WaterVerge

Is Radcliffe, IA Tap Water Safe to Drink?

Graded A, with 2 unresolved violations on record. See what was cited — and what it means for your tap. What to do next ↓

561 residents served 1 water system PWSID: IA4283067
Overall Score
92.9 / 100
Violations
2 active
Last Updated
May 2026
Source
Groundwater
#81 of 436 in Iowa Top 7% nationally
Local Government
Moderate data confidence
Reviewed by WaterVerge Editorial Team · Last updated May 2026
AGRADE
Water Quality Grade
92.9/100
waterverge.com
A 92.9/100

Radcliffe, IA — Water Quality Report

Radcliffe's drinking water received a grade of A (92.9 out of 100), indicating excellent water quality. The city's 1 water system serves approximately 561 residents using groundwater.

Lead levels were measured at 1.0 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 28 violations on record, including 3 health-based violations. 2 remain unresolved.

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

What to know about Radcliffe's water

Radcliffe ranks #81 out of 436 cities in Iowa for water quality, placing it above average in the state.

Radcliffe 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, Radcliffe may have fewer resources for advanced treatment technologies and infrastructure upgrades compared to larger utilities.

Quality Breakdown

Water quality score

See methodology →
92.9 out of 100 Grade A
A: 90-100
B: 74-89
C: 60-73
F: <50
How is this calculated?
Violations
42.9/45
A
Historical violation record including health-based and monitoring violations.
Lead & Copper
20/20
A
Lead at 1.0 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 Radcliffe, IA water safe to drink?

Use Caution

Radcliffe's tap water meets most EPA standards but has areas that warrant attention. With a grade of A (92.9/100), some contaminant levels or compliance issues suggest that residents may benefit from additional filtration. The city's 1 water system serves approximately 561 residents using groundwater (wells).

2
Active Violations
1.0 ppb
Lead (90th %ile)
7 events
Disaster History

Recent water quality updates for Radcliffe

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

Update
Water quality data updated

Latest EPA compliance and testing data incorporated into Radcliffe's water quality assessment. Grade: A (92.9/100).

Disaster
SEVERE STORMS AND FLOODING

Federal disaster declaration (FEMA DR-4421). Flood event — may have impacted local water infrastructure.

Violation
1 drinking water violation recorded

Contaminants: Xylenes, Total.

Disaster
HURRICANE KATRINA EVACUATION

Federal disaster declaration (FEMA DR-3239). Hurricane event — may have impacted local water infrastructure.

Violation
5 drinking water violations recorded

1 health-based. Contaminants: Coliform (TCR).

Violation
1 drinking water violation recorded

1 health-based. Contaminants: Coliform (TCR).

Key contaminant findings

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

Lead Within Limits
Detected: 1.0 ppb Limit: 15 ppb (EPA Action Level)

Well within EPA limits.

Violation history

Radcliffe's water system has 28 total violations on record, including 3 health-based violations. 2 remain unresolved.

MRMCL
Most recent violations:
Jan 2016 Xylenes, Total Resolved
Oct 1998 Coliform (TCR) Resolved
Oct 1998 Coliform (TCR) Resolved
Oct 1998 Coliform (TCR) Resolved
Oct 1998 Coliform (TCR) Resolved

Flood & environmental risk

Hardin County has experienced 7 federally declared disasters since 1965. Flooding and severe storms can overwhelm water treatment plants, cause sewage overflows, and introduce agricultural runoff, bacteria, and sediment into drinking water supplies.

SEVERE STORMS AND FLOODING
Flood FEMA DR-4421
HURRICANE KATRINA EVACUATION
Hurricane FEMA DR-3239
SEVERE STORMS, TORNADOES AND FLOODING
Flood FEMA DR-1230

Where does Radcliffe's water come from?

Radcliffe's drinking water comes from groundwater (wells), supplied by 1 water system serving approximately 561 people. Groundwater is generally less susceptible to surface contamination but can contain naturally occurring contaminants like arsenic, radon, and nitrate.

What Radcliffe residents can do

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

Radcliffe'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
1.0 ppb
EPA Action Level: 15 ppb · 7% of limit
Safe Level
Compliance Record

