WaterVerge

Is Waterford, WI Tap Water Safe to Drink?

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

5K residents served 2 water systems PWSID: WI2520202
Overall Score
79 / 100
Violations
10 active
Last Updated
May 2026
Source
Groundwater
#275 of 446 in Wisconsin Top 54% nationally
Local Government
High data confidence
Reviewed by WaterVerge Editorial Team · Last updated May 2026
BGRADE
Water Quality Grade
79/100
waterverge.com
B 79/100

Waterford, WI — Water Quality Report

Waterford's drinking water received a grade of B (79 out of 100), indicating good water quality. The city's 2 water systems serve approximately 5,400 residents using groundwater.

Lead levels were measured at 0.0 ppb (90th percentile), well within EPA limits. PFAS testing under UCMR 5 found no detectable forever chemicals.

The system has 132 violations on record, including 13 health-based violations. 10 remain unresolved.

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

What to know about Waterford's water

Waterford ranks #275 out of 446 cities in Wisconsin for water quality, placing it below average in the state.

Waterford 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.

Quality Breakdown

Water quality score

See methodology →
79 out of 100 Grade B
A: 90-100
B: 74-89
C: 60-73
F: <50
How is this calculated?
Violations
26.5/45
D
Historical violation record including health-based and monitoring violations.
Lead & Copper
20/20
A
Lead at 0.0 ppb (90th percentile).
Contaminants
19.5/20
A
No PFAS compounds detected.
Compliance
8/10
B
Monitoring and reporting compliance with EPA regulations.
Source Risk
5/5
A
Water source: Groundwater.
Water Safety

Is Waterford, WI water safe to drink?

Concerns Identified

Waterford's drinking water has significant quality concerns based on EPA testing data. With a grade of B (79/100), the system has issues across multiple categories. A water filter is recommended for all residents. The city's 2 water systems serve approximately 5,400 residents using groundwater (wells).

10
Active Violations
0.0 ppb
Lead (90th %ile)
None
PFAS Detected
4 events
Disaster History

Recent water quality updates for Waterford

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

Update
Water quality data updated

Latest EPA compliance and testing data incorporated into Waterford's water quality assessment. Grade: B (79/100).

Violation
2 drinking water violations recorded

1 health-based. Contaminants: LEAD AND COPPER RULE REVISIONS, Public Notice.

Violation
2 drinking water violations recorded

Contaminants: Consumer Confidence Rule.

Violation
1 drinking water violation recorded

Contaminants: Lead and Copper Rule.

Disaster
SEVERE WINTER STORM AND FLOODING

Federal disaster declaration (FEMA DR-4477). Flood event — may have impacted local water infrastructure.

Disaster
HURRICANE KATRINA EVACUATION

Federal disaster declaration (FEMA DR-3249). Hurricane event — may have impacted local water infrastructure.

Key contaminant findings

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

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

Well within EPA limits.

Violation history

Waterford's water system has 132 total violations on record, including 13 health-based violations. 10 remain unresolved. 5 violations were issued in the last 5 years.

TTOtherMRMCL
Most recent violations:
Oct 2024 LEAD AND COPPER RULE REVISIONS Open
Oct 2024 Public Notice Open
Jul 2024 Consumer Confidence Rule Open
Jul 2024 Consumer Confidence Rule Open
Feb 2021 Lead and Copper Rule Open

Flood & environmental risk

Racine County has experienced 4 federally declared disasters since 1969. 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 Mukwonago River, Fox River, Muskego (Big Muskego) Lake Outlet Nr Wind Lake, Wind Lake.

SEVERE WINTER STORM AND FLOODING
Flood FEMA DR-4477
HURRICANE KATRINA EVACUATION
Hurricane FEMA DR-3249
SEVERE STORMS & FLOODING
Flood FEMA DR-376

Where does Waterford's water come from?

Waterford's drinking water comes from groundwater (wells), supplied by 2 water systems serving approximately 5,400 people. Groundwater is generally less susceptible to surface contamination but can contain naturally occurring contaminants like arsenic, radon, and nitrate. Nearby water bodies include Mukwonago River (river), Fox River (river), Muskego (Big Muskego) Lake Outlet Nr Wind Lake (river), Wind Lake (lake).

