WaterVerge

Is Kilbourne, LA Tap Water Safe to Drink?

Graded C+, with 25 unresolved violations on record. See what was cited — and what it means for your tap. What to do next ↓

4K residents served 1 water system PWSID: LA1123005
Overall Score
69 / 100
Violations
25 active
Last Updated
May 2026
Source
Groundwater
#156 of 309 in Louisiana Top 70% nationally
Private
High data confidence
Reviewed by WaterVerge Editorial Team · Last updated May 2026
C+GRADE
Water Quality Grade
69/100
waterverge.com
C+ 69/100

Kilbourne, LA — Water Quality Report

Kilbourne's drinking water received a grade of C+ (69 out of 100), indicating fair water quality. The city's 1 water system serves approximately 3,507 residents using groundwater.

Lead levels were measured at 0.0 ppb (90th percentile), well within EPA limits. UCMR 5 testing detected 1 PFAS compound in the water supply.

The system has 33 violations on record, including 12 health-based violations. 25 remain unresolved.

Data last updated: May 2026 · Source: EPA SDWIS, UCMR 5
Analysis

What to know about Kilbourne's water

Kilbourne ranks #156 out of 309 cities in Louisiana for water quality, placing it below average in the state.

Kilbourne relies on groundwater, which is generally less vulnerable to surface contamination but can be affected by naturally occurring minerals like arsenic and nitrate, as well as agricultural and industrial runoff.

PFAS compounds were detected in testing, though levels remain within current EPA limits. Residents seeking extra precaution may consider an activated carbon or reverse osmosis filter.

Quality Breakdown

Water quality score

See methodology →
69 out of 100 Grade C+
A: 90-100
B: 74-89
C: 60-73
F: <50
How is this calculated?
Violations
25.7/45
D
Historical violation record including health-based and monitoring violations.
Lead & Copper
20/20
A
Lead at 0.0 ppb (90th percentile).
Contaminants
18.2/20
A
1 PFAS compound detected.
Compliance
0/10
F
Monitoring and reporting compliance with EPA regulations.
Source Risk
5/5
A
Water source: Groundwater.
Water Safety

Is Kilbourne, LA water safe to drink?

Concerns Identified

Kilbourne's drinking water has significant quality concerns based on EPA testing data. With a grade of C+ (69/100), the system has issues across multiple categories. A water filter is recommended for all residents. The city's 1 water system serves approximately 3,507 residents using groundwater (wells).

25
Active Violations
0.0 ppb
Lead (90th %ile)
1 compound
PFAS Detected

Recent water quality updates for Kilbourne

A timeline of significant water quality events, violations, and data updates.

PFAS
1 PFAS "forever chemical" compound detected

Detected at levels within current EPA limits. PFAS persist indefinitely in the environment.

Update
Water quality data updated

Latest EPA compliance and testing data incorporated into Kilbourne's water quality assessment. Grade: C+ (69/100).

Violation
1 drinking water violation recorded

Contaminants: Public Notice.

Violation
3 drinking water violations recorded

3 health-based. Contaminants: Groundwater Rule.

Violation
1 drinking water violation recorded

Contaminants: Public Notice.

Key contaminant findings

Based on the most recent EPA sampling data for Kilbourne's water supply.

Lead Within Limits
Detected: 0.0 ppb Limit: 15 ppb (EPA Action Level)

Well within EPA limits.

PFAS (1 compound) Elevated
Detected: Highest: lithium at 15.6000 µg/L Limit: 0.004 µg/L (EPA MCL)

Detected but within current EPA limits. PFAS do not break down in the environment and can accumulate in the body over time. An activated carbon filter can reduce exposure.

Violation history

Kilbourne's water system has 33 total violations on record, including 12 health-based violations. 25 remain unresolved. 5 violations were issued in the last 5 years.

OtherTTMRMCL
Most recent violations:
Jul 2022 Public Notice Open
Jun 2022 Groundwater Rule Open
Jun 2022 Groundwater Rule Open
Jun 2022 Groundwater Rule Open
Feb 2021 Public Notice Open

Where does Kilbourne's water come from?

Kilbourne's drinking water comes from groundwater (wells), supplied by 1 water system serving approximately 3,507 people. Groundwater is generally less susceptible to surface contamination but can contain naturally occurring contaminants like arsenic, radon, and nitrate. Nearby water bodies include Boeuf River Nr Eudora (river), Boeuf River At Ark/La State Line (river), Bayou Macon At Eudora (river), Bayou Macon Nr Kilbourne (river).

What Kilbourne residents can do

Install a water filter

Recommended: Activated carbon or reverse osmosis filter. This addresses the specific contaminants found in Kilbourne's water.

Request your utility's CCR

Your water utility is required to publish an annual Consumer Confidence Report (CCR) with detailed testing results. Ask for the latest copy or check your utility's website.

