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Official EPA SDWIS Verified ReportWater Quality & Testing GuideHistorical Record: No Recorded SDWIS Violations

ZIP Code 51338 Water Quality & Testing Report

Everly, IA · Clay County County · Updated for 2026

Sahajul HaqueCompiled & verified by Sahajul Haque from official EPA SDWIS records
Public Health & Medical Notice: Drinking water quality data on this page reflects historical compliance records submitted under the Safe Drinking Water Act. This information does not constitute medical advice or a real-time safety guarantee. If you are pregnant, nursing, preparing infant formula, or immunocompromised, consult a healthcare provider. Boiling water kills biological pathogens, but does NOT remove chemical contaminants like lead, arsenic, or PFAS.
Quick EPA Verified Answer

Is Tap Water Safe to Drink in ZIP 51338 (Everly, IA)?

Yes, tap water in ZIP code 51338 (Everly, IA) is safe to drink under EPA Safe Drinking Water Act standards. Supplied by Everly Water Supply, the area earns an EPA Safety Grade of B (70/100) with 0 health violations, 3.5 ppb lead, and very hard (241 mg/L / 14.1 GPG) water.

Safety Score
B

Water Safety Grade

Good — Minor issues on record

Health Violations

0

Total Violations

1

Lead Risk

Very High

Contaminants

0

⚠

Active Water Quality Issues Detected

EPA records show 0 unresolved violation. Contact Everly Water Supply for current status.

About Tap Water in ZIP Code 51338

Tap water in ZIP code 51338 (Everly, IA) is distributed by Everly Water Supply (EPA ID: IA2115029), serving approximately 575 residents. Based on EPA Safe Drinking Water Act compliance records, this system receives a water safety grade of B with a composite quality score of 70/100.

Water System

Everly Water Supply

EPA ID: IA2115029

Water Source

Ground Water

Population Served

575 residents

County

Clay County County, Iowa

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Lead Levels in ZIP 51338

EPA action level: 15 ppb | Public health goal: 0 ppb

Lead Level: 3.5 ppb — Very Low

The 90th percentile lead level in 51338 is 3.5 ppb. This meets the EPA action level of 15 ppb. Health experts recommend a target of 0 ppb for optimal safety.

Lead exposure risk in 51338 is rated Very High. EPA models estimate a 73% exposure probability based on housing and infrastructure age.

Lead Level (90th percentile)
3.50 ppb (0.0035 mg/L)
Lead Exposure Risk Rating
Very High
Lead Exposure Probability

EPA model estimate based on housing age and infrastructure

73%
Note: Lead levels above are the 90th percentile from EPA monitoring — meaning 90% of samples were at or below this level. Even "undetected" tap water lead doesn't account for lead leaching from home plumbing. If your home was built before 1986, individual tap testing is recommended.
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Water Hardness & Mineral Content

Grains per gallon (GPG) & Parts per million (PPM / mg/L)

Classification: Very Hard14.1 GPG · 241 mg/L

Water in ZIP 51338 is Very Hard (241 mg/L / 14.1 GPG). High concentrations of dissolved limestone minerals cause severe mineral buildup, stiff laundry, dry skin, and premature water heater wear.

Recommendation: A whole-home water softener system is strongly recommended to protect plumbing and home appliances.
Hardness (GPG)

Grains per gallon

14.1 GPG
Hardness (PPM / mg/L)

Parts per million CaCO3

241 mg/L
Appliance Scaling Risk
High / Severe

Official EPA SDWIS Database Entry

Utility: Everly Water Supply · PWSID: IA2115029

Verify on EPA.gov
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Violation History

Past 5 years — EPA SDWIS data

Everly Water Supply has recorded 1 violation, but none are health-based (e.g., administrative or monitoring infractions).

Total Violations (5 yr)
1
Health-Based Violations
0
Unresolved Violations
0
Boil Water Advisories
0
Compliance Risk
Low

Regulatory compliance risk for this utility is rated Low based on past reporting and enforcement records.

⚗️

Contaminants Detected

Contaminants with health-based violations on record

No health-based contaminant violations are on record for ZIP code 51338 under the Safe Drinking Water Act.

⚖ Enforcement Actions

EPA or state regulators have issued 4 enforcement actions to address compliance lapses.
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Water Source & Environmental Factors

Ground Water

This system draws water from underground aquifers. Groundwater is naturally filtered through soil and rock, but can still contain naturally occurring minerals like arsenic, radium, or nitrates.

