WaterVerge

Is Stuart, IA Tap Water Safe to Drink?

Graded A, with 1 unresolved violation on record. See what was cited — and what it means for your tap. What to do next ↓

2K residents served 1 water system PWSID: IA0180001
Overall Score
93 / 100
Violations
1 active
Last Updated
May 2026
Source
Purchased surface water
#74 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
93/100
waterverge.com
A 93/100

Stuart, IA — Water Quality Report

Stuart's drinking water received a grade of A (93 out of 100), indicating excellent water quality. The city's 1 water system serves approximately 1,814 residents using purchased surface water.

Lead levels were measured at 2.0 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 22 violations on record, including 17 health-based violations. 1 remains unresolved.

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

What to know about Stuart's water

Stuart ranks #74 out of 436 cities in Iowa for water quality, placing it above average 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.

As a small community water system, Stuart may have fewer resources for advanced treatment technologies and infrastructure upgrades compared to larger utilities.

Quality Breakdown

Water quality score

See methodology →
93 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 2.0 ppb (90th percentile).
Contaminants
17/20
B
PFAS + legacy contaminant analysis.
Compliance
10/10
A
Monitoring and reporting compliance with EPA regulations.
Source Risk
4/5
B
Water source: Purchased surface water.
Water Safety

Is Stuart, IA water safe to drink?

Use Caution

Stuart's tap water meets most EPA standards but has areas that warrant attention. With a grade of A (93/100), some contaminant levels or compliance issues suggest that residents may benefit from additional filtration. The city's 1 water system serves approximately 1,814 residents using surface water (rivers, lakes, or reservoirs).

1
Active Violations
2.0 ppb
Lead (90th %ile)
5 events
Disaster History

Recent water quality updates for Stuart

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

Update
Water quality data updated

Latest EPA compliance and testing data incorporated into Stuart's water quality assessment. Grade: A (93/100).

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

1 health-based. Contaminants: TTHM.

Violation
1 drinking water violation recorded

1 health-based. Contaminants: TTHM.

Disaster
HURRICANE KATRINA EVACUATION

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

Violation
1 drinking water violation recorded

Contaminants: Di(2-ethylhexyl) phthalate.

Key contaminant findings

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

Lead Within Limits
Detected: 2.0 ppb Limit: 15 ppb (EPA Action Level)

Well within EPA limits.

Violation history

Stuart's water system has 22 total violations on record, including 17 health-based violations. 1 remain unresolved.

MCLMR
Most recent violations:
Oct 2007 TTHM Resolved
Jul 2007 TTHM Resolved
Jan 1998 Di(2-ethylhexyl) phthalate Resolved
Jul 1996 Ethylbenzene Resolved
Jun 1995 Nitrite Resolved

Flood & environmental risk

Adair 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.

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 Stuart's water come from?

Stuart's drinking water comes from surface water (rivers, lakes, or reservoirs), supplied by 1 water system serving approximately 1,814 people. Surface water sources are more susceptible to contamination from runoff, industrial discharge, and algal blooms, requiring extensive treatment.

What Stuart 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

Stuart'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
2.0 ppb
EPA Action Level: 15 ppb · 13% of limit
Safe Level
Compliance Record

