C41/100
Oakdale Tap Water Quality: Is It Safe to Drink? (2026 Report)
Serving 8,814 residents · Louisiana
What's In Oakdale's Tap Water?
31
Contaminants Tested
0
Exceed EPA Limits
0
Above EPA Goals
EPA Violation History
9
Violations (last 5yr)
5
Unresolved
6
Health-Related
TIER 2Resolved
Violation related to Consumer Confidence Report
When: July 1, 2024 – August 15, 2025Rule: Consumer Confidence RuleEnforcement: Resolving — corrective action underway
TIER 2Unresolved
Violation related to Consumer Confidence Report
When: December 28, 2023Rule: Consumer Confidence RuleEnforcement: Informal — resolved cooperativelyVerify on EPA.gov
TIER 3Resolved
Surface water treatment technique failure
When: July 1, 2022 – June 29, 2022Enforcement: Resolving — corrective action underway
TIER 3Unresolved
Monitoring / Reporting Violation
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: February 20, 2022Rule: Ground Water RuleEnforcement: Informal — resolved cooperativelyVerify on EPA.gov
TIER 3Unresolved
Disinfection byproduct treatment technique failure
When: October 22, 2021Rule: Ground Water RuleEnforcement: Informal — resolved cooperativelyVerify on EPA.gov
TIER 2Unresolved
Violation related to Consumer Confidence Report
When: September 17, 2021Rule: Consumer Confidence RuleEnforcement: Informal — resolved cooperativelyVerify on EPA.gov
TIER 2Unresolved
Violation related to Consumer Confidence Report
When: September 17, 2021Rule: Consumer Confidence RuleEnforcement: Informal — resolved cooperativelyVerify on EPA.gov
TIER 2Resolved
Violation related to Consumer Confidence Report
When: September 17, 2021 – March 10, 2022Rule: Consumer Confidence RuleEnforcement: Resolving — corrective action underway
TIER 2Resolved
Violation related to Consumer Confidence Report
When: September 17, 2021 – September 12, 2022Rule: Consumer Confidence RuleEnforcement: Resolving — corrective action underway
Understanding violation severity
Tier 1Urgent health risk. Utility must notify all customers within 24 hours.Tier 2Important health or treatment issue. Customers notified within 30 days.Tier 3Administrative or monitoring issue. Reported in the annual water quality report.
Source: EPA Safe Drinking Water Information System (SDWIS) · Updated quarterly
Water Utility Details
ALLEN PARISH WW DISTRICT NO 1
Population Served
1,266
Water Source
Groundwater
System ID
LA1003001
CITY OF OAKDALE WATER SYSTEM
Population Served
6,114
Water Source
Groundwater
System ID
LA1003006
SOUTH OAKDALE WATER SYSTEM
Population Served
1,434
Water Source
Groundwater
System ID
LA1003008
Frequently Asked Questions About Oakdale Water
Is Oakdale tap water safe to drink?
Oakdale, Louisiana tap water receives a grade of C (41/100), which is considered fair. 0 contaminant(s) exceed EPA maximum contaminant levels and 59 violation(s) are on record. Residents should consider using an NSF-certified water filter to reduce contaminant exposure.
What contaminants are in Oakdale's water?
51 contaminants were tested in Oakdale's water supply. No contaminants exceed EPA legal limits (MCLs) or health goals (MCLGs), which is a positive indicator of water quality.
Does Oakdale have any water quality violations?
Yes, Oakdale has 59 EPA violation(s) on record, with the most recent in 2025. Violation types include RPT, TT, Other. 29 of these are health-based violations, which are the most serious category.
Do I need a water filter in Oakdale?
Oakdale water meets EPA standards, so a filter is not strictly necessary. However, some residents prefer the added security of a water filter. EPA health goals (MCLGs) are stricter than legal limits and are set at levels with zero expected health risk. All contaminants are within health goals.
Where does Oakdale's tap water come from?
Oakdale's drinking water is sourced from groundwater and supplied by ALLEN PARISH WW DISTRICT NO 1 and 2 other water system(s). The system serves approximately 8,814 people. Groundwater is pumped from underground aquifers, which often provides natural filtration.
How often is Oakdale's water tested?
Under the Safe Drinking Water Act (SDWA), water utilities are required to regularly test for over 90 contaminants. Testing frequency varies by contaminant — some are tested monthly, others quarterly or annually. Oakdale's water systems must report results to the EPA and publish an annual Consumer Confidence Report (CCR). The data on this page reflects the latest available EPA testing data.
How does Oakdale's water compare to other cities in Louisiana?
Oakdale's water quality score of 41/100 earns a grade of C, which is considered fair. This is a below-average score that indicates room for improvement. Visit our Louisiana state page to see how all cities in the state compare.
What should I do if I'm concerned about Oakdale's water quality?
If you have concerns about Oakdale's tap water, consider these steps: (1) Request your utility's annual Consumer Confidence Report for detailed local data. (2) Get your water independently tested through a state-certified laboratory. (3) Consider an NSF-certified water filter rated for the contaminants found in your area. (4) Contact your water utility (ALLEN PARISH WW DISTRICT NO 1) with specific questions. (5) Report water quality issues to your state drinking water program or the EPA Safe Drinking Water Hotline at 800-426-4791.