CITY REPORT SC 4 HEALTH VIOLATIONS

Union, SC: 7 Violations - Home Safety Score unavailable

1 ZIP code · 4 water systems · Updated

Data: EPA SDWIS

1
ZIP Codes
4
Water Systems
1
ZIPs with Violations
Zone 3
Radon Risk (Low)
$103K
Median Home Value
$2,700
Est. Remediation (2.6% of home value)

Key Facts for Union Residents

  • Your city's water systems recorded 7 violations in the past 5 years.
  • Average lead level: 0.004 mg/L.
  • Homes built before 1986: 72% - older plumbing may contain lead solder.
  • Estimated remediation: $2,700 per household.
  • CDC health risk index: 17.28 - above typical levels.

Union's Water Providers

With 3 utilities splitting service in Union, SC, water accountability is distributed across 4 systems on the federal record.

Overview

We track home safety data for 1 ZIP code in Union, South Carolina, covering 4 community water systems serving approximately 17,580 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. 4 health-based violations appear in the available health breakdown.

Water Sources

Union water systems draw from: Surface water.

Lead & Copper

  • Average lead level (90th percentile): 0.0040 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
Haloacetic Acids (HAA5) Disinfection Byproducts 8 1
Surface Water Treatment Rule Treatment Technique 2 1
Consumer Confidence Report Rule Reporting 2 1
E. coli Microbiological 2 1

Areas with Most Violations

ZIP Code Safety Score Violations Health-Based System
29379 7 4 Union City of (sc4410001)

All ZIP Codes in Union

  • 29379 - 7 violations ⚠

Data Sources

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

Union Community Health Snapshot

10.9%
Asthma (US: 9.8%)
19.1%
Diabetes (US: 10.4%)
18.8%
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 10.9% ↑
Diabetes 19.1% ↑
Mental Health 18.8% ↑

Vertical line = national average. Above national · Below national

What's in Union's Water?

Haloacetic Acids (HAA5) 8 violations
Disinfection Byproducts · EPA limit: 0.06 mg/L
Increased cancer risk with long-term exposure
Surface Water Treatment Rule 2 violations
Treatment Technique
Pathogens may not be adequately removed
Consumer Confidence Report Rule 2 violations
Reporting

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

Union Infrastructure Age

1978
Median Build Year
72%
Built Before 1986
31%
Built Before 1970
Copper
Likely Pipe Material

With 72% 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

Housing age is one of the most reliable proxies for plumbing-era lead risk, because two federal milestones - the widespread use of lead pipes before 1970 and the continued use of lead solder until 1986 - define the highest-risk tiers of the residential housing stock. With a median build year of 1978, Union falls squarely within the older range - meaning a large fraction of the housing was built under the plumbing standards of those earlier eras. The distribution above captures where that risk concentrates, and why older neighborhoods warrant particular attention from residents concerned about tap water quality.

1978
Median Year Built
72%
Pre-1986 (Lead Paint Risk)
31%
Pre-1970 (Lead Pipes Risk)
Pre-1970 (31%) 1970–1986 (41%) Post-1986 (28%)

Over half of homes in Union 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 Union

Throughout Union, fixing documented water and safety issues carries an equity weight that moves remediation out of routine planning territory and into structured financial decision-making.

Median Home Value
$103,000
Est. Remediation
$2,700
Remediation as % of home value 2.6%

At 2.6% of home value, remediation costs in Union represent a significant financial burden. For homes valued near the median, fixing water and safety issues could cost $1,750–$3,900. Home values here are 50% below the South Carolina average.

Union: Lead Risk & Vulnerable Populations

72%
Homes Built Before 1986
0.004
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.

Confirming what arrives at a specific faucet is something utility-side averages cannot do. With 72% of Union stock built before the lead-solder ban and citywide monitoring at or beyond the regulatory mark, a tap-level kit fits the standard diligence picture.

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

Union: NFIP Claim Records and Water-Quality Context

2
Total FEMA Flood Claims
$40,524
Avg Reported Sum With Payment Data
100%
A/V Share of Claim-Record ZIPs

Historical NFIP data for Union contains 2 flood insurance claims. Among claims with payment data, the average reported building, contents, and ICC component sum is $40,524. Among ZIP codes with claim records, 100% 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>$2,700</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

How many water violations does Union have?
Union water systems have a total of 7 EPA violations, including 4 health-based violations. Violations are tracked across 1 ZIP code.
Does Union water have lead?
The average 90th-percentile lead level in Union is 0.004 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 Union?
Union is served by 4 public water systems across 1 ZIP code, serving approximately 17,580 people.
How much does it cost to fix water issues in Union?
Estimated remediation costs in Union average $2,700 per household, ranging from $1,750 to $3,900. Costs include filtration, pipe replacement, radon mitigation, and flood protection.
HomeCitiesSouth Carolina → Union, SC

How to cite this page

APA ZipCheckup. (2026). Union, SC: 7 Violations - Home Safety Score unavailable. https://zipcheckup.com/cities/sc/union/
BibTeX
@misc{zipcheckup-cities-sc-union,
  author = {{ZipCheckup}},
  title  = {{Union, SC: 7 Violations - Home Safety Score unavailable}},
  year   = {2026},
  url    = {https://zipcheckup.com/cities/sc/union/}
}

Page version: August 2026.

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