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Counties → Louisiana

Lafayette Parish County, Louisiana

Water Systems
62
Population Served
303,179
Total Violations
2,569
705 health-based
PFAS Detected
10
of 10 tested

Violation Analysis

90.3%
Systems with Violations
41.4
Avg Violations per System
27.4%
Health-Based Violations

Water Source Types

GW
50 systems (81%)

PFAS Contamination

10
Systems Tested
10
PFAS Detected
100.0%
Detection Rate

PFAS (per- and polyfluoroalkyl substances) are persistent chemicals found in drinking water. The EPA has set enforceable limits for several PFAS compounds under UCMR5 monitoring.

Compliance Snapshot

Lafayette Parish Louisiana water systems by violation status, EPA SDWIS records.

No violations on record (5) One or more violations (45)

Violation history is cumulative, many flagged systems have already returned to compliance. Detail pages show per-system context.

Water Systems

System Name Population Violations PFAS
Lafayette Utilities Water System 169,389 2 Clean
Lpwdn North Region 16,833 13 Clean
Lpwd South 15,132 16 Clean
Milton Purchase Water System 11,430 5 Clean
City of Carencro Water System 10,485 14 Clean
City of Broussard Purchase Water System 10,242 51 -
City of Youngsville Water System 9,915 39 -
City of Scott Water System 9,696 32 Clean
City of Youngsville Purchase WS 8,886 18 Clean
City of Broussard Water System 5,151 54 Clean
City of Broussard Hwy 90 Water System 4,182 48 -
Lpwd North Production Facility 4,122 6 Clean
Lpwdn South Region 4,032 4 -
Lpwdn Purchase West Scott 3,051 33 -
Town of Duson Water System 2,190 27 -
Milton Water System 1,782 25 -
Lpwdn Wilderness Trail 1,644 0 -
Ile Des Cannes Water System 1,476 2 -
Lpwdn la Neuville Holiday Subdivision WS 1,455 0 -
Magnolia-Le Triomphe Subdivision 1,278 47 -
Magnolia-Jackson Square 825 64 -
Lpwdn Carmel Drive 576 0 -
Magnolia-Windy Meadows 549 37 -
Magnolia-Garden Heights Subdivision WS 483 80 -
Magnolia-Markridge Park Subdivision 468 46 -
Magnolia-Beau Parterre 462 36 -
Lpwdn Holiday Mobile Estates WS 426 3 -
Magnolia-Shenandoah Estates 396 44 -
Magnolia-Ossun Heights 393 27 Clean
Lpwdn South Park 372 0 -
Lpwdn Fairway Village WS 339 0 -
Belle Place Trailer Park Water System 330 27 -
Magnolia-Carencro Village 315 40 -
Magnolia-Coach House Manor 315 38 -
Lpwdn Guillot Village 300 2 -
Magnolia-Belleville Subdivision 282 102 -
Magnolia-Southfield Square 279 33 -
Magnolia-Grande Stakes 252 32 -
Kings Court MHP Water System 220 82 -
West Gate Trailer Park Water System 219 67 -
Magnolia-Chartres Place Subdivision 210 30 -
Magnolia-Trewhill 207 74 -
Magnolia-Cottages of Acadiana 196 47 -
Magnolia-Lexington Heights 192 44 -
Magnolia-Fox Run 189 27 -
Lafayette MHP LLC 188 127 -
G & J Mobile Home Estates Water System 186 43 -
Magnolia-Village Quest Subdivision 186 80 -
G & R Mobile Home Park Water System 171 25 -
Cajun Mobile Home Park Water System 168 55 -

Other Counties in Louisiana

East Baton Rouge Parish County
19 systems · 650,087 served · 566 violations
Jefferson Parish County
4 systems · 440,987 served · 247 violations
Orleans Parish County
10 systems · 389,093 served · 157 violations
St. Tammany Parish County
213 systems · 266,825 served · 7,149 violations
Caddo Parish County
48 systems · 249,641 served · 5,038 violations
Calcasieu Parish County
80 systems · 216,042 served · 3,535 violations

Drinking Water Guides

Frequently Asked Questions

How many water violations are in Lafayette Parish County? ▼
Lafayette Parish County has 2,569 total drinking water violations across 62 water systems, of which 705 are health-based violations. 90.3% of systems have at least one violation.
How many people get water from Lafayette Parish County systems? ▼
Water systems in Lafayette Parish County serve approximately 303,179 people through 62 public water systems.
Has PFAS been detected in Lafayette Parish County water? ▼
Of 10 water systems tested for PFAS in Lafayette Parish County, 10 had PFAS detected (100.0% detection rate).
What types of water sources supply Lafayette Parish County? ▼
Water systems in Lafayette Parish County use GW (50 systems) as their primary water sources.
Are health-based violations serious? ▼
Health-based violations indicate that drinking water exceeded Maximum Contaminant Levels (MCLs) set by the EPA or failed treatment technique requirements. 27.4% of Lafayette Parish County's violations are health-based. Not all violations indicate immediate health risk, but they require corrective action.
Data Sources & Methodology

Drinking water violation data from the EPA Safe Drinking Water Information System (SDWIS). PFAS testing data from the UCMR5 monitoring program. SDWIS tracks all public water systems regulated under the Safe Drinking Water Act.

Violations are categorized as health-based (Maximum Contaminant Level exceedances, treatment technique failures) or monitoring/reporting violations. Not all violations indicate an immediate health risk.

Read our methodology - how this data is sourced, computed, and verified.

Data sourced from EPA SDWIS and UCMR5 PFAS monitoring data. See our methodology for details. Retrieved and formatted by PlainWater Editorial

Every figure on PlainWater is rendered directly from EPA SDWIS drinking-water data, no number is typed in by an editor. This page draws directly on EPA SDWIS data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.