CITY REPORT OK 2 HEALTH VIOLATIONS

Mill Creek, OK: 6 Violations - Home Safety Score unavailable

1 ZIP code · 3 water systems · Updated

Data: EPA SDWIS

1
ZIP Codes
3
Water Systems
1
ZIPs with Violations
Zone 3
Radon Risk (Low)
$122K
Median Home Value
$300
Est. Remediation (0.3% of home value)

Key Facts for Mill Creek Residents

  • Your city's water systems recorded 6 violations in the past 5 years.
  • Average lead level: 0.0059 mg/L.
  • Homes built before 1986: 68% - older plumbing may contain lead solder.
  • Estimated remediation: $300 per household.
  • CDC health risk index: 16.14 - above typical levels.

Mill Creek's Water Providers

Residential water service in Mill Creek, OK is divided among 3 separate utilities, drawn from 3 systems on file with federal regulators.

Overview

We track home safety data for 1 ZIP code in Mill Creek, Oklahoma (population ~794), covering 3 community water systems serving approximately 8,170 people region-wide. The EPA snapshots used for this build directly map water systems to 1 of 1 ZIP codes.

1 of 1 ZIP code with a reported violation count in the available EPA record (100%) have recorded EPA violations. 2 health-based violations appear in the available health breakdown.

Water Sources

Mill Creek water systems draw from: Groundwater.

Lead & Copper

  • Average lead level (90th percentile): 0.0059 mg/L (EPA action level: 0.015 mg/L)
  • 0 of 1 ZIP code with known status exceed the EPA lead action level

Radon Risk

Dominant radon zone: Zone 3 (Low Risk)

Top Contaminants

Contaminant Category Violations ZIPs Affected
Stage 2 DBP Rule Treatment Technique 8 1
Surface Water Treatment Rule Treatment Technique 2 1
Revised Total Coliform Rule Microbiological 2 1

Areas with Most Violations

ZIP Code Safety Score Violations Health-Based System
74856 6 2 Johnston Company Rwd #3

All ZIP Codes in Mill Creek

  • 74856 - 6 violations ⚠

Data Sources

Reporting periods vary by source. Missing data is shown as unavailable, not as zero.

Mill Creek Community Health Snapshot

12.4%
Asthma (US: 9.8%)
15.3%
Diabetes (US: 10.4%)
19.8%
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 12.4% ↑
Diabetes 15.3% ↑
Mental Health 19.8% ↑

Vertical line = national average. Above national · Below national

What's in Mill Creek's Water?

Stage 2 DBP Rule 8 violations
Treatment Technique
Disinfection byproduct exposure risk
Surface Water Treatment Rule 2 violations
Treatment Technique
Pathogens may not be adequately removed
Revised Total Coliform Rule 2 violations
Microbiological
Indicates possible bacterial contamination

Based on EPA violation records. Check your ZIP code report for system-specific contaminant data.

Mill Creek Infrastructure Age

1973
Median Build Year
68%
Built Before 1986
18%
Built Before 1970
Copper
Likely Pipe Material

With 68% 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

Federal plumbing rules changed in two stages - lead pipes were phased out before 1970, and lead solder was banned in 1986 - but in Mill Creek, where the median build year is 1973, most of the housing was already in place before those rules took effect. The materials installed under older standards remain embedded in a substantial portion of the residential inventory today.

1973
Median Year Built
68%
Pre-1986 (Lead Paint Risk)
18%
Pre-1970 (Lead Pipes Risk)
Pre-1970 (18%) 1970–1986 (50%) Post-1986 (32%)

Over half of homes in Mill Creek 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.

How Remediation Costs Compare in Mill Creek

Within the Mill Creek market, estimated remediation claims a small portion of typical property equity - the financial burden is proportionally low.

Median Home Value
$121,900
Est. Remediation
$300
Remediation as % of home value 0.3%

Remediation costs in Mill Creek are relatively low compared to home values. The $150–$600 estimated range is a small fraction of median property value. Home values are 16% below the Oklahoma average.

Mill Creek: Lead Risk & Vulnerable Populations

68%
Homes Built Before 1986
0.0059
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.

Reading the local data together points toward a structural gap that matters more here than in low-exposure communities. 68% of Mill Creek stock comes from the pre-rule era, and citywide monitoring either approaches or sits beyond the federal benchmark under Lead and Copper Rule sampling. A baseline kit fits the routine-diligence category, with certified filtration available via retailer networks where confirmed faucet results warrant additional measures.

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

Frequently Asked Questions

How many water violations does Mill Creek have?
Mill Creek water systems have a total of 6 EPA violations, including 2 health-based violations. Violations are tracked across 1 ZIP code.
Does Mill Creek water have lead?
The average 90th-percentile lead level in Mill Creek is 0.0059 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 many water systems serve Mill Creek?
Mill Creek is served by 3 public water systems across 1 ZIP code, serving approximately 794 people.
How much does it cost to fix water issues in Mill Creek?
Estimated remediation costs in Mill Creek average $300 per household, ranging from $150 to $600. Costs include filtration, pipe replacement, radon mitigation, and flood protection.
HomeCitiesOklahoma → Mill Creek, OK

How to cite this page

APA ZipCheckup. (2026). Mill Creek, OK: 6 Violations - Home Safety Score unavailable. https://zipcheckup.com/cities/ok/mill-creek/
BibTeX
@misc{zipcheckup-cities-ok-mill-creek,
  author = {{ZipCheckup}},
  title  = {{Mill Creek, OK: 6 Violations - Home Safety Score unavailable}},
  year   = {2026},
  url    = {https://zipcheckup.com/cities/ok/mill-creek/}
}

Page version: August 2026.

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