C54/100
Longville Tap Water Quality: Is It Safe to Drink? (2026 Report)
Serving 24,000 residents · Louisiana
What's In Longville's Tap Water?
67
Contaminants Tested
1
Exceed EPA Limits
1
Above EPA Goals
2 contaminants above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Copper (90th percentile) | 4.20 mg/L | 1.30 mg/L | Over Limit |
Lead (90th percentile) | 0.002 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 2020.
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
BEAUREGARD WATER WORKS DIST #3
Population Served
24,000
Water Source
Groundwater
System ID
LA1011008
Frequently Asked Questions About Longville Water
Is Longville tap water safe to drink?
Longville, Louisiana tap water receives a grade of C (54/100), which is considered fair. 1 contaminant(s) exceed EPA maximum contaminant levels and 15 violation(s) are on record. Residents should consider using an NSF-certified water filter to reduce contaminant exposure.
What contaminants are in Longville's water?
Of the 67 contaminants tested in Longville's water supply, the most notable include Copper (90th percentile), Lead (90th percentile). 1 contaminant(s) exceed EPA legal limits (MCLs). 2 contaminant(s) exceed EPA health goals (MCLGs), which are non-enforceable targets set at levels with no known health risk.
Does Longville have any water quality violations?
Yes, Longville has 15 EPA violation(s) on record, with the most recent in 2020. Violation types include MR, Other, MCL. 5 of these are health-based violations, which are the most serious category.
Do I need a water filter in Longville?
Based on EPA data, using a water filter in Longville is recommended. 1 contaminant(s) exceed legal limits. An NSF-certified filter — such as a reverse osmosis or activated carbon system — can effectively reduce many common contaminants. Choose a filter certified to remove the specific contaminants found in your area.
Where does Longville's tap water come from?
Longville's drinking water is sourced from groundwater and supplied by BEAUREGARD WATER WORKS DIST #3. The system serves approximately 24,000 people. Groundwater is pumped from underground aquifers, which often provides natural filtration.
How often is Longville'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. Longville'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 Longville's water compare to other cities in Louisiana?
Longville's water quality score of 54/100 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 Longville's water quality?
If you have concerns about Longville'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 (BEAUREGARD WATER WORKS DIST #3) 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.