What Waterford residents can do

Install a water filter

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

Waterford'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
HAA5 (Disinfection Byproducts)
Disinfection Byproduct
Safe
2.0 µg/L
EPA MCL: 60 µg/L · 3% of limit
Within LimitUCMR 4 DataHAA6Br: 3.5 µg/LHAA9: 4.2 µg/L
Manganese
Inorganic
Detected
16.2 µg/L
EPA Secondary MCL: 50 µg/L · 32% of limit
DetectedUCMR 4 Data
PFAS Testing

Forever chemicals overview

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

Violation summary

132
Total violations
13
Health-based
10
Active / unresolved
Oct 2024
Most recent violation
Compliance Record

Violations & advisories

132 Total
10 Active
13 Health-based
122 Resolved
2 SNC
Violations by category
Volatile Organic Chemicals
63
Synthetic Organic Chemicals
29
Radionuclides and Revised Rad Rule
23
Consumer Confidence Rule
5
Stage 2 Disinfectants and Disinfection Byproducts Rule
4
Oct 2024 Active
LEAD AND COPPER RULE REVISIONS
Treatment Technique
Health-Based Health 0
Oct 2024 Active
Public Notice
Other Violation 0
Jul 2024 Active
Consumer Confidence Rule
Other Violation 0
Jul 2024 Active
Consumer Confidence Rule
Other Violation 0
Feb 2021 Active
Lead and Copper Rule
Monitoring & Reporting
Monitoring & Reporting 0
Jul 2020 Active
Consumer Confidence Rule
Other Violation 0
Jul 2019 Active
Consumer Confidence Rule
Other Violation 0
Jul 2019 Active
Consumer Confidence Rule
Other Violation 0
Jan 1999 Active
Lead and Copper Rule
Monitoring & Reporting
Monitoring & Reporting 0
Active
Compliance Violation
Monitoring 0
Jan 2020 Resolved
TTHM
Monitoring & Reporting
SNC Monitoring & Reporting Resolved Dec 2020
Jan 2020 Resolved
Total Haloacetic Acids (HAA5)
Monitoring & Reporting
SNC Monitoring & Reporting Resolved Dec 2020
Jan 2017 Resolved
Total Haloacetic Acids (HAA5)
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 2017
Jan 2017 Resolved
TTHM
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 2017
Apr 2007 Resolved
Gross Alpha, Excl. Radon and U
Monitoring & Reporting
Monitoring & Reporting Resolved Jun 2007
Apr 2007 Resolved
Combined Uranium
Monitoring & Reporting
Monitoring & Reporting Resolved Jun 2007
Apr 2007 Resolved
Radium-226
Monitoring & Reporting
Monitoring & Reporting Resolved Jun 2007
Apr 2007 Resolved
Combined Radium (-226 and -228)
Monitoring & Reporting
Monitoring & Reporting Resolved Jun 2007
Apr 2007 Resolved
Radium-228
Monitoring & Reporting
Monitoring & Reporting Resolved Jun 2007
Mar 2002 Resolved
Gross Alpha, Excl. Radon and U
Monitoring & Reporting
Monitoring & Reporting Resolved Apr 2002
Showing 20 of 132 violations
Industrial pollution

Top industrial polluters within 10 miles of Waterford

Industrial polluters nearby

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

Total reported releases to surface water: 4 lbs

FacilityTop chemicalTo surface water (lbs/yr)Distance
ARDAGH GLASS INC
Nonmetallic Mineral Product · ARDAGH HOLDINGS USA INC
BURLINGTON, WI53105
Lead And Lead Compounds47.8 mi
LAVELLE INDUSTRIES INC.
Plastics and Rubber · LAVELLE INDUSTRIES INC
BURLINGTON, WI53105
7.7 mi
APPLIED MATERIAL SOLUTIONS
Chemicals · APPLIED MATERIAL SOLUTIONS INC
BURLINGTON, WI53105
8.1 mi
QUAD/GRAPHICS COMMERCIAL & SPECIALTY LLC
Printing · QUAD/GRAPHICS INC
BURLINGTON, WI53105
8.5 mi
PLYMOUTH TUBE TRENT PLANT
Primary Metals · PLYMOUTH TUBE CO
EAST TROY, WI53120
9.2 mi

Source: EPA Toxic Release Inventory (TRI) 2023

Site context

Superfund sites within 10 miles of Waterford

Superfund sites nearby

Federally tracked hazardous-waste sites on the EPA National Priorities List. Proximity does not necessarily indicate tap-water contamination — the connection depends on hydrology and treatment.

