WaterVerge

Is Guthrie Center, IA Tap Water Safe to Drink?

Graded A- — but Copper was detected above EPA limits. Here's what's in the water and how to remove it. What to do next ↓

2K residents served 1 water system PWSID: IA3937016
Overall Score
85.5 / 100
Violations
1 active
Last Updated
May 2026
Source
Groundwater
#337 of 436 in Iowa Top 34% nationally
Local Government
Moderate data confidence
Reviewed by WaterVerge Editorial Team · Last updated May 2026
A-GRADE
Water Quality Grade
85.5/100
waterverge.com
A- 85.5/100

Guthrie Center, IA — Water Quality Report

Guthrie Center's drinking water received a grade of A- (85.5 out of 100), indicating good water quality. The city's 1 water system serves approximately 1,593 residents using groundwater.

Lead levels were measured at 4.8 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 3 violations on record, including 1 health-based violation. 1 remains unresolved.

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

What to know about Guthrie Center's water

Guthrie Center ranks #337 out of 436 cities in Iowa for water quality, placing it among the lowest-rated in the state.

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

Quality Breakdown

Water quality score

See methodology →
85.5 out of 100 Grade A-
A: 90-100
B: 74-89
C: 60-73
F: <50
How is this calculated?
Violations
44.5/45
A
Historical violation record including health-based and monitoring violations.
Lead & Copper
14/20
C
Lead at 4.8 ppb (90th percentile).
Contaminants
17/20
B
PFAS + legacy contaminant analysis.
Compliance
5/10
D
Monitoring and reporting compliance with EPA regulations.
Source Risk
5/5
A
Water source: Groundwater.
Water Safety

Is Guthrie Center, IA water safe to drink?

Use Caution

Guthrie Center's tap water meets most EPA standards but has areas that warrant attention. With a grade of A- (85.5/100), some contaminant levels or compliance issues suggest that residents may benefit from additional filtration. The city's 1 water system serves approximately 1,593 residents using groundwater (wells).

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

Recent water quality updates for Guthrie Center

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

Update
Water quality data updated

Latest EPA compliance and testing data incorporated into Guthrie Center's water quality assessment. Grade: A- (85.5/100).

Disaster
SEVERE STORMS AND FLOODING

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

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: Antimony, Total.

Violation
1 drinking water violation recorded

1 health-based. Contaminants: Nitrate.

Key contaminant findings

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

Lead Within Limits
Detected: 4.8 ppb Limit: 15 ppb (EPA Action Level)

Well within EPA limits.

Copper Exceeds Limit
Detected: 1.82 mg/L Limit: 1.3 mg/L (EPA Action Level)

Exceeds EPA action level. Copper can leach from household plumbing — flush taps for 30 seconds before drinking.

Violation history

Guthrie Center's water system has 3 total violations on record, including 1 health-based violation. 1 remain unresolved.

MRMCL
Most recent violations:
Apr 1992 Antimony, Total Resolved
Jan 1991 Nitrate Resolved

Flood & environmental risk

Guthrie County has experienced 5 federally declared disasters since 1974. 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 Middle Raccoon River Near Bayard, Lake Panorama At Panora, Middle Raccoon River At Panora.

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 Guthrie Center's water come from?

Guthrie Center's drinking water comes from groundwater (wells), supplied by 1 water system serving approximately 1,593 people. Groundwater is generally less susceptible to surface contamination but can contain naturally occurring contaminants like arsenic, radon, and nitrate. Nearby water bodies include Middle Raccoon River Near Bayard (river), Lake Panorama At Panora (lake), Middle Raccoon River At Panora (river).

What Guthrie Center 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.

Flush your taps

Run cold water for 30 seconds before drinking, especially in the morning. Lead and copper leach from household plumbing when water sits in pipes.

Monitor alerts during storms

Guthrie Center'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
4.8 ppb
EPA Action Level: 15 ppb · 32% of limit
Safe Level
Copper (90th percentile)
Inorganic
Over Limit
1.82 mg/L
EPA Action Level: 1.3 mg/L · +20% over limit
Exceeds Limit
Compliance Record

Violation summary

3
Total violations
1
Health-based
1
Active / unresolved
Apr 1992
Most recent violation
Compliance Record

Violations & advisories

3 Total
1 Active
1 Health-based
2 Resolved
Violations by category
Inorganic Chemicals
1
Nitrate Rule
1
Active
Compliance Violation
Monitoring 0
Apr 1992 Resolved
Antimony, Total
Monitoring & Reporting
Monitoring & Reporting Resolved Mar 1995
Jan 1991 Resolved
Nitrate
Max Contaminant Level
Health-Based Health Resolved Dec 1993
Industrial pollution

