CITY REPORT MO

Oak Grove, MO: 6 Violations - Home Safety 61/100

1 ZIP code · 5 water systems · Updated

ZipCheckup grade for Oak Grove: C.

A mixed picture - some signals here are worth your attention.

Drilling into federal monitoring figures for Oak Grove in MO, the pattern is middle-of-the-road - some utilities have documented MCL exceedances or treatment technique violations in recent years, while others have operated without a single flag, making the city's grade a genuine average rather than a rounded-down high.

How Oak Grove Compares

Oak Grove61/100
Missouri avg72/100
National avg73/100

Data: EPA SDWIS

1
ZIP Codes
5
Water Systems
1
ZIPs with Violations
C · 61
Avg Safety Score
Zone 1
Radon Risk (High)
$233K
Median Home Value
$2,400
Est. Remediation (1.0% of home value)

Key Facts for Oak Grove Residents

  • Your city's water systems recorded 6 violations in the past 5 years.
  • Average lead level: 0.0015 mg/L.
  • Homes built before 1986: 53% - older plumbing may contain lead solder.
  • Estimated remediation: $2,400 per household.
  • CDC health risk index: 13.29 - above typical levels.

Oak Grove's Water Providers

Water supply in Oak Grove, MO follows a divided structure: 3 utilities account for the largest share of residential service out of 5 total systems, each managing its own distribution network and EPA reporting. Because these systems operate independently, rate decisions and compliance outcomes are determined separately.

Overview

We track home safety data for 1 ZIP code in Oak Grove, Missouri (population ~11,979), covering 5 community water systems serving approximately 39,144 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. The available record reports no health-based violations for this measured scope.

Home Safety Score

Average Home Safety Score for Oak Grove: C (61/100)

Model 4.0.0 uses four measured components across three equally weighted domains. If a required domain is unavailable, no score is published:

Factor What It Measures
Water Quality EPA violations and compliance history
PFAS MCL Screen UCMR 5 testing against the covered federal MCLs
Radon Risk EPA radon zone classification
Annual AQI EPA AirData county-year median with at least 90 observed days

Water Sources

Oak Grove water systems draw from: Groundwater.

Lead & Copper

  • Average lead level (90th percentile): 0.0015 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 1 (High Risk)

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

Top Contaminants

Contaminant Category Violations ZIPs Affected
Stage 2 DBP Rule Treatment Technique 8 1
Surface Water Treatment Rule Treatment Technique 4 1

Areas with Most Violations

ZIP Code Safety Score Violations Health-Based System
64075 C 6 0 Oak Grove Public Water System

All ZIP Codes in Oak Grove

  • 64075 [C] - 6 violations

Data Sources

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

Oak Grove Community Health Snapshot

10.5%
Asthma (US: 9.8%)
12.1%
Diabetes (US: 10.4%)
18.9%
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 10.5% ↑
Diabetes 12.1% ↑
Mental Health 18.9% ↑

Vertical line = national average. Above national · Below national

What's in Oak Grove's Water?

Stage 2 DBP Rule 8 violations
Treatment Technique
Disinfection byproduct exposure risk
Surface Water Treatment Rule 4 violations
Treatment Technique
Pathogens may not be adequately removed

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

Oak Grove Infrastructure Age

1985
Median Build Year
53%
Built Before 1986
16%
Built Before 1970
Copper
Likely Pipe Material

With 53% 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

Two dates define the high-risk tiers of residential plumbing from a lead standpoint: 1970, before which lead pipes were commonly installed for service connections, and 1986, before which lead solder was standard in copper plumbing. A median build year of 1985 places Oak Grove's housing distribution well within that older risk zone. The bar chart above breaks down how much of the stock falls into each era - and the pre-1986 share alone represents more than half the residential inventory, making plumbing-era risk a defining characteristic of the local water safety picture.

