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Community Water System · PWS KY0011016

Columbia/Adair Utilities District

Operator location Campbellsville, Kentucky - 29% of 55 violations are health-based (upper-third health share (> 23%)); surface water source; 22,113 served per SDWIS.

22,113
People served (this PWS)
55
EPA violations (this PWS)
16
Health-based (this PWS)
No PFAS
UCMR5 (this PWS)
Follow published updates (RSS)

Columbia/Adair Utilities District standing, mid SDWIS violation third

29% of 55 recorded violations are health-based - upper-third health share (> 23%). Corpus terciles use 29,740 systems serving 500+ (the sitemap cohort). Health-based share 29% is upper-third health share (> 23%). UCMR5: UCMR5 tested, none detected. Population rank #2,495 of 29,740 among systems serving 500+.

The verdict

Columbia/Adair Utilities District lands in the middle third by violation volume (55), large enough for peer comparisons without matching the fleet's heaviest ledgers. Population served is large (22,113; larger served population (> 3,309)), so household exposure scale sits behind the violation mix. Health-based share is 29% - most of this ledger is MCL or treatment-technique exceedance. UCMR5 tested this system and reported no PFAS above the minimum reporting level.

#2,495 of 29,740
Population · /systems
#41 of 352
Population · KY
55
Total EPA violations on record
29%
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
Community
Owner Type
Local
Connections
8,554
County
Adair
School/Daycare
No
MCL Violations
15
Monitoring Violations
28
Treatment Tech Violations
1

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Total Haloacetic Acids (HAA5) MCL 15 2010
Surface Water Treatment Rule MR 12 2019
Consumer Confidence Rule Other 7 2021
Atrazine MR 4 2015
TTHM MR 4 2019
Public Notice Other 4 2019
Coliform (TCR) MR 4 2012
Total Haloacetic Acids (HAA5) MR 4 2019
Revised Total Coliform Rule TT 1 2025

Violation Count vs. the National Corpus

Columbia/Adair Utilities District has 55 recorded EPA violations, 59% of the 29,740 public water systems serving 500+ people nationwide carry fewer, and 40% carry more. 29% of this system's own violations are health-based (16 of 55), and it ranks #2,495 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)

55 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

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 0 of 348 samples detected PFAS.

Contaminant Date Result MRL Status
PFNA 9/26/2024 <4.00 ppt 4.00 ppt Not Detected
PFHxS 9/26/2024 <3.00 ppt 3.00 ppt Not Detected
PFHpA 9/26/2024 <3.00 ppt 3.00 ppt Not Detected
PFBS 9/26/2024 <3.00 ppt 3.00 ppt Not Detected
PFBA 9/26/2024 <5.00 ppt 5.00 ppt Not Detected
9Cl-PF3ONS 9/26/2024 <2.00 ppt 2.00 ppt Not Detected
ADONA 9/26/2024 <3.00 ppt 3.00 ppt Not Detected
6:2 FTS 9/26/2024 <5.00 ppt 5.00 ppt Not Detected
PFTA 9/26/2024 <8.00 ppt 8.00 ppt Not Detected
11Cl-PF3OUdS 9/26/2024 <5.00 ppt 5.00 ppt Not Detected
PFUnA 9/26/2024 <2.00 ppt 2.00 ppt Not Detected
HFPO-DA 9/26/2024 <5.00 ppt 5.00 ppt Not Detected
8:2 FTS 9/26/2024 <5.00 ppt 5.00 ppt Not Detected
PFPeA 9/26/2024 <3.00 ppt 3.00 ppt Not Detected
PFMBA 9/26/2024 <3.00 ppt 3.00 ppt Not Detected
PFEESA 9/26/2024 <3.00 ppt 3.00 ppt Not Detected
NFDHA 9/26/2024 <20.00 ppt 20.00 ppt Not Detected
PFHpS 9/26/2024 <3.00 ppt 3.00 ppt Not Detected
PFTrDA 9/26/2024 <7.00 ppt 7.00 ppt Not Detected
NEtFOSAA 9/26/2024 <5.00 ppt 5.00 ppt Not Detected
NMeFOSAA 9/26/2024 <6.00 ppt 6.00 ppt Not Detected
PFHxA 9/26/2024 <3.00 ppt 3.00 ppt Not Detected
4:2 FTS 9/26/2024 <3.00 ppt 3.00 ppt Not Detected
PFPeS 9/26/2024 <4.00 ppt 4.00 ppt Not Detected
PFDA 9/26/2024 <3.00 ppt 3.00 ppt Not Detected
PFOA 9/26/2024 <4.00 ppt 4.00 ppt Not Detected
PFMPA 9/26/2024 <4.00 ppt 4.00 ppt Not Detected
PFOS 9/26/2024 <4.00 ppt 4.00 ppt Not Detected
PFDoA 9/26/2024 <3.00 ppt 3.00 ppt Not Detected
HFPO-DA 9/26/2024 <5.00 ppt 5.00 ppt Not Detected
NEtFOSAA 9/26/2024 <5.00 ppt 5.00 ppt Not Detected
PFTrDA 9/26/2024 <7.00 ppt 7.00 ppt Not Detected
PFTA 9/26/2024 <8.00 ppt 8.00 ppt Not Detected
PFHpS 9/26/2024 <3.00 ppt 3.00 ppt Not Detected
PFPeS 9/26/2024 <4.00 ppt 4.00 ppt Not Detected
NFDHA 9/26/2024 <20.00 ppt 20.00 ppt Not Detected
PFEESA 9/26/2024 <3.00 ppt 3.00 ppt Not Detected
PFMBA 9/26/2024 <3.00 ppt 3.00 ppt Not Detected
PFPeA 9/26/2024 <3.00 ppt 3.00 ppt Not Detected
PFMPA 9/26/2024 <4.00 ppt 4.00 ppt Not Detected
8:2 FTS 9/26/2024 <5.00 ppt 5.00 ppt Not Detected
4:2 FTS 9/26/2024 <3.00 ppt 3.00 ppt Not Detected
NMeFOSAA 9/26/2024 <6.00 ppt 6.00 ppt Not Detected
PFBA 9/26/2024 <5.00 ppt 5.00 ppt Not Detected
ADONA 9/26/2024 <3.00 ppt 3.00 ppt Not Detected
9Cl-PF3ONS 9/26/2024 <2.00 ppt 2.00 ppt Not Detected
PFUnA 9/26/2024 <2.00 ppt 2.00 ppt Not Detected
PFHxA 9/26/2024 <3.00 ppt 3.00 ppt Not Detected
PFDoA 9/26/2024 <3.00 ppt 3.00 ppt Not Detected
PFDA 9/26/2024 <3.00 ppt 3.00 ppt Not Detected

Health-based violations on Columbia/Adair Utilities District

16 health-based rows in the tables above map to MCL or treatment-technique exceedances, verify each contaminant code on the federal SDWIS report for KY0011016.

Sources: EPA SDWIS

Nationwide peers

55 violations · 22,113 served: nearest cross-state SDWIS matches.

What to do with Columbia/Adair Utilities District

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

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