Top industrial polluters within 10 miles of Guthrie Center

Industrial polluters nearby

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

FacilityTop chemicalTo surface water (lbs/yr)Distance
CENTRAL IOWA READY MIX
Nonmetallic Mineral Product · RASMUSSEN GROUP
GUTHRIE CENTER, IA50115
0.4 mi

Source: EPA Toxic Release Inventory (TRI) 2023

Environmental Risk

Flood & disaster history

5
Declared disasters
Mar 2019
Most recent
Flood
Most common type

Guthrie County has experienced 5 federally declared disasters since 1974. 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
Jun 1974
SEVERE STORMS & FLOODING
Flood FEMA #443

Recommended water filters

Based on contaminants detected in Guthrie Center's water supply, we recommend the following filter types.

🔧
For Copper
Reverse Osmosis or KDF Filter
Copper exceeds the EPA action level of 1.3 mg/L

Full contaminants report

Contaminant Detected Level EPA Limit Unit Category Status
Lead (90th percentile) 4.8 15 ppb Inorganic Safe
Copper (90th percentile) 1.82 1.3 mg/L Inorganic Over Limit
Data source: EPA SDWIS, UCMR 5, local utility CCR.

Lead level trend (90th percentile)

EPA action level: 15 ppb
Lead has decreased by 1.6 ppb from 1993 (6.4 ppb) to 2023 (4.8 ppb).

Copper level trend (90th percentile)

EPA action level: 1.3 mg/L
Copper has increased by 0.210 mg/L from 1993 (1.610 mg/L) to 2008 (1.820 mg/L).
Contaminant Rankings

See how Guthrie Center compares by contaminant

Explore where Guthrie Center ranks among all Iowa cities for specific contaminants.

Infrastructure

Water source & infrastructure

Primary Source
Groundwater
Operator
Local Government
Population Served
1,593
Water Systems
1
Water Source

Where Guthrie Center's water comes from

Groundwater

Guthrie Center'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 1,593 people through 1 water system.

Local Hydrology

Water bodies near Guthrie Center

Guthrie Center is located near 3 notable water bodies. These water bodies contribute to the regional watershed and may indirectly affect groundwater quality.

Middle Raccoon River Near Bayard
river
Lake Panorama At Panora
lake
Middle Raccoon River At Panora
river
Infrastructure

Water systems serving Guthrie Center

System Name PWSID Population Source
GUTHRIE CENTER MUNI WATER WORK IA3937016 1,593 GW
Regional Comparison

How Guthrie Center compares

Full Iowa rankings →

Guthrie Center's score of 85.5/100 is above the average of 72/100 among major Iowa cities. It outscores 9 of 10 nearby cities.

Guthrie Center (this city)
85.5
Ames
81.5
Iowa avg
72
City Profile

About Guthrie Center, IA

Economic Profile
$61,607
Median Income
$100,898
Median Home Value
$773/mo
Median Rent
1.8%
Unemployment
Community
35.9
Median Age
261
People / sq mi
21.5%
College Educated
75%
Homeownership
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Frequently asked questions

Is Guthrie Center, IA tap water safe to drink?

Guthrie Center's water quality earned a grade of A- (85.5/100). The water generally meets EPA standards and is considered safe for consumption. The city ranks #337 out of 436 cities tested in Iowa.

What contaminants are in Guthrie Center's water?

Lead was measured at 4.8 ppb (90th percentile). 3 violations are on record.

How is Guthrie Center'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 Guthrie Center?

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

Where does Guthrie Center's water come from?

Guthrie Center's water is sourced from Groundwater. The city has 1 water system serving approximately 1,593 residents.

What health violations has Guthrie Center's water system had?

Guthrie Center has 1 health-based violation on record. The most recent violation was recorded in April 1992. Health-based violations mean the water exceeded EPA maximum contaminant levels (MCLs) for a regulated substance. 1 violation remains unresolved.

Is Guthrie Center's groundwater at risk of contamination?

Guthrie Center 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 3 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 Guthrie Center's water compare to other cities?

Guthrie Center ranks #337 out of 436 cities in Iowa (better than 23% of state cities) and #5301 out of 15744 cities nationally (66th percentile). The grade of A- reflects the combined assessment of violation history, lead and copper levels, PFAS contamination, and regulatory compliance.

Does Guthrie Center's small water system affect quality?

Guthrie Center's system serves approximately 1,593 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 3 violations on record.