Public water system · LA2019016
ActiveWestlake Us 2 LLC S Complex Water System
At a glance
Westlake Us 2 LLC S Complex Water System (PWSID LA2019016) is an active non-transient non-community water system in Calcasieu Parish County, Louisiana. It reports serving 1,700 people through 10 service connections. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's records list 8 violations for this system; 1 is health-based, and the most recent began in April 2014.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
1,700
Service connections
10
Primary source
GW
Groundwater
System type
NTNCWS
Non-transient non-community water system
System record
How does Westlake Us 2 LLC S Complex Water System compare with other water systems in Calcasieu Parish County?
By EPA's size categories, Westlake Us 2 LLC S Complex Water System is a small system (501 to 3,300 people). Calcasieu Parish County has 72 active public water systems. Its population served is about 43% below the county average of 2,962 people per system, and accounts for 0.8% of the 213,234 people reported by systems filed under the county. Across Louisiana, the 1,121 active systems average 4,685 people each. Nationally, the average active non-transient non-community water system reports serving 430 people, so Westlake Us 2 LLC S Complex Water System is about 4 times that figure.
What does “non-transient non-community water system” mean?
A non-transient non-community water system regularly serves at least 25 of the same people for more than six months a year, but not where they live. Schools, factories, office buildings and hospitals with their own supply are typical examples. Louisiana has 125 active non-transient non-community water systems, 11% of the state's 1,121 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 966 Louisiana systems (86%) list groundwater as their primary source.
Who owns and regulates Westlake Us 2 LLC S Complex Water System?
EPA lists Westlake Us 2 LLC S Complex Water System as privately owned. The LA state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 52 of the 72 active systems in Calcasieu Parish County (72%) are also privately owned.
Does Westlake Us 2 LLC S Complex Water System have drinking water violations?
EPA's records list 8 violations for this system; 1 is health-based, and the most recent began in April 2014. The violations listed here began between January 2004 and April 2014. By type: 7 monitoring and reporting and 1 contaminant level above the legal limit. The contaminant or rule involved most often is Total coliform bacteria (TCR) (3 of them). EPA lists 7 as resolved and 1 as archived. Resolved means at least one resolving action is on record: the system returned to compliance, the rule no longer applies, or no further action was needed. Archived means the violation was not marked resolved but is more than five years past the end of the noncompliance period, so it no longer counts toward current compliance status.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2014-04-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | 1,2-Dichloroethanecode 2980 | Yes | Resolved |
| 2012-07-01 | Monitoring and reportingMonitoring, Repeat Minor (TCR) · code 26 | Total coliform bacteria (TCR)code 3100 | No | Archived |
| 2011-07-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Haloacetic acids (HAA5)code 2456 | No | Resolved |
| 2011-07-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Total trihalomethanes (TTHM)code 2950 | No | Resolved |
| 2008-07-01 | Monitoring and reportingMonitoring, Repeat Minor (TCR) · code 26 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2007-10-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2004-01-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Total trihalomethanes (TTHM)code 2950 | No | Resolved |
| 2004-01-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Haloacetic acids (HAA5)code 2456 | No | Resolved |
All 8 violations in EPA's records, newest first.Labels and codes come from EPA's SDWIS reference tables. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found. "Health-based" marks violations of a legal limit or required treatment.
Westlake Us 2 LLC S Complex Water System: frequently asked questions
Who runs Westlake Us 2 LLC S Complex Water System?
Westlake Us 2 LLC S Complex Water System (PWSID LA2019016) is a non-transient non-community water system privately owned. It is regulated by the LA state drinking water program.
How many people does Westlake Us 2 LLC S Complex Water System serve?
Westlake Us 2 LLC S Complex Water System reports serving 1,700 people through 10 service connections in Calcasieu Parish County, Louisiana.
Where does Westlake Us 2 LLC S Complex Water System get its water?
EPA SDWIS lists this system's primary water source as groundwater. Groundwater means the system draws its water from wells or springs fed by underground aquifers.
Does Westlake Us 2 LLC S Complex Water System have any drinking water violations?
EPA's records list 8 violations for this system; 1 is health-based, and the most recent began in April 2014. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found.
Is Westlake Us 2 LLC S Complex Water System's water safe to drink?
AquaCensus shows EPA compliance records, not current water test results, so it cannot say whether the water is safe at a given moment. EPA's records list 8 violations for this system; 1 is health-based, and the most recent began in April 2014. For current results, consult EPA ECHO, or the LA state drinking water program.
Where can I find Westlake Us 2 LLC S Complex Water System's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Westlake Us 2 LLC S Complex Water System is a non-transient non-community water system, so it is not required to publish one; like every public water system, it must notify the people it serves about violations under EPA's public notification rules.
Other water systems in Calcasieu Parish County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| City of Lake Charles Water System | Calcasieu Parish | 79,500 | Community | Groundwater |
| Sulphur City of Water System | Calcasieu Parish | 24,489 | Community | Groundwater |
| Calcasieu Parish Ww District No 1 | Calcasieu Parish | 20,837 | Community | Groundwater |
| Calcasieu Parish Ww Dist 9 Carlyss | Calcasieu Parish | 14,502 | Community | Groundwater |
| Houston River Waterworks District 11 | Calcasieu Parish | 6,915 | Community | Groundwater |
| Calcasieu Parish Ww District 8 | Calcasieu Parish | 6,834 | Community | Groundwater |
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About this data
Source: U.S. EPA Safe Drinking Water Information System (SDWIS) and SDWA violation records, via EPA ECHO, as published October 1, 2026 — AquaCensus refreshes it quarterly. See the methodology for how records are matched, cleaned and scored.
Cite as: AquaCensus, “Westlake Us 2 LLC S Complex Water System, PWSID LA2019016, Louisiana”, https://aquacensus.com/water-systems/louisiana/westlake-us-2-llc-s-complex-water-system-la2019016 (data as of October 1, 2026).