Violation summary

22
Total violations
17
Health-based
1
Active / unresolved
Oct 2007
Most recent violation
Compliance Record

Violations & advisories

22 Total
1 Active
17 Health-based
21 Resolved
Violations by category
Radionuclides and Revised Rad Rule
11
Inorganic Chemicals
5
Stage 1 Disinfectants and Disinfection Byproducts Rule
2
Synthetic Organic Chemicals
1
Volatile Organic Chemicals
1
Active
Compliance Violation
Monitoring 0
Oct 2007 Resolved
TTHM
Max Contaminant Level
Health-Based Health Resolved Dec 2007
Jul 2007 Resolved
TTHM
Max Contaminant Level
Health-Based Health Resolved Sep 2007
Jan 1998 Resolved
Di(2-ethylhexyl) phthalate
Monitoring & Reporting
Monitoring & Reporting Resolved Mar 1998
Jul 1996 Resolved
Ethylbenzene
Monitoring & Reporting
Monitoring & Reporting Resolved Sep 1996
Jun 1995 Resolved
Nitrite
Monitoring & Reporting
Monitoring & Reporting Resolved Jun 1995
Oct 1985 Resolved
Gross Alpha, Excl. Radon and U
Max Contaminant Level
Health-Based Health Resolved Sep 1986
Oct 1985 Resolved
Combined Radium (-226 and -228)
Max Contaminant Level
Health-Based Health Resolved Sep 1986
Jan 1985 Resolved
Combined Radium (-226 and -228)
Monitoring & Reporting
Monitoring & Reporting Resolved Jun 1985
Oct 1984 Resolved
Fluoride
Max Contaminant Level
Health-Based Health Resolved Sep 1985
Oct 1984 Resolved
Combined Radium (-226 and -228)
Max Contaminant Level
Health-Based Health Resolved Sep 1985
Oct 1983 Resolved
Gross Alpha, Excl. Radon and U
Max Contaminant Level
Health-Based Health Resolved Jul 1984
Oct 1983 Resolved
Combined Radium (-226 and -228)
Max Contaminant Level
Health-Based Health Resolved Sep 1984
Oct 1983 Resolved
Fluoride
Max Contaminant Level
Health-Based Health Resolved Sep 1984
Jul 1980 Resolved
Gross Alpha, Excl. Radon and U
Max Contaminant Level
Health-Based Health Resolved Oct 1980
Jul 1980 Resolved
Combined Radium (-226 and -228)
Max Contaminant Level
Health-Based Health Resolved Oct 1980
Sep 1979 Resolved
Fluoride
Max Contaminant Level
Health-Based Health Resolved Oct 1980
Sep 1979 Resolved
Fluoride
Max Contaminant Level
Health-Based Health Resolved Sep 1980
Sep 1979 Resolved
Fluoride
Max Contaminant Level
Health-Based Health Resolved Sep 1980
Jul 1979 Resolved
Combined Radium (-226 and -228)
Max Contaminant Level
Health-Based Health Resolved Jun 1983
Showing 20 of 22 violations
Industrial pollution

Top industrial polluters within 10 miles of Stuart

Industrial polluters nearby

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

FacilityTop chemicalTo surface water (lbs/yr)Distance
POET BIOREFINING - MENLO LLC
Chemicals · POET HOLDING CO LLC
MENLO, IA50164
3.4 mi

Source: EPA Toxic Release Inventory (TRI) 2023

Environmental Risk

Flood & disaster history

5
Declared disasters
Mar 2019
Most recent
Flood
Most common type

Adair 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.

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
Sep 1972
SEVERE STORMS & FLOODING
Flood FEMA #354

Full contaminants report

Contaminant Detected Level EPA Limit Unit Category Status
Lead (90th percentile) 2.0 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 8.8 ppb from 1993 (10.8 ppb) to 2023 (2.0 ppb).
Infrastructure

Water source & infrastructure

Primary Source
Purchased Surface Water
Operator
Local Government
Population Served
1,814
Water Systems
1
Water Source

Where Stuart's water comes from

Purchased Surface Water

Stuart'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 1,814 people through 1 water system.

Infrastructure

Water systems serving Stuart

System Name PWSID Population Source
STUART WATER SUPPLY IA0180001 1,814 SWP
Regional Comparison

How Stuart compares

Full Iowa rankings →

Stuart's score of 93/100 is above the average of 72/100 among major Iowa cities. It outscores 10 of 10 nearby cities.

Stuart (this city)
93
Ames
81.5
Iowa avg
72
City Profile

About Stuart, IA

Wikipedia →

Stuart is a city in Lincoln Township, Adair County, and in Stuart Township, Guthrie County, in the U.S. state of Iowa. That part of the city within Guthrie County is part of the Des Moines–West Des Moines Metropolitan Statistical Area. The population was 1,782 at the 2020 census.

Economic Profile
$57,031
Median Income
$135,988
Median Home Value
$707/mo
Median Rent
3.3%
Unemployment
Community
43.6
Median Age
240
People / sq mi
15.8%
College Educated
72%
Homeownership
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Frequently asked questions

Is Stuart, IA tap water safe to drink?

Stuart's water quality earned a grade of A (93/100). The water generally meets EPA standards and is considered safe for consumption. The city ranks #74 out of 436 cities tested in Iowa.

What contaminants are in Stuart's water?

Lead was measured at 2.0 ppb (90th percentile). 22 violations are on record.

How is Stuart'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 Stuart?

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

Where does Stuart's water come from?

Stuart's water is sourced from Purchased surface water. The city has 1 water system serving approximately 1,814 residents.

What health violations has Stuart's water system had?

Stuart has 17 health-based violations on record. The most recent violation was recorded in October 2007. Health-based violations mean the water exceeded EPA maximum contaminant levels (MCLs) for a regulated substance. 1 violation remains unresolved.

How does Stuart's water compare to other cities?

Stuart ranks #74 out of 436 cities in Iowa (better than 83% of state cities) and #1015 out of 15744 cities nationally (94th percentile). The grade of A reflects the combined assessment of violation history, lead and copper levels, PFAS contamination, and regulatory compliance.

Does Stuart's small water system affect quality?

Stuart's system serves approximately 1,814 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 22 violations on record.