TEA

TEA, SD · ~7,381 people served

Check your exact address → TEA overview

100

Excellent

PurityRadar safety score

PWSID

SD4600409

State

South Dakota

City

TEA

Population served

7,381

Primary source

GWP

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

Latest detections from EPA’s UCMR5 monitoring (through Oct 2025). Levels in parts per trillion (ppt).

Lithium

55,900 ppt

limit —

No federal limit

Violations & enforcement

Violations on record

Unaddressed

Health-based

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Oct 2021. Official EPA record →

Monitoring · Lead & Copper Rule began Nov 2020 Resolved

Monitoring & reporting · EPA contaminant 0999 began Oct 2020 Resolved

Other · EPA contaminant 7000 began Jul 2006 Resolved

Max contaminant level (MCL) · Total coliform health-based began Sep 1997 Resolved

Monitoring & reporting · Lead & Copper Rule began Jan 1996 Resolved

Recent enforcement actions

State action · SOX Oct 2021
State action · SIF Jan 2021
State action · SIF Jan 2021
State action · SOX Jan 2021
State action · SIE Dec 2020
State action · SIE Dec 2020
State action · SO6 Aug 2006
State action · SOX Jul 2006

This profile is built from EPA public records for system SD4600409 — 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.