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Water system · PWSID TN0000409

LOUDON UTILITIES BOARD

LOUDON, TN · ~16,047 people served

Check your exact address → LOUDON overview
100
Excellent
PurityRadar safety score

PWSID

TN0000409

State

Tennessee

City

LOUDON

Population served

16,047

Primary source

Surface water

Score history

No change since tracking began Jun 18, 2026.

Jun 18, 2026 · score 100 Jun 18, 2026 · score 100

2 score updates logged since tracking began Jun 18, 2026. Each future EPA re-score adds a point.

PFAS & contaminant readings

No PFAS detections are on record for this system from EPA’s UCMR5 monitoring (2023–25). Absence of a detection isn’t a guarantee — not every system was sampled, and this dataset doesn’t cover other contaminants.

Violations & enforcement

8

Violations on record

0

Unaddressed

1

Health-based

22

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Nov 2025. Official EPA record →

Other · EPA contaminant 7000 began Jul 2025 Resolved
Other · EPA contaminant 7000 began Jul 2024 Resolved
Monitoring & reporting · EPA contaminant 0300 began Jun 2010 Resolved
Treatment technique · EPA contaminant 0300 health-based began Jul 2006 Resolved
Other · EPA contaminant 7000 began Jul 2006 Resolved
Monitoring & reporting · EPA contaminant 0300 began Mar 2005 Resolved
Monitoring & reporting · EPA contaminant 0300 began Feb 2005 Resolved
Monitoring & reporting · EPA contaminant 0300 began Jan 2005 Resolved

Recent enforcement actions

  • State action · SIA Nov 2025
  • State action · SOX Jul 2025
  • State action · SIA Nov 2024
  • State action · SOX Jul 2024
  • State action · SOX Jul 2010
  • State action · SIE Jul 2010
  • State action · SIA Jul 2010
  • State action · SIA Sep 2006

Area water-quality monitoring

Environmental monitoring (rivers, wells, intakes) recorded in this system’s service area in the EPA/USGS Water Quality Portal since 2018 — source/ambient water, not finished tap water. Context for the watershed, not a reading from your tap.

ContaminantMedian · max · samples

Lead

1 station · latest May 2022

0.575 · max 1.92 ug/L · 10

Manganese

1 station · latest May 2022

59.1 · max 195 ug/L · 10

Arsenic

1 station · latest Apr 2022

0.656 · max 1.62 ug/L · 6

Copper

1 station · latest May 2022

0.716 · max 1.29 ug/L · 4

Nitrate

1 station · latest Aug 2023

0.197 · max 0.197 mg/L · 1

Source: Water Quality Portal (EPA/USGS/state agencies). Values are as-reported and aren’t health thresholds.

This profile is built from EPA public records for system TN0000409 — SDWIS violations and UCMR5 PFAS sampling. The score is system-level and can’t account for your home’s plumbing (older pipes can add lead at the tap). For health decisions, check your exact address, read the utility’s Consumer Confidence Report, and confirm with your provider.