CITY REPORT IA

Milford, IA: High Radon Risk — 70/100 (2026)

1 ZIP code · 5 water systems · Updated 2026-06-03

Drinking water tracked for Milford by IA authorities posts above-average scores — the majority of systems are free from health-based exceedances and the city's grade sits above the state median.

How Milford Compares

Milford70/100
Iowa avg59/100
National avg67/100

Data: EPA SDWIS Last verified: 2026-06-03

1
ZIP Codes
5
Water Systems
0
ZIPs with Violations
B · 70
Avg Safety Score
Zone 1
Radon Risk (High)
$256K
Median Home Value
$2,900
Est. Remediation (1.1% of home value)

Milford Water: The Quick Version

  • Average lead level: 0.002 mg/L.
  • Homes built before 1986: 61% — older plumbing may contain lead solder.
  • Estimated remediation: $2,900 per household.
  • CDC health risk index: 13.9 — above typical levels.

Water Systems Serving Milford

With 3 utilities splitting service in Milford, IA, water accountability is distributed across 5 systems on the federal record.

Milford Municipal Utilities
Serves ~3,321 people
70
/100
Arnolds Park Water Department
Serves ~1,110 people
70
/100
Okoboji Water Supply
Serves ~768 people
70
/100

Overview

We track water quality and home safety data for 1 ZIP code in Milford, Iowa, covering 5 community water systems serving approximately 4,990 people.

No EPA violations recorded across any ZIP codes in Milford — an excellent indicator of water quality.

Home Safety Score

Average Home Safety Score for Milford: B (70/100)

The score combines three factors:

Factor What It Measures
Water Quality EPA violations and compliance history
Lead Levels 90th percentile lead concentration vs EPA action level
Radon Risk EPA radon zone classification

Water Sources

Milford water systems draw from: Surface water.

Lead & Copper

  • Average lead level (90th percentile): 0.0020 mg/L (EPA action level: 0.015 mg/L)
  • 0 ZIP codes exceed the EPA lead action level

Radon Risk

Dominant radon zone: Zone 1 (High Risk)

The EPA recommends testing homes in Zone 1 and Zone 2 areas for radon.

Areas with No Violations

ZIP Code Safety Score System Population
51351 B Milford Municipal Utilities 3,321

All ZIP Codes in Milford

Data Sources

Updated daily.

CDC Health Data for Milford

9.7%
Asthma (US: 9.8%)
12.1%
Diabetes (US: 10.4%)
14.1%
Poor Mental Health (US: 14.8%)

Source: CDC PLACES (County-level estimates). Water contamination can correlate with respiratory and chronic health conditions.

Compared to National Average

Asthma 9.7% ↓
Diabetes 12.1% ↑
Mental Health 14.1% ↓

Vertical line = national average. Above national · Below national

How Old Is Milford's Housing Stock?

1972
Median Build Year
61%
Built Before 1986
28%
Built Before 1970
Copper
Likely Pipe Material

With 61% of homes built before 1986, lead solder in plumbing is a potential concern. The EPA banned lead solder in 1986, but many older homes retain original plumbing.

Source: U.S. Census Bureau American Community Survey (ACS).

Housing Age Profile

Plumbing risk in older housing is defined by two eras: the pre-1970 period when lead pipes were commonly used for service lines, and the 1970-to-1986 period when lead solder remained standard in copper plumbing until the federal ban. Milford's median build year of 1972 lands in a range where both eras are heavily represented in the housing stock. That creates an elevated aggregate environment for plumbing-related lead exposure — one that city-level water quality averages don't capture, because the risk sits inside individual properties rather than in the distribution system.

1972
Median Year Built
61%
Pre-1986 (Lead Paint Risk)
28%
Pre-1970 (Lead Pipes Risk)
Pre-1970 (28%) 1970–1986 (33%) Post-1986 (39%)

Over half of homes in Milford were built before 1986, when lead solder was banned. Older plumbing may leach lead into drinking water, especially with corrosive water chemistry.

Source: U.S. Census Bureau ACS B25034.

Milford: Remediation Cost in Perspective

Within the Milford property market, documented remediation claims a moderate slice of typical equity — real but budgetable.

Median Home Value
$256,100
Est. Remediation
$2,900
Remediation as % of home value 1.1%

Remediation costs are moderate relative to home values in Milford. The estimated $1,900–$4,100 range is manageable for most homeowners but still worth budgeting for. Home values are 56% above the Iowa average.

Protecting Children from Lead in Milford

61%
Homes Built Before 1986
0.002
mg/L Avg Lead (Limit: 0.015)

Why children are most at risk: The CDC states there is no safe level of lead exposure for children. Children under 6 absorb lead more readily than adults, and even low levels can cause developmental delays, learning difficulties, and behavioral problems.

Older interior plumbing shapes the local picture: 61% of Milford homes predate the federal solder ban, and aggregate sampling either approaches or crosses the action benchmark. That mix makes a single-home draw a standard pre-purchase or pre-occupancy step.

Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.

Climate-Related Water Risk for Milford

The NFIP claim record for Milford — 2 filed incidents — reflects genuine, recurring flood exposure rather than an isolated event or two. When a community accumulates flood claims at this volume and carries 100% of its ZIP codes inside FEMA-designated zones, flood history starts to factor into water quality planning in ways it doesn't for lower-exposure areas. Flooding introduces specific contamination pathways — runoff overwhelming treatment facility intake, surface water infiltrating private wells, and pressure disruptions in distribution systems allowing backflow — all of which become more relevant as flood frequency increases.

2
Total FEMA Flood Claims
$7,653
Avg Claim Payout
100%
ZIPs in FEMA Flood Zones

Milford has a moderate flood history with 2 FEMA claims averaging $7,653 per payout. 100% of ZIP codes fall within FEMA flood zones. Flood events can contaminate drinking water and overwhelm treatment systems.

How flooding affects water quality: Flood events can introduce sewage, agricultural runoff, and industrial chemicals into water supplies. Even after floodwaters recede, contamination can persist in wells and aging infrastructure. Flood damage can add significantly to the estimated <strong>$2,900</strong> remediation cost per household.

Residents in flood-prone areas should consider flood insurance even outside FEMA zones — over 25% of flood claims come from low-to-moderate risk areas. After any flood event, test your water before drinking.

Source: FEMA National Flood Insurance Program (NFIP) claims data, FEMA flood zone designations.

Frequently Asked Questions

Is the water safe to drink in Milford, IA?
Milford has an average water safety score of 70/100 (Grade B). No EPA violations on record. Check individual ZIP code reports for details specific to your neighborhood.
Does Milford water have lead?
The average 90th-percentile lead level in Milford is 0.002 mg/L. This is below the EPA action level of 0.015 mg/L. Lead levels can vary by home — testing is recommended especially in older properties.
How does Milford compare to Iowa average?
Milford has an average water safety score of 70/100, which is above the Iowa state average of 59/100.
How many water systems serve Milford?
Milford is served by 5 public water systems across 1 ZIP code, serving approximately 4,990 people.
How much does it cost to fix water issues in Milford?
Estimated remediation costs in Milford average $2,900 per household, ranging from $1,900 to $4,100. Costs include filtration, pipe replacement, radon mitigation, and flood protection.
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