Water Source Type
Ground Water
EPA Radon Zone

Highest potential

Zone 1
Annual Flood Risk Cost

Estimated annual flood-related costs per property

$1
Energy Burden

% of household income spent on energy — indicator of older infrastructure

2.96%

EPA Radon Zone 1 — highest potential for radon in indoor air. Homeowners should test their home for radon and consider mitigation if levels exceed 4 pCi/L.

Water Quality Testing in ZIP 51338

Tap Water & Well Testing Recommendations

Residents in ZIP code 51338 served by Everly Water Supply can test tap water or private well systems to verify water purity. Testing detects hidden contaminants before they impact family health.

Tap Water Testing Steps

  • 1.Conduct a certified lead check if your home was constructed before 1986.
  • 2.Use certified lab testing kits rather than uncalibrated test strips for regulated compliance.
  • 3.Sample water from both your kitchen faucet and water heater to compare line purity.

Private Well Testing Steps

  • •Test for Coliform bacteria and Nitrates annually.
  • •Test for heavy metals, radon, and PFAS every 3 years.
  • •Send samples to a state-certified drinking water laboratory recognized by Iowa Department of Natural Resources.
Certified Lab Testing: Always use an EPA-certified drinking water laboratory in IA for formal legal or real estate compliance testing.

🛡 What Should You Do? — ZIP 51338 Recommendations

  • ✓ Run cold water for 30 seconds each morning before use — especially if pipes are old
  • ✓ Request your annual Consumer Confidence Report from Everly Water Supply
  • ✓ If your home was built before 1986, consider testing your own tap for lead
  • ✓ Use a pitcher filter (NSF/ANSI 42 certified) for improved taste

Recommended Taste & Safety Filter:

🚰

NSF/ANSI 53 Certified Pitcher Filter

Best for removing aesthetic chlorine, odors, and low-level heavy metals.

Filter Selection Guide →

Frequently Asked Questions — ZIP 51338 Water Quality

Is tap water safe to drink in ZIP code 51338?+
Yes — tap water in 51338 (Everly, IA) meets EPA standards with a water safety grade of B. No health-based violations are on record in the past 5 years.
How do I get my water tested in ZIP 51338 (Everly, IA)?+
To test water quality in ZIP 51338, you can order a certified drinking water test kit or send water samples to an EPA/NELAP certified laboratory in IA. Certified testing checks for lead, coliform bacteria, nitrates, hardness, and PFAS that standard test strips miss. Contact Iowa Department of Natural Resources for a list of certified regional labs.
How hard is the tap water in 51338?+
Tap water in 51338 is classified as Very Hard with an estimated mineral hardness of 241 mg/L (14.1 GPG). A whole-home water softener system is strongly recommended to protect plumbing and home appliances.
Should I test private well water in 51338?+
Yes. Unlike municipal systems, private wells in 51338 are not regulated by the EPA or local utilities. Private well owners should test their water annually for coliform bacteria and nitrates, and every 3 to 5 years for heavy metals (lead, arsenic) and volatile organic compounds.
What is the lead level in 51338 tap water?+
The 90th percentile lead level in 51338 is 3.5 ppb. The EPA action level is 15 ppb. This is below the EPA action level.
Is there an active boil water notice in 51338?+
There are currently no active boil water advisories on record for 51338. Water treatment systems are operating within normal parameters.
Who provides tap water to 51338?+
Tap water in ZIP code 51338 is provided by Everly Water Supply (EPA ID: IA2115029), serving approximately 575 residents.
What water filter should I use in 51338?+
Based on water metrics for 51338, we recommend Lead & Microplastic Filter. Look for certifications such as NSF/ANSI 53 (Lead Reduction), NSF/ANSI 42 (Particulate/Taste).

Data Sources & Methodology

Water quality data for ZIP code 51338 is compiled from the EPA Safe Drinking Water Information System (SDWIS), EPA ECHO enforcement database, UCMR5 unregulated contaminant monitoring, and Consumer Confidence Reports filed by Everly Water Supply. Safety scores are composite metrics derived from violation history, lead levels, enforcement actions, and infrastructure risk indicators. Data reflects a 5-year monitoring window. Last dataset update: 2024. View EPA source data →