Source: EPA Superfund National Priorities List

Environmental Risk

Flood & disaster history

4
Declared disasters
Mar 2020
Most recent
Flood
Most common type

Racine County has experienced 4 federally declared disasters since 1969. Flooding and severe weather can compromise water treatment infrastructure and introduce contaminants into drinking water supplies.

Mar 2020
SEVERE WINTER STORM AND FLOODING
Flood FEMA #4477
Sep 2005
HURRICANE KATRINA EVACUATION
Hurricane FEMA #3249
Apr 1973
SEVERE STORMS & FLOODING
Flood FEMA #376
Jul 1969
SEVERE STORMS & FLOODING
Flood FEMA #264

Full contaminants report

Contaminant Detected Level EPA Limit Unit Category Status
Lead (90th percentile) 0.0 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 15.0 ppb from 1993 (15.0 ppb) to 2024 (0.0 ppb).
Infrastructure

Water source & infrastructure

Primary Source
Groundwater
Operator
Local Government
Population Served
5,400
Water Systems
2
Water Source

Where Waterford's water comes from

Groundwater

Waterford'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 5,400 people through 2 water systems.

Local Hydrology

Water bodies near Waterford

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

Mukwonago River
river
Fox River
river
Muskego (Big Muskego) Lake Outlet Nr Wind Lake
river
Wind Lake
lake
Infrastructure

Water systems serving Waterford

System Name PWSID Population Source
WATERFORD WATERWORKS WI2520202 5,368 GW
FIELDS OF WATERFORD WI2522850 32 GW
Regional Comparison

How Waterford compares

Full Wisconsin rankings →

Waterford's score of 79/100 is above the average of 65/100 among major Wisconsin cities. It outscores 7 of 10 nearby cities.

Waterford (this city)
79
Milwaukee
90.2
Madison
35.4
Racine
69.5
Kenosha
45.8
Wisconsin avg
65
City Profile

About Waterford, WI

Wikipedia →

Waterford is a village in Racine County, Wisconsin, United States. The population was 5,542 at the 2020 census.

Economic Profile
$81,575
Median Income
$301,651
Median Home Value
$1,179/mo
Median Rent
2.3%
Unemployment
Community
43.1
Median Age
884
People / sq mi
31.9%
College Educated
76.7%
Homeownership
Share this reportHelp others learn about their water quality
WhatsAppXFacebookLinkedInEmail

Frequently asked questions

Is Waterford, WI tap water safe to drink?

Waterford's water quality earned a grade of B (79/100). Some concerns have been identified. Consider a water filter for an extra layer of protection. The city ranks #275 out of 446 cities tested in Wisconsin.

What contaminants are in Waterford's water?

Lead was measured at 0.0 ppb (90th percentile). No PFAS compounds were detected. 132 violations are on record.

How is Waterford'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 Waterford?

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

Where does Waterford's water come from?

Waterford's water is sourced from Groundwater. The city has 2 water systems serving approximately 5,400 residents.

What health violations has Waterford's water system had?

Waterford has 13 health-based violations on record. The most recent violation was recorded in October 2024. Health-based violations mean the water exceeded EPA maximum contaminant levels (MCLs) for a regulated substance. 10 violations remain unresolved.

Is Waterford's groundwater at risk of contamination?

Waterford 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 132 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 Waterford's water compare to other cities?

Waterford ranks #275 out of 446 cities in Wisconsin (better than 38% of state cities) and #8420 out of 15744 cities nationally (47th percentile). The grade of B reflects the combined assessment of violation history, lead and copper levels, PFAS contamination, and regulatory compliance.