Data: EPA SDWIS, UCMR 5 (PFAS), FEMA, NOAA. Last updated May 2026.

Contaminant Alerts

Top contaminants to know

View all ↓
Lead (90th percentile)
Inorganic / Heavy Metal
Safe
0.0 ppb
EPA Action Level: 15 ppb · 0% of limit
Safe Level
lithium
PFAS / Forever Chemical
Near MCL
15.6000 µg/L
EPA MCL: 0.004 µg/L · +20% over limit
Detected
Lithium
Inorganic
Detected
15.6 µg/L
State screening level: 60 µg/L · 26% of limit
DetectedNo federal MCLUCMR 5 Data (2023–2025)
PFAS Testing

Forever chemicals overview

National PFAS report →
30
Compounds tested
1
Detected
0
Exceed EPA MCL
Compliance Record

Violation summary

33
Total violations
12
Health-based
25
Active / unresolved
Jul 2022
Most recent violation
Compliance Record

Violations & advisories

33 Total
25 Active
12 Health-based
8 Resolved
Violations by category
Ground Water Rule
11
Public Notice Rule and Revised PN Rule
7
Stage 2 Disinfectants and Disinfection Byproducts Rule
5
Lead and Copper Rule
3
Stage 1 Disinfectants and Disinfection Byproducts Rule
3
Jul 2022 Active
Public Notice
Other Violation 0
Jun 2022 Active
Groundwater Rule
Treatment Technique
Health-Based Health 0
Jun 2022 Active
Groundwater Rule
Treatment Technique
Health-Based Health 0
Jun 2022 Active
Groundwater Rule
Treatment Technique
Health-Based Health 0
Feb 2021 Active
Public Notice
Other Violation 0
Oct 2020 Active
Lead and Copper Rule
Monitoring & Reporting
Monitoring & Reporting 0
Sep 2019 Active
Groundwater Rule
Treatment Technique
Health-Based Health 0
Sep 2019 Active
Public Notice
Other Violation 0
Sep 2019 Active
Groundwater Rule
Treatment Technique
Health-Based Health 0
Sep 2019 Active
Groundwater Rule
Treatment Technique
Health-Based Health 0
Sep 2019 Active
Groundwater Rule
Treatment Technique
Health-Based Health 0
Sep 2019 Active
Groundwater Rule
Treatment Technique
Health-Based Health 0
Sep 2019 Active
Groundwater Rule
Treatment Technique
Health-Based Health 0
Sep 2019 Active
Groundwater Rule
Treatment Technique
Health-Based Health 0
Sep 2019 Active
Groundwater Rule
Treatment Technique
Health-Based Health 0
Oct 2017 Active
Consumer Confidence Rule
Other Violation 0
May 2017 Active
Public Notice
Other Violation 0
Apr 2017 Active
Public Notice
Other Violation 0
Oct 2016 Active
Lead and Copper Rule
Monitoring & Reporting
Monitoring & Reporting 0
May 2016 Active
Public Notice
Other Violation 0
Showing 20 of 33 violations
Environmental Risk

Drought conditions

D3 — extreme drought

West Carroll Parish is currently in D3 (extreme drought) per the U.S. Drought Monitor (week of May 5, 2026). Drought can elevate disinfection-byproduct (TTHM/HAA5) levels and taste/odor issues as utilities draw from lower reservoirs.

6
Weeks at D2+ (current streak)
9.8%
Months in D2+ (last 30y)
6
Weeks at D2+ (last 5y)

Source: U.S. Drought Monitor, updated weekly by NDMC, USDA, and NOAA.

Recommended water filters

Based on contaminants detected in Kilbourne's water supply, we recommend the following filter types.

🧪
For PFAS
Reverse Osmosis or Activated Carbon Block
1 PFAS compound detected

Full contaminants report

Contaminant Detected Level EPA Limit Unit Category Status
Lead (90th percentile) 0.0 15 ppb Inorganic Safe
11Cl-PF3OUdS ND HI µg/L PFAS Not Detected
4:2 FTS ND HI µg/L PFAS Not Detected
6:2 FTS ND HI µg/L PFAS Not Detected
8:2 FTS ND HI µg/L PFAS Not Detected
9Cl-PF3ONS ND HI µg/L PFAS Not Detected
ADONA ND HI µg/L PFAS Not Detected
HFPO-DA ND 0.01 µg/L PFAS Not Detected
lithium 15.600 HI µg/L PFAS Detected
NEtFOSAA ND HI µg/L PFAS Not Detected
NFDHA ND HI µg/L PFAS Not Detected
NMeFOSAA ND HI µg/L PFAS Not Detected
PFBA ND HI µg/L PFAS Not Detected
PFBS ND HI µg/L PFAS Not Detected
PFDA ND HI µg/L PFAS Not Detected
PFDoA ND HI µg/L PFAS Not Detected
PFEESA ND HI µg/L PFAS Not Detected
PFHpA ND HI µg/L PFAS Not Detected
PFHpS ND HI µg/L PFAS Not Detected
PFHxA ND HI µg/L PFAS Not Detected
PFHxS ND HI µg/L PFAS Not Detected
PFMBA ND HI µg/L PFAS Not Detected
PFMPA ND HI µg/L PFAS Not Detected
PFNA ND HI µg/L PFAS Not Detected
PFOA ND 0.004 µg/L PFAS Not Detected
PFOS ND 0.004 µg/L PFAS Not Detected
PFPeA ND HI µg/L PFAS Not Detected
PFPeS ND HI µg/L PFAS Not Detected
PFTA ND HI µg/L PFAS Not Detected
PFTrDA ND HI µg/L PFAS Not Detected
PFUnA ND HI µg/L PFAS Not Detected
Data source: EPA SDWIS, UCMR 5, local utility CCR.

