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Community Water System · PWS ID7410012

Tetonia City Of

Operator location Tetonia, Idaho - smaller served population (≤ 999) at 409 people served; 27 SDWIS violations on record from groundwater sources.

409
People served (this PWS)
27
EPA violations (this PWS)
1
Health-based (this PWS)
Untested
UCMR5 (this PWS)
Follow published updates (RSS)

Tetonia City Of standing, mid SDWIS violation third

409 people served (SDWIS) - smaller served population (≤ 999). Corpus terciles use 29,740 systems serving 500+ (the sitemap cohort). Health-based share 4% is middle-third health share (≤ 23%).

The verdict

Tetonia City Of lands in the middle third by violation volume (27), large enough for peer comparisons without matching the fleet's heaviest ledgers. Population served is smaller (409; smaller served population (≤ 999)), so each violation row represents a compact service footprint. Health-based share is 4% (middle-third health share (≤ 23%)). No UCMR5 PFAS test appears for this system in this extract.

27
Total EPA violations on record
4%
Health-based (MCL / treatment failure)
409
People served by this PWS (SDWIS)
N/A
PFAS compounds detected (UCMR5)

Population ordinals match the sitemap cohort (systems serving 500+, population_served DESC). See methodology · corpus placement.

System Details

System Type
Community
Owner Type
Local
Connections
146
County
Teton
School/Daycare
No
MCL Violations
1
Monitoring Violations
26
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Lead and Copper Rule MR 9 2018
Coliform (TCR) MR 6 2003
Nitrate MR 3 2006
Dalapon MR 1 1996
Picloram MR 1 1996
ETHYLENE DIBROMIDE MR 1 2002
Atrazine MR 1 2002
Coliform (TCR) MCL 1 1997
Revised Total Coliform Rule MON 1 2018
2,4-D MR 1 1996
Dinoseb MR 1 1996
2,4,5-TP MR 1 1996

Violation Count vs. the National Corpus

Tetonia City Of has 27 recorded EPA violations, 39% of the 29,740 public water systems serving 500+ people nationwide carry fewer, and 60% carry more. 4% of this system's own violations are health-based (1 of 27), and it ranks unranked by population served among that same cohort.

EPA violations vs. the national water-system corpus

Public water systems serving 500+ people (EPA SDWIS)

27 Lower than most fewer violations than 60% of 29,740 water systems

the national water-system corpus, bucketed by value

Each bar is a band; taller bars hold more water systems. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.

Source EPA SDWIS · 2026-05-15

Population served record for Tetonia City Of

EPA SDWIS lists 409 people served and 146 connections for this PWS, confirm the service-area footprint on the federal report before comparing to municipal census totals.

Sources: EPA SDWIS

Nationwide peers

27 violations · 409 served: nearest cross-state SDWIS matches.

What to do with Tetonia City Of

Use this system's EPA-reported record as a starting filter, not a final verdict.

  • See how every tracked system in Idaho compares on the same EPA violation measures. Idaho systems
  • Check whether PFAS was detected at this system under UCMR5 testing. PFAS guide
  • Find and compare another public water system by name or PWSID. Search systems

EPA SDWIS and UCMR5 figures are informational only, not a substitute for a certified lab test of your own tap water.

Data sourced from EPA SDWIS and UCMR5 PFAS monitoring data. See our methodology for details. Retrieved and formatted by PlainWater