Violation summary

28
Total violations
3
Health-based
2
Active / unresolved
Jan 2016
Most recent violation
Compliance Record

Violations & advisories

28 Total
2 Active
3 Health-based
26 Resolved
Violations by category
Inorganic Chemicals
14
Total Coliform Rule
9
Volatile Organic Chemicals
1
Lead and Copper Rule
1
Nitrate Rule
1
Jul 1992 Active
Lead and Copper Rule
Monitoring & Reporting
Monitoring & Reporting 0
Active
Compliance Violation
Monitoring 0
Jan 2016 Resolved
Xylenes, Total
Monitoring & Reporting
Monitoring & Reporting Resolved Mar 2016
Oct 1998 Resolved
Coliform (TCR)
Monitoring & Reporting
Monitoring & Reporting Resolved Oct 1998
Oct 1998 Resolved
Coliform (TCR)
Monitoring & Reporting
Monitoring & Reporting Resolved Oct 1998
Oct 1998 Resolved
Coliform (TCR)
Monitoring & Reporting
Monitoring & Reporting Resolved Oct 1998
Oct 1998 Resolved
Coliform (TCR)
Monitoring & Reporting
Monitoring & Reporting Resolved Oct 1998
Oct 1998 Resolved
Coliform (TCR)
Max Contaminant Level
Health-Based Health Resolved Oct 1998
Aug 1998 Resolved
Coliform (TCR)
Max Contaminant Level
Health-Based Health Resolved Aug 1998
Jun 1998 Resolved
Coliform (TCR)
Monitoring & Reporting
Monitoring & Reporting Resolved Jun 1998
Apr 1998 Resolved
Coliform (TCR)
Monitoring & Reporting
Monitoring & Reporting Resolved Apr 1998
Jan 1996 Resolved
Cadmium
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 2004
Jan 1996 Resolved
Chromium
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 2004
Jan 1996 Resolved
Mercury
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 2004
Jan 1996 Resolved
Antimony, Total
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 2004
Jan 1996 Resolved
Thallium, Total
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 2004
Jan 1996 Resolved
Selenium
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 2004
Jan 1996 Resolved
Fluoride
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 2004
Jan 1996 Resolved
Barium
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 2004
Oct 1993 Resolved
Coliform (TCR)
Max Contaminant Level
Health-Based Health Resolved Oct 1993
Showing 20 of 28 violations
Environmental Risk

Flood & disaster history

7
Declared disasters
Mar 2019
Most recent
Flood
Most common type

Hardin County has experienced 7 federally declared disasters since 1965. Flooding and severe weather can compromise water treatment infrastructure and introduce contaminants into drinking water supplies.

Mar 2019
SEVERE STORMS AND FLOODING
Flood FEMA #4421
Sep 2005
HURRICANE KATRINA EVACUATION
Hurricane FEMA #3239
Jul 1998
SEVERE STORMS, TORNADOES AND FLOODING
Flood FEMA #1230
Jul 1993
SEVERE STORMS & FLOODING
Flood FEMA #996
May 1990
SEVERE STORMS & FLOODING
Flood FEMA #868
Aug 1969
HEAVY RAINS & FLOODING
Flood FEMA #269

Full contaminants report

Contaminant Detected Level EPA Limit Unit Category Status
Lead (90th percentile) 1.0 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 0.5 ppb from 1993 (1.5 ppb) to 2024 (1.0 ppb).
Contaminant Rankings

See how Radcliffe compares by contaminant

Explore where Radcliffe ranks among all Iowa cities for specific contaminants.

Infrastructure

Water source & infrastructure

Primary Source
Groundwater
Operator
Local Government
Population Served
561
Water Systems
1
Water Source

Where Radcliffe's water comes from

Groundwater

Radcliffe'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 561 people through 1 water system.

Infrastructure

Water systems serving Radcliffe

System Name PWSID Population Source
RADCLIFFE MUNICIPAL WATER IA4283067 561 GW
Regional Comparison

How Radcliffe compares

Full Iowa rankings →

Radcliffe's score of 92.9/100 is above the average of 72/100 among major Iowa cities. It outscores 10 of 10 nearby cities.

Radcliffe (this city)
92.9
Ames
81.5
Iowa avg
72
City Profile

About Radcliffe, IA

Economic Profile
$66,250
Median Income
$97,677
Median Home Value
$517/mo
Median Rent
2.2%
Unemployment
Community
49.5
Median Age
219
People / sq mi
8%
College Educated
85%
Homeownership
Share this reportHelp others learn about their water quality
WhatsAppXFacebookLinkedInEmail

Frequently asked questions

Is Radcliffe, IA tap water safe to drink?

Radcliffe's water quality earned a grade of A (92.9/100). The water generally meets EPA standards and is considered safe for consumption. The city ranks #81 out of 436 cities tested in Iowa.

What contaminants are in Radcliffe's water?

Lead was measured at 1.0 ppb (90th percentile). 28 violations are on record.

How is Radcliffe'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 Radcliffe?

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

Where does Radcliffe's water come from?

Radcliffe's water is sourced from Groundwater. The city has 1 water system serving approximately 561 residents.

What health violations has Radcliffe's water system had?

Radcliffe has 3 health-based violations on record. The most recent violation was recorded in January 2016. Health-based violations mean the water exceeded EPA maximum contaminant levels (MCLs) for a regulated substance. 2 violations remain unresolved.

Is Radcliffe's groundwater at risk of contamination?

Radcliffe 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 28 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 Radcliffe's water compare to other cities?

Radcliffe ranks #81 out of 436 cities in Iowa (better than 81% of state cities) and #1081 out of 15744 cities nationally (93th percentile). The grade of A reflects the combined assessment of violation history, lead and copper levels, PFAS contamination, and regulatory compliance.

Does Radcliffe's small water system affect quality?

Radcliffe's system serves approximately 561 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 28 violations on record.