITY STEELS CO
Primary Metals · ELLWOOD GROUP INC
NEW CASTLE, PA16101
Lead And Lead Compounds88.6 mi
FERGUSON PERFORATING CO INC
Machinery · RELIANCE STEEL & ALUMINUM CO
NEW CASTLE, PA16101
8.8 mi
ELLWOOD MILL PRODUCTS
Fabricated Metals · ELLWOOD GROUP INC
NEW CASTLE, PA16101
8.6 mi
NORTH AMERICAN FORGEMASTERS
Fabricated Metals · NORTH AMERICAN FORGEMASTERS
NEW CASTLE, PA16101
8.6 mi

Source: EPA Toxic Release Inventory (TRI) 2023

Environmental Risk

Flood & disaster history

5
Declared disasters
Oct 2012
Most recent
Hurricane
Most common type

Lawrence County has experienced 5 federally declared disasters since 1972. Flooding and severe weather can compromise water treatment infrastructure and introduce contaminants into drinking water supplies.

Oct 2012
HURRICANE SANDY
Hurricane FEMA #3356
Sep 2005
HURRICANE KATRINA
Hurricane FEMA #3235
Sep 2004
TROPICAL DEPRESSION IVAN
Hurricane FEMA #1557
Jan 1996
SEVERE STORMS AND FLOODING
Flood FEMA #1093
Jun 1972
TROPICAL STORM AGNES
Flood FEMA #340

Full contaminants report

Contaminant Detected Level EPA Limit Unit Category Status
Lead (90th percentile) 0.9 15 ppb Inorganic Safe
11Cl-PF3OUdS ND HI µg/L PFAS Not Detected
4:2 FTS ND HI µg/L PFAS Not Detected
6:2 FTS ND HI µg/L PFAS Not Detected
8:2 FTS ND HI µg/L PFAS Not Detected
9Cl-PF3ONS ND HI µg/L PFAS Not Detected
ADONA ND HI µg/L PFAS Not Detected
HFPO-DA ND 0.01 µg/L PFAS Not Detected
lithium ND HI µg/L PFAS Not Detected
NEtFOSAA ND HI µg/L PFAS Not Detected
NFDHA ND HI µg/L PFAS Not Detected
NMeFOSAA ND HI µg/L PFAS Not Detected
PFBA ND HI µg/L PFAS Not Detected
PFBS ND HI µg/L PFAS Not Detected
PFDA ND HI µg/L PFAS Not Detected
PFDoA ND HI µg/L PFAS Not Detected
PFEESA ND HI µg/L PFAS Not Detected
PFHpA ND HI µg/L PFAS Not Detected
PFHpS ND HI µg/L PFAS Not Detected
PFHxA ND HI µg/L PFAS Not Detected
PFHxS ND HI µg/L PFAS Not Detected
PFMBA ND HI µg/L PFAS Not Detected
PFMPA ND HI µg/L PFAS Not Detected
PFNA ND HI µg/L PFAS Not Detected
PFOA ND 0.004 µg/L PFAS Not Detected
PFOS ND 0.004 µg/L PFAS Not Detected
PFPeA ND HI µg/L PFAS Not Detected
PFPeS ND HI µg/L PFAS Not Detected
PFTA ND HI µg/L PFAS Not Detected
PFTrDA ND HI µg/L PFAS Not Detected
PFUnA ND HI µg/L PFAS Not Detected
Data source: EPA SDWIS, UCMR 5, local utility CCR.

Lead level trend (90th percentile)

EPA action level: 15 ppb
Lead has decreased by 4.0 ppb from 1993 (5.0 ppb) to 2025 (0.9 ppb).
Contaminant Rankings

See how New Wilmington compares by contaminant

Explore where New Wilmington ranks among all Pennsylvania cities for specific contaminants.

Infrastructure

Water source & infrastructure

Primary Source
Purchased Surface Water
Operator
Local Government
Population Served
4,500
Water Systems
1
Water Source

Where New Wilmington's water comes from

Purchased Surface Water

New Wilmington's drinking water comes primarily from surface water sources such as rivers, lakes, or reservoirs.

Surface water systems require multi-stage treatment including coagulation, sedimentation, filtration, and disinfection to meet EPA Safe Drinking Water Act standards.

These sources can be impacted by seasonal changes, stormwater runoff, upstream agriculture, and industrial discharge.

The system is operated by local government ownership and serves approximately 4,500 people through 1 water system.

Local Hydrology

Water bodies near New Wilmington

New Wilmington is located near 3 notable water bodies. As a surface water system, these water bodies may directly influence the city's drinking water supply.

Shenango River Reservoir Near Sharpsville
lake
Shenango River At Sharpsville
river
Shenango River Near West New Castle
river
Infrastructure

Water systems serving New Wilmington

System Name PWSID Population Source
NEW WILMINGTON BORO WATER DEPT PA6370035 4,500 SWP
Regional Comparison

How New Wilmington compares

Full Pennsylvania rankings →

New Wilmington's score of 89.5/100 is above the average of 49/100 among major Pennsylvania cities. It outscores 10 of 10 nearby cities.

New Wilmington (this city)
89.5
Bryn Mawr
34.2
Mcmurray
86.8
Greensburg
46.7
Pennsylvania avg
49
City Profile

About New Wilmington, PA

Economic Profile
$73,611
Median Income
$195,560
Median Home Value
$761/mo
Median Rent
0.9%
Unemployment
Community
21.5
Median Age
791
People / sq mi
49%
College Educated
61.8%
Homeownership
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Frequently asked questions

Is New Wilmington, PA tap water safe to drink?

New Wilmington's water quality earned a grade of A- (89.5/100). The water generally meets EPA standards and is considered safe for consumption. The city ranks #12 out of 560 cities tested in Pennsylvania.

What contaminants are in New Wilmington's water?

Lead was measured at 0.9 ppb (90th percentile). No PFAS compounds were detected. 12 violations are on record.

How is New Wilmington'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 New Wilmington?

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

Where does New Wilmington's water come from?

New Wilmington's water is sourced from Purchased surface water. The city has 1 water system serving approximately 4,500 residents.

How does New Wilmington's water compare to other cities?

New Wilmington ranks #12 out of 560 cities in Pennsylvania (better than 98% of state cities) and #2770 out of 15744 cities nationally (82th percentile). The grade of A- reflects the combined assessment of violation history, lead and copper levels, PFAS contamination, and regulatory compliance.