1985
Median Year Built
53%
Pre-1986 (Lead Paint Risk)
16%
Pre-1970 (Lead Pipes Risk)
Pre-1970 (16%) 1970–1986 (37%) Post-1986 (47%)

Over half of homes in Oak Grove 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 Oak Grove

Given current Oak Grove property values, the remediation share falls in the moderate tier - an indicator that the household financial perspective here calls for advance planning rather than dismissal, with most homeowners positioned to address documented issues through deliberate budgeting rather than needing to treat remediation as a significant equity event or financial emergency.

Median Home Value
$233,400
Est. Remediation
$2,400
Remediation as % of home value 1.0%

Remediation costs are moderate relative to home values in Oak Grove. The estimated $1,600–$3,300 range is manageable for most homeowners but still worth budgeting for. Home values are 33% above the Missouri average.

Oak Grove: Lead Risk & Vulnerable Populations

53%
Homes Built Before 1986
0.0015
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.

Wherever 53% of local housing was built before solder rules changed - as is the case in Oak Grove - a faucet-level sample closes the gap that aggregate utility data cannot.

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

Oak Grove: NFIP Claim Records and Water-Quality Context

26
Total FEMA Flood Claims
$15,146
Avg Reported Sum With Payment Data
0%
A/V Share of Claim-Record ZIPs

Historical NFIP data for Oak Grove contains 26 flood insurance claims. Among claims with payment data, the average reported building, contents, and ICC component sum is $15,146. Among ZIP codes with claim records, 0% have an A- or V-family dominant rated zone recorded in those historical claims. This is not a complete current FEMA property-map inventory.

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. The <strong>$2,400</strong> remediation estimate shown here excludes flood insurance and is not derived from NFIP claim count.

Claim count does not establish current property risk. Check the exact address in FEMA's current map and obtain a property-specific insurance quote when relevant.

Source: historical FEMA National Flood Insurance Program (NFIP) claim records. No current FEMA property-map designation is asserted.

What You Can Do in Oak Grove

  1. Test your water at home. City-level data shows averages - your tap may differ. NSF-certified test kits cost $20-40 and give results in days.
  2. Install a certified water filter. Filters rated for Stage 2 DBP Rule can reduce the most common contaminant found in Oak Grove's water.
  3. Check your home's plumbing. With 53% of homes built before 1986, lead solder is a real possibility.

Frequently Asked Questions

What does the Home Safety Score mean for Oak Grove, MO?
Oak Grove has an average Home Safety Score of 61/100 (Grade C) under model 4.0.0. The score combines EPA SDWIS identity plus accepted ECHO SDWA lifecycle-based water compliance, the PFAS MCL screen, EPA radon zone, and annual EPA AQI, and is published only when all required domains are observed. 6 EPA violations have been recorded. Check individual ZIP code reports for component details.
How many water violations does Oak Grove have?
Oak Grove water systems have a total of 6 EPA violations. Violations are tracked across 1 ZIP code.
Does Oak Grove water have lead?
The average 90th-percentile lead level in Oak Grove is 0.0015 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 Oak Grove compare to Missouri average?
Oak Grove has an average Home Safety Score of 61/100, which is below the Missouri state average of 72/100 for the same model series.
How many water systems serve Oak Grove?
Oak Grove is served by 5 public water systems across 1 ZIP code, serving approximately 11,979 people.
How much does it cost to fix water issues in Oak Grove?
Estimated remediation costs in Oak Grove average $2,400 per household, ranging from $1,600 to $3,300. Costs include filtration, pipe replacement, radon mitigation, and flood protection.
HomeCitiesMissouri → Oak Grove, MO

How to cite this page

APA ZipCheckup. (2026). Oak Grove, MO: 6 Violations - Home Safety 61/100. https://zipcheckup.com/cities/mo/oak-grove/
BibTeX
@misc{zipcheckup-cities-mo-oak-grove,
  author = {{ZipCheckup}},
  title  = {{Oak Grove, MO: 6 Violations - Home Safety 61/100}},
  year   = {2026},
  url    = {https://zipcheckup.com/cities/mo/oak-grove/}
}

Page version: August 2026.

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