PlainWater

Transient Non-Community Water System · PWS WI1570176

WI DNR Devils Lake North Shore

Operator location Baraboo, Wisconsin - 30% of 56 violations are health-based (upper-third health share (> 23%)); groundwater source; 1,115 served per SDWIS.

1,115
People served (this PWS)
56
EPA violations (this PWS)
17
Health-based (this PWS)
Untested
UCMR5 (this PWS)
Follow published updates (RSS)

WI DNR Devils Lake North Shore standing, mid SDWIS violation third

30% of 56 recorded violations are health-based - upper-third health share (> 23%). Corpus terciles use 29,740 systems serving 500+ (the sitemap cohort). Health-based share 30% is upper-third health share (> 23%). Population rank #18,472 of 29,740 among systems serving 500+.

The verdict

WI DNR Devils Lake North Shore lands in the middle third by violation volume (56), large enough for peer comparisons without matching the fleet's heaviest ledgers. Population served is mid-pack at 1,115 (mid served population (≤ 3,309)). Health-based share is 30% - most of this ledger is MCL or treatment-technique exceedance. No UCMR5 PFAS test appears for this system in this extract.

#18,472 of 29,740
Population · /systems
#387 of 744
Population · WI
56
Total EPA violations on record
30%
Health-based (MCL / treatment failure)

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

System Details

System Type
Transient Non-Community
Owner Type
State
Connections
1
County
Sauk
School/Daycare
No
MCL Violations
17
Monitoring Violations
34
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 22 2014
Coliform (TCR) MCL 17 1995
Revised Total Coliform Rule MON 12 2024

Violation Count vs. the National Corpus

WI DNR Devils Lake North Shore has 56 recorded EPA violations, 60% of the 29,740 public water systems serving 500+ people nationwide carry fewer, and 40% carry more. 30% of this system's own violations are health-based (17 of 56), and it ranks #18,472 of 29,740 by population served among that same cohort.

EPA violations vs. the national water-system corpus

Public water systems serving 500+ people (EPA SDWIS)

56 Around the middle fewer violations than 40% 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

Health-based violations on WI DNR Devils Lake North Shore

17 health-based rows in the tables above map to MCL or treatment-technique exceedances, verify each contaminant code on the federal SDWIS report for WI1570176.

Sources: EPA SDWIS · Wisconsin DNR, Drinking Water and Groundwater

Nationwide peers

56 violations · 1,115 served: nearest cross-state SDWIS matches.

What to do with WI DNR Devils Lake North Shore

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

  • See how every tracked system in Wisconsin compares on the same EPA violation measures. Wisconsin 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