F19/100
Doyline Tap Water Quality: Is It Safe to Drink? (2026 Report)
Serving 2,373 residents · Louisiana
What's In Doyline's Tap Water?
1
Contaminants Tested
0
Exceed EPA Limits
0
Above EPA Goals
EPA Violation History
9
Violations (last 5yr)
6
Unresolved
6
Health-Related
TIER 3Unresolved
Disinfection byproduct treatment technique failure
When: February 22, 2025Rule: Ground Water RuleEnforcement: Informal — resolved cooperativelyVerify on EPA.gov
TIER 3Unresolved
Disinfection byproduct treatment technique failure
When: October 23, 2024Rule: Ground Water RuleEnforcement: Informal — resolved cooperativelyVerify on EPA.gov
TIER 3Unresolved
Failed to issue ongoing public notification
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: October 1, 2024Rule: Ground Water RuleEnforcement: Informal — resolved cooperativelyVerify on EPA.gov
TIER 2Resolved
Violation related to Consumer Confidence Report
When: September 16, 2024 – October 10, 2024Rule: Consumer Confidence RuleEnforcement: Resolving — corrective action underway
TIER 2Resolved
Violation related to Consumer Confidence Report
When: September 16, 2024 – October 14, 2024Rule: Consumer Confidence RuleEnforcement: Resolving — corrective action underway
TIER 2Unresolved
Violation related to Consumer Confidence Report
When: September 16, 2024Rule: Consumer Confidence RuleEnforcement: Informal — resolved cooperativelyVerify on EPA.gov
TIER 2Unresolved
Violation related to Consumer Confidence Report
When: September 16, 2024Rule: Consumer Confidence RuleEnforcement: Informal — resolved cooperativelyVerify on EPA.gov
TIER 2Unresolved
Violation related to Consumer Confidence Report
When: September 16, 2024Rule: Consumer Confidence RuleEnforcement: Informal — resolved cooperativelyVerify on EPA.gov
TIER 2Resolved
Violation related to Consumer Confidence Report
When: September 16, 2024 – October 10, 2024Rule: 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
BELLEVUE WATER SYSTEM
Population Served
1,347
Water Source
Groundwater
System ID
LA1015041
JENKINS COMMUNITY WATER SYSTEM
Population Served
1,026
Water Source
Groundwater
System ID
LA1119016
Frequently Asked Questions About Doyline Water
Is Doyline tap water safe to drink?
Doyline, Louisiana tap water receives a grade of F (19/100), which is considered failing. 0 contaminant(s) exceed EPA maximum contaminant levels and 62 violation(s) are on record. Residents should consider using an NSF-certified water filter to reduce contaminant exposure.
What contaminants are in Doyline's water?
Of the 1 contaminants tested in Doyline's water supply, the most notable include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 contaminant(s) exceed EPA health goals (MCLGs), which are non-enforceable targets set at levels with no known health risk.
Does Doyline have any water quality violations?
Yes, Doyline has 62 EPA violation(s) on record, with the most recent in 2025. Violation types include MR, Other, TT. 28 of these are health-based violations, which are the most serious category.
Do I need a water filter in Doyline?
Doyline 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. 1 contaminant(s) exceed these stricter goals.
Where does Doyline's tap water come from?
Doyline's drinking water is sourced from groundwater and supplied by BELLEVUE WATER SYSTEM and 1 other water system(s). The system serves approximately 2,373 people. Groundwater is pumped from underground aquifers, which often provides natural filtration.
How often is Doyline'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. Doyline'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 Doyline's water compare to other cities in Louisiana?
Doyline's water quality score of 19/100 earns a grade of F, which is considered failing. This is a concerning score that suggests significant water quality issues. Visit our Louisiana state page to see how all cities in the state compare.
What should I do if I'm concerned about Doyline's water quality?
If you have concerns about Doyline'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 (BELLEVUE WATER SYSTEM) 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.