WaterVerge

Is Farmerville, LA Tap Water Safe to Drink?

Graded D, with 181 unresolved violations on record. See what was cited — and what it means for your tap. What to do next ↓

12K residents served 6 water systems PWSID: LA1111005
Overall Score
47 / 100
Violations
181 active
Last Updated
May 2026
Source
Groundwater
#214 of 309 in Louisiana Top 87% nationally
Local Government
High data confidence
Reviewed by WaterVerge Editorial Team · Last updated May 2026
DGRADE
Water Quality Grade
47/100
waterverge.com
D 47/100

Farmerville, LA — Water Quality Report

Farmerville's drinking water received a grade of D (47 out of 100), indicating poor water quality. The city's 6 water systems serve approximately 12,351 residents using groundwater.

Lead levels were measured at 1.3 ppb (90th percentile), well within EPA limits. UCMR 5 testing detected 2 PFAS compounds in the water supply.

The system has 581 violations on record, including 335 health-based violations. 181 remain unresolved.

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

What to know about Farmerville's water

Farmerville ranks #214 out of 309 cities in Louisiana for water quality, placing it below average in the state.

Farmerville 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.

The system has seen 144 violations in the past five years, suggesting a pattern of compliance challenges that residents should monitor closely.

Quality Breakdown

Water quality score

See methodology →
47 out of 100 Grade D
A: 90-100
B: 74-89
C: 60-73
F: <50
How is this calculated?
Violations
0/45
F
Historical violation record including health-based and monitoring violations.
Lead & Copper
20/20
A
Lead at 1.3 ppb (90th percentile).
Contaminants
17/20
B
2 PFAS compounds detected.
Compliance
5/10
D
Monitoring and reporting compliance with EPA regulations.
Source Risk
5/5
A
Water source: Groundwater.
Water Safety

Is Farmerville, LA water safe to drink?

Concerns Identified

Farmerville's drinking water has significant quality concerns based on EPA testing data. With a grade of D (47/100), the system has issues across multiple categories. A water filter is recommended for all residents. The city's 6 water systems serve approximately 12,351 residents using groundwater (wells).

181
Active Violations
1.3 ppb
Lead (90th %ile)
2 compounds
PFAS Detected

Recent water quality updates for Farmerville

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

PFAS
2 PFAS "forever chemical" compounds 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 Farmerville's water quality assessment. Grade: D (47/100).

Violation
7 drinking water violations recorded

5 health-based. Contaminants: Public Notice, TTHM, Lead and Copper Rule.

Violation
6 drinking water violations recorded

5 health-based. Contaminants: Public Notice, TTHM.

Violation
6 drinking water violations recorded

5 health-based. Contaminants: Public Notice, TTHM.

Key contaminant findings

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

Lead Within Limits
Detected: 1.3 ppb Limit: 15 ppb (EPA Action Level)

Well within EPA limits.

PFAS (2 compounds) Elevated
Detected: Highest: PFPeA at 0.0048 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.

PFAS "forever chemicals" detected

UCMR 5 testing found 2 PFAS compounds in Farmerville's water supply. PFAS are synthetic chemicals that persist indefinitely in the environment and the human body.

Compound Level EPA MCL Status
PFPeA 0.0048 µg/L 0.004 µg/L Within Limit
PFHpA 0.0035 µg/L 0.004 µg/L Within Limit

Violation history

Farmerville's water system has 581 total violations on record, including 335 health-based violations. 181 remain unresolved. 144 violations were issued in the last 5 years.

OtherMCLMRTTRPTMON
Most recent violations:
Oct 2025 Public Notice Open
Oct 2025 TTHM Resolved
Oct 2025 TTHM Resolved
Oct 2025 Lead and Copper Rule Open
Oct 2025 TTHM Resolved

Where does Farmerville's water come from?

Farmerville's drinking water comes from groundwater (wells), supplied by 6 water systems serving approximately 12,351 people. Groundwater is generally less susceptible to surface contamination but can contain naturally occurring contaminants like arsenic, radon, and nitrate. Nearby water bodies include Bayou D'Arbonne At Hwy 151 E Of Dubach (river), Bayou Darbonne Lake At Dam Near Downsville (lake).

What Farmerville residents can do

Install a water filter

Recommended: Activated carbon or reverse osmosis filter. This addresses the specific contaminants found in Farmerville'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
1.3 ppb
EPA Action Level: 15 ppb · 9% of limit
Safe Level
PFPeA
PFAS / Forever Chemical
Near MCL
0.0048 µg/L
EPA MCL: 0.004 µg/L · +20% over limit
Detected
PFAS Testing

Forever chemicals overview

National PFAS report →
30
Compounds tested
2
Detected
0
Exceed EPA MCL
Compliance Record