Lead level trend (90th percentile)

EPA action level: 15 ppb
Lead has decreased by 9.0 ppb from 1992 (9.0 ppb) to 2024 (0.0 ppb).
Infrastructure

Water source & infrastructure

Primary Source
Groundwater
Operator
Private
Population Served
3,507
Water Systems
1
Water Source

Where Kilbourne's water comes from

Groundwater

Kilbourne's drinking water is drawn from underground aquifers through wells.

Groundwater is naturally filtered through rock and soil layers, generally requiring less treatment than surface water. However, it can contain naturally occurring contaminants like arsenic, radon, and minerals.

Agricultural activity, septic systems, and industrial operations near well fields can introduce nitrates, pesticides, and volatile organic compounds.

The system is operated by private ownership and serves approximately 3,507 people through 1 water system.

Local Hydrology

Water bodies near Kilbourne

Kilbourne is located near 4 notable water bodies. These water bodies contribute to the regional watershed and may indirectly affect groundwater quality.

Boeuf River Nr Eudora
river
Boeuf River At Ark/La State Line
river
Bayou Macon At Eudora
river
Bayou Macon Nr Kilbourne
river
Infrastructure

Water systems serving Kilbourne

System Name PWSID Population Source
NEW CARROLL WATER SYSTEM LA1123005 3,507 GW
Regional Comparison

How Kilbourne compares

Full Louisiana rankings →

Kilbourne's score of 69/100 is above the average of 53/100 among major Louisiana cities. It outscores 7 of 10 nearby cities.

Kilbourne (this city)
69
Jefferson
85.8
Lafayette
35.1
Shreveport
36.5
Louisiana avg
53
City Profile

About Kilbourne, LA

Wikipedia →

Kilbourne is a village in West Carroll Parish, Louisiana, United States. As of the 2020 census, Kilbourne had a population of 351.

Economic Profile
$36,563
Median Income
$624/mo
Median Rent
1.9%
Unemployment
Community
69.8
Median Age
109
People / sq mi
7.1%
College Educated
79.3%
Homeownership
Share this reportHelp others learn about their water quality
WhatsAppXFacebookLinkedInEmail

Frequently asked questions

Is Kilbourne, LA tap water safe to drink?

Kilbourne's water quality earned a grade of C+ (69/100). Some concerns have been identified. Consider a water filter for an extra layer of protection. The city ranks #156 out of 309 cities tested in Louisiana.

What contaminants are in Kilbourne's water?

Lead was measured at 0.0 ppb (90th percentile). 1 PFAS compound was detected. 33 violations are on record.

How is Kilbourne's water quality grade calculated?

The grade is based on four factors: violation history (40%), lead and copper levels (25%), PFAS contamination (25%), and regulatory compliance (10%). The score is also adjusted based on how complete the available data is. See our methodology page for full details.

Do I need a water filter in Kilbourne?

PFAS compounds have been detected. A filter with activated carbon can help reduce exposure.

Where does Kilbourne's water come from?

Kilbourne's water is sourced from Groundwater. The city has 1 water system serving approximately 3,507 residents.

What health violations has Kilbourne's water system had?

Kilbourne has 12 health-based violations on record. The most recent violation was recorded in July 2022. Health-based violations mean the water exceeded EPA maximum contaminant levels (MCLs) for a regulated substance. 25 violations remain unresolved.

Is Kilbourne's groundwater at risk of contamination?

Kilbourne uses groundwater, which can be affected by naturally occurring contaminants like arsenic, radon, and nitrate, as well as agricultural runoff and industrial activity. The system has 33 violations on record that may relate to groundwater quality. Groundwater systems are generally less susceptible to surface contamination but should be monitored for emerging contaminants like PFAS.

How does Kilbourne's water compare to other cities?

Kilbourne ranks #156 out of 309 cities in Louisiana (better than 50% of state cities) and #10993 out of 15744 cities nationally (30th percentile). The grade of C+ reflects the combined assessment of violation history, lead and copper levels, PFAS contamination, and regulatory compliance.