CITY REPORT TN

Cosby, TN: 26 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 2
Radon Risk (Moderate)
$176K
Median Home Value
$2,700
Est. Remediation (1.5% of home value)

Key Facts for Cosby Residents

  • Your city's water systems recorded 26 violations in the past 5 years.
  • Average lead level: 0.0017 mg/L.
  • Homes built before 1986: 42% - older plumbing may contain lead solder.
  • Estimated remediation: $2,700 per household.
  • CDC health risk index: 17.58 - above typical levels.

Cosby's Water Providers

Water supply in Cosby, TN follows a divided structure: 3 utilities account for the largest share of residential service out of 4 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 Cosby, Tennessee (population ~7,430), covering 4 community water systems serving approximately 43,671 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.

Water Sources

Cosby water systems draw from: Groundwater, Surface water.

Lead & Copper

  • Average lead level (90th percentile): 0.0017 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 2 (Moderate Risk)

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

Top Contaminants

Contaminant Category Violations ZIPs Affected
Contaminant 0700 Other 14 1
Total Trihalomethanes (TTHM) Disinfection Byproducts 10 1
Haloacetic Acids (HAA5) Disinfection Byproducts 10 1
Consumer Confidence Report Rule Reporting 8 1
Surface Water Treatment Rule Treatment Technique 4 1

Areas with Most Violations

ZIP Code Safety Score Violations Health-Based System
37722 26 0 Newport Utilities Board

All ZIP Codes in Cosby

Data Sources

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

Cosby Community Health Snapshot

11.5%
Asthma (US: 9.8%)
17.2%
Diabetes (US: 10.4%)
21.2%
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 11.5% ↑
Diabetes 17.2% ↑
Mental Health 21.2% ↑

Vertical line = national average. Above national · Below national

What's in Cosby's Water?

Contaminant 0700 14 violations
Other
Total Trihalomethanes (TTHM) 10 violations
Disinfection Byproducts · EPA limit: 0.08 mg/L
Increased cancer risk with long-term exposure
Haloacetic Acids (HAA5) 10 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.

Cosby Infrastructure Age

1999
Median Build Year
42%
Built Before 1986
12%
Built Before 1970
Copper
Likely Pipe Material

With 42% 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

Reading the housing data for Cosby, with a median build year of 1999, reveals a community where neither old nor new construction dominates. That balanced profile means lead-solder-era plumbing is present throughout a meaningful portion of the residential inventory - with risk concentrated in properties built before 1986 and most acute in those that predate 1970.

1999
Median Year Built
42%
Pre-1986 (Lead Paint Risk)
12%
Pre-1970 (Lead Pipes Risk)
Pre-1970 (12%) 1970–1986 (30%) Post-1986 (58%)

Most homes in Cosby were built after 1986, reducing the risk of lead contamination from plumbing. Older homes should still be tested.

Source: U.S. Census Bureau ACS B25034.

How Remediation Costs Compare in Cosby

The Cosby equity share sits above the low tier but short of the range where remediation becomes a heavy financial burden - the cost-to-value ratio is moderate, and deliberate planning is the key practical lever for most homeowners.

Median Home Value
$175,500
Est. Remediation
$2,700
Remediation as % of home value 1.5%

Remediation costs are moderate relative to home values in Cosby. The estimated $1,500–$4,100 range is manageable for most homeowners but still worth budgeting for. Home values are 21% below the Tennessee average.

Cosby: Lead Risk & Vulnerable Populations

42%
Homes Built Before 1986
0.0017
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.

Households with kids in the home - for whom CDC guidance places particular weight on minimizing exposure - face a specific local picture in Cosby. 42% of homes here come from the pre-rule era, and aggregate utility samples either approach or cross 0.015 mg/L. A baseline draw-test kit and certified lead-removal filtration are available via retailer networks for households confirming conditions at a specific tap.

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

Cosby: NFIP Claim Records and Water-Quality Context

18
Total FEMA Flood Claims
$21,436
Avg Reported Sum With Payment Data
100%
A/V Share of Claim-Record ZIPs

Historical NFIP data for Cosby contains 18 flood insurance claims. Among claims with payment data, the average reported building, contents, and ICC component sum is $21,436. 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 Cosby have?
Cosby water systems have a total of 26 EPA violations. Violations are tracked across 1 ZIP code.
Does Cosby water have lead?
The average 90th-percentile lead level in Cosby is 0.0017 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 Cosby?
Cosby is served by 4 public water systems across 1 ZIP code, serving approximately 7,430 people.
How much does it cost to fix water issues in Cosby?
Estimated remediation costs in Cosby average $2,700 per household, ranging from $1,500 to $4,100. Costs include filtration, pipe replacement, radon mitigation, and flood protection.
HomeCitiesTennessee → Cosby, TN

How to cite this page

APA ZipCheckup. (2026). Cosby, TN: 26 Violations - Home Safety Score unavailable. https://zipcheckup.com/cities/tn/cosby/
BibTeX
@misc{zipcheckup-cities-tn-cosby,
  author = {{ZipCheckup}},
  title  = {{Cosby, TN: 26 Violations - Home Safety Score unavailable}},
  year   = {2026},
  url    = {https://zipcheckup.com/cities/tn/cosby/}
}

Page version: August 2026.

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