Violation summary

581
Total violations
335
Health-based
181
Active / unresolved
Oct 2025
Most recent violation
Compliance Record

Violations & advisories

581 Total
181 Active
335 Health-based
400 Resolved
147 SNC
Violations by category
Stage 2 Disinfectants and Disinfection Byproducts Rule
281
Stage 1 Disinfectants and Disinfection Byproducts Rule
105
Public Notice Rule and Revised PN Rule
58
Ground Water Rule
47
Total Coliform Rule
37
Oct 2025 Active
Public Notice
Other Violation 0
Oct 2025 Active
Lead and Copper Rule
Monitoring & Reporting
Monitoring & Reporting 0
Jul 2025 Active
Public Notice
Other Violation 0
Apr 2025 Active
Public Notice
Other Violation 0
Jan 2025 Active
Groundwater Rule
Treatment Technique
Health-Based Health 0
Jan 2025 Active
Groundwater Rule
Treatment Technique
Health-Based Health 0
Jan 2025 Active
Groundwater Rule
Treatment Technique
Health-Based Health 0
Jan 2025 Active
Groundwater Rule
Treatment Technique
Health-Based Health 0
Jan 2025 Active
Groundwater Rule
Treatment Technique
Health-Based Health 0
Jan 2025 Active
Groundwater Rule
Treatment Technique
Health-Based Health 0
Nov 2024 Active
Groundwater Rule
Treatment Technique
Health-Based Health 0
Nov 2024 Active
Groundwater Rule
Treatment Technique
Health-Based Health 0
Nov 2024 Active
Groundwater Rule
Treatment Technique
Health-Based Health 0
Nov 2024 Active
Groundwater Rule
Treatment Technique
Health-Based Health 0
Nov 2024 Active
Groundwater Rule
Treatment Technique
Health-Based Health 0
Oct 2024 Active
LEAD AND COPPER RULE REVISIONS
Treatment Technique
Health-Based Health 0
Oct 2024 Active
LEAD AND COPPER RULE REVISIONS
Reporting
Reporting 0
Oct 2024 Active
Lead and Copper Rule
Monitoring & Reporting
Monitoring & Reporting 0
Aug 2024 Active
Revised Total Coliform Rule
Treatment Technique
Health-Based Health 0
Mar 2024 Active
Public Notice
Other Violation 0
Showing 20 of 581 violations
Industrial pollution

Top industrial polluters within 10 miles of Farmerville

Industrial polluters nearby

Reported releases to surface water by facilities near Farmerville, ranked by pounds discharged annually.

Total reported releases to surface water: 1,071,606 lbs

FacilityTop chemicalTo surface water (lbs/yr)Distance
FOSTER FARMS FARMERVILLE PLANT
Food · FOSTER FARMS LLC
FARMERVILLE, LA71241
Nitrate compounds (water dissociable; reportable only when in aqueous solution)1,071,6064.9 mi
SUN COAST RESOURCES LLC
Petroleum Bulk Terminals · RELADYNE LLC
FARMERVILLE, LA71241
0.8 mi

Source: EPA Toxic Release Inventory (TRI) 2023

Environmental Risk

Drought conditions

D3 — extreme drought

Union 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)
13.1%
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 Farmerville's water supply, we recommend the following filter types.

🧪
For PFAS
Reverse Osmosis or Activated Carbon Block
2 PFAS compounds detected

Full contaminants report

Contaminant Detected Level EPA Limit Unit Category Status
Lead (90th percentile) 1.3 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 ND HI µg/L PFAS Not 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 0.004 HI µg/L PFAS 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 0.005 HI µg/L PFAS 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 8.0 ppb from 1992 (9.0 ppb) to 2025 (1.0 ppb).
Infrastructure

Water source & infrastructure

Primary Source
Groundwater
Operator
Local Government
Population Served
12,351
Water Systems
6
Water Source

Where Farmerville's water comes from

Groundwater

Farmerville'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 local government ownership and serves approximately 12,351 people through 6 water systems.

Local Hydrology

Water bodies near Farmerville

Farmerville is located near 2 notable water bodies. These water bodies contribute to the regional watershed and may indirectly affect groundwater quality.

Bayou D'Arbonne At Hwy 151 E Of Dubach
river
Bayou Darbonne Lake At Dam Near Downsville
lake
Infrastructure

Water systems serving Farmerville

System Name PWSID Population Source
FARMERVILLE WATER SYSTEM LA1111005 5,400 GW
ROCKY BRANCH WATER SYSTEM LA1111013 1,650 GW
UNION PARISH WATERWORKS DISTRICT 1 LA1111015 1,626 GW
WARDS CHAPEL WATER SYSTEM LA1111016 1,620 GW
TRI-WATER SYSTEM LA1111020 1,302 GW
SALEM WATER SYSTEM LA1111014 753 GW
Regional Comparison

How Farmerville compares

Full Louisiana rankings →

Farmerville's score of 47/100 is below the average of 53/100 among major Louisiana cities. It outscores 6 of 10 nearby cities.

Farmerville (this city)
47
Jefferson
85.8
Lafayette
35.1
Shreveport
36.5
Louisiana avg
53
City Profile

About Farmerville, LA

Economic Profile
$24,337
Median Income
$713/mo
Median Rent
8.8%
Unemployment
Community
38.2
Median Age
225
People / sq mi
11.9%
College Educated
50.8%
Homeownership
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Frequently asked questions

Is Farmerville, LA tap water safe to drink?

Farmerville's water quality earned a grade of D (47/100). Significant issues have been found. A water filter is strongly recommended. The city ranks #214 out of 309 cities tested in Louisiana.

What contaminants are in Farmerville's water?

Lead was measured at 1.3 ppb (90th percentile). 2 PFAS compounds were detected. 581 violations are on record.

How is Farmerville'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 Farmerville?

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

Where does Farmerville's water come from?

Farmerville's water is sourced from Groundwater. The city has 6 water systems serving approximately 12,351 residents.

What health violations has Farmerville's water system had?

Farmerville has 335 health-based violations on record. The most recent violation was recorded in October 2025. Health-based violations mean the water exceeded EPA maximum contaminant levels (MCLs) for a regulated substance. 181 violations remain unresolved.

Is Farmerville's groundwater at risk of contamination?

Farmerville 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 581 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 Farmerville's water compare to other cities?

Farmerville ranks #214 out of 309 cities in Louisiana (better than 31% of state cities) and #13675 out of 15744 cities nationally (13th percentile). The grade of D reflects the combined assessment of violation history, lead and copper levels, PFAS contamination, and regulatory compliance.