CITY REPORT OK

Hobart, OK: 4 Violations - Home Safety 99/100

1 ZIP code · 2 water systems · Updated

ZipCheckup grade for Hobart: A.

No federal data flags a major home-safety concern for this ZIP.

EPA compliance records for Hobart tell a largely clear story: violation rates are low, health-based exceedances are uncommon, and the city's grade puts it well above average within OK.

How Hobart Compares

Hobart99/100
Oklahoma avg86/100
National avg73/100

Data: EPA SDWIS

1
ZIP Codes
2
Water Systems
1
ZIPs with Violations
A · 99
Avg Safety Score
Zone 3
Radon Risk (Low)
$86K
Median Home Value
$1,700
Est. Remediation (2.0% of home value)

Key Facts for Hobart Residents

  • Your city's water systems recorded 4 violations in the past 5 years.
  • Average lead level: 0.0013 mg/L.
  • Homes built before 1986: 84% - older plumbing may contain lead solder.
  • Estimated remediation: $1,700 per household.
  • CDC health risk index: 16.89 - above typical levels.

Hobart's Water Providers

Water supply in Hobart, OK follows a divided structure: 2 utilities account for the largest share of residential service out of 2 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 Hobart, Oklahoma, covering 2 community water systems serving approximately 4,070 people. 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 Hobart: A (99/100)

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

Hobart water systems draw from: Groundwater, Surface water.

Lead & Copper

  • Average lead level (90th percentile): 0.0013 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
Arsenic Inorganic 4 1
Total Trihalomethanes (TTHM) Disinfection Byproducts 2 1
Haloacetic Acids (HAA5) Disinfection Byproducts 2 1

Areas with Most Violations

ZIP Code Safety Score Violations Health-Based System
73651 A 4 0 Hobart

All ZIP Codes in Hobart

  • 73651 [A] - 4 violations

Data Sources

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

Hobart Community Health Snapshot

11.8%
Asthma (US: 9.8%)
16.6%
Diabetes (US: 10.4%)
18.4%
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 11.8% ↑
Diabetes 16.6% ↑
Mental Health 18.4% ↑

Vertical line = national average. Above national · Below national

What's in Hobart's Water?

Arsenic 4 violations
Inorganic · EPA limit: 0.01 mg/L
Skin damage, circulatory problems, cancer risk
Total Trihalomethanes (TTHM) 2 violations
Disinfection Byproducts · EPA limit: 0.08 mg/L
Increased cancer risk with long-term exposure
Haloacetic Acids (HAA5) 2 violations
Disinfection Byproducts · EPA limit: 0.06 mg/L
Increased cancer risk with long-term exposure

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

Hobart Infrastructure Age

1951
Median Build Year
84%
Built Before 1986
52%
Built Before 1970
Galvanized Steel or Copper
Likely Pipe Material

With 84% 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

The lead that enters tap water in older homes often comes not from the municipal supply but from the home's own plumbing - from solder used in copper joints before the 1986 federal ban, or from lead pipes installed before 1970. In Hobart, where the median build year is 1951, these older materials are widespread. More than half the residential stock predates the 1986 solder ban, and a significant fraction predates 1970 as well. For residents in those homes, the city-wide water quality picture is a less relevant frame than the specific materials inside their own walls and under their own street.

1951
Median Year Built
84%
Pre-1986 (Lead Paint Risk)
52%
Pre-1970 (Lead Pipes Risk)
Pre-1970 (52%) 1970–1986 (32%) Post-1986 (16%)

Over half of homes in Hobart 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 Hobart

Although the Hobart remediation share is moderate, it remains reachable for most homeowners who plan for the expense in advance.

Median Home Value
$85,900
Est. Remediation
$1,700
Remediation as % of home value 2.0%

Remediation costs are moderate relative to home values in Hobart. The estimated $1,100–$2,600 range is manageable for most homeowners but still worth budgeting for. Home values are 41% below the Oklahoma average.

Hobart: Lead Risk & Vulnerable Populations

84%
Homes Built Before 1986
0.0013
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.

Locally, 84% of Hobart homes carry interior plumbing from the era when lead solder was still permitted in new builds, and citywide monitoring approaches or crosses the EPA action benchmark. Households can find a draw-test kit and certified filtration through verified retailers.

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

Hobart: NFIP Claim Records and Water-Quality Context

8
Total FEMA Flood Claims
$14,493
Avg Reported Sum With Payment Data
0%
A/V Share of Claim-Record ZIPs

Historical NFIP data for Hobart contains 8 flood insurance claims. Among claims with payment data, the average reported building, contents, and ICC component sum is $14,493. 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>$1,700</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.

Frequently Asked Questions

What does the Home Safety Score mean for Hobart, OK?
Hobart has an average Home Safety Score of 99/100 (Grade A) 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. 4 EPA violations have been recorded. Check individual ZIP code reports for component details.
How many water violations does Hobart have?
Hobart water systems have a total of 4 EPA violations. Violations are tracked across 1 ZIP code.
Does Hobart water have lead?
The average 90th-percentile lead level in Hobart is 0.0013 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 Hobart compare to Oklahoma average?
Hobart has an average Home Safety Score of 99/100, which is above the Oklahoma state average of 86/100 for the same model series.
How many water systems serve Hobart?
Hobart is served by 2 public water systems across 1 ZIP code, serving approximately 4,070 people.
How much does it cost to fix water issues in Hobart?
Estimated remediation costs in Hobart average $1,700 per household, ranging from $1,100 to $2,600. Costs include filtration, pipe replacement, radon mitigation, and flood protection.
HomeCitiesOklahoma → Hobart, OK

How to cite this page

APA ZipCheckup. (2026). Hobart, OK: 4 Violations - Home Safety 99/100. https://zipcheckup.com/cities/ok/hobart/
BibTeX
@misc{zipcheckup-cities-ok-hobart,
  author = {{ZipCheckup}},
  title  = {{Hobart, OK: 4 Violations - Home Safety 99/100}},
  year   = {2026},
  url    = {https://zipcheckup.com/cities/ok/hobart/}
}

Page version: August 2026.

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