Mount Pleasant, TN Water Safety: 90/100 (2026)
1 ZIP code · 6 water systems · Updated 2026-06-03
Residents of Mount Pleasant generally live with tap water that beats the TN safety average on key EPA compliance metrics.
How Mount Pleasant Compares
Data: EPA SDWIS Last verified: 2026-06-03
What You Should Know About Mount Pleasant Water
- Average lead level: 0.001 mg/L.
- Homes built before 1986: 60% — older plumbing may contain lead solder.
- Estimated remediation: $1,800 per household.
- CDC health risk index: 13.76 — above typical levels.
Who Supplies Your Water in Mount Pleasant
3 independent water providers serve Mount Pleasant, TN — 6 systems appear in federal records.
Overview
We track water quality and home safety data for 1 ZIP code in Mount Pleasant, Tennessee (population ~9,336), covering 6 community water systems serving approximately 142,874 people region-wide.
No EPA violations recorded across any ZIP codes in Mount Pleasant — an excellent indicator of water quality.
Home Safety Score
Average Home Safety Score for Mount Pleasant: A (90/100)
The score combines three factors:
| Factor | What It Measures |
|---|---|
| Water Quality | EPA violations and compliance history |
| Lead Levels | 90th percentile lead concentration vs EPA action level |
| Radon Risk | EPA radon zone classification |
Water Sources
Mount Pleasant water systems draw from: Surface water.
Lead & Copper
- Average lead level (90th percentile): 0.0010 mg/L (EPA action level: 0.015 mg/L)
- 0 ZIP codes exceed the EPA lead action level
Radon Risk
Dominant radon zone: Zone 3 (Low Risk)
Areas with No Violations
| ZIP Code | Safety Score | System | Population |
|---|---|---|---|
| 38474 | A | Mount Pleasant Water Sys #1 | 8,914 |
All ZIP Codes in Mount Pleasant
- 38474 [A]
Data Sources
- Water quality: EPA Safe Drinking Water Information System (SDWIS)
- Lead/copper: EPA Lead and Copper Rule sampling data
- Radon: EPA Map of Radon Zones
Updated daily.
Health Outcomes in Mount Pleasant
Source: CDC PLACES (County-level estimates). Water contamination can correlate with respiratory and chronic health conditions.
Compared to National Average
Vertical line = national average. ■ Above national · ■ Below national
Housing & Infrastructure in Mount Pleasant
With 60% 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
Because the majority of Mount Pleasant's housing predates 1986, when lead solder was banned from new plumbing, the median build year of 1971 reflects a city where lead-era plumbing materials are common rather than exceptional.
Over half of homes in Mount Pleasant 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.
Cost Context: What Remediation Means for Mount Pleasant Homeowners
Because property values in Mount Pleasant comfortably exceed estimated remediation costs, the equity impact here is proportionally small.
Remediation costs in Mount Pleasant are relatively low compared to home values. The $1,200–$2,500 estimated range is a small fraction of median property value. Home values are 2% above the Tennessee average.
Lead Exposure Risk for Children in Mount Pleasant
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.
Even where utility-side monitoring meets Lead and Copper Rule requirements, the 60% pre-rule share in Mount Pleasant keeps interior-plumbing variation as a household-level question that aggregate data cannot resolve.
Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.
Flood & Climate Risk in Mount Pleasant
Over the multi-decade window covered by the National Flood Insurance Program, Mount Pleasant has accumulated 29 claims — a total that suggests more than isolated flood exposure. With 100% of ZIP codes in designated flood zones, the water-quality implications of flooding move from hypothetical to periodically relevant: treatment intake can be compromised, wells can be infiltrated, and distribution backflow can occur.
Mount Pleasant has a moderate flood history with 29 FEMA claims averaging $29,812 per payout. 100% of ZIP codes fall within FEMA flood zones. Flood events can contaminate drinking water and overwhelm treatment systems.
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. Flood damage can add significantly to the estimated <strong>$1,800</strong> remediation cost per household.
Residents in flood-prone areas should consider flood insurance even outside FEMA zones — over 25% of flood claims come from low-to-moderate risk areas. After any flood event, test your water before drinking.
Source: FEMA National Flood Insurance Program (NFIP) claims data, FEMA flood zone designations.
Deep Dive Reports
Detailed analysis for Mount Pleasant, TN