Public water system · LA1005208
ActiveDiversion Water - Cypress Lakes
At a glance
Diversion Water - Cypress Lakes (PWSID LA1005208) is an active community water system in Ascension Parish County, Louisiana. It reports serving 111 people through 37 service connections. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's records list 5 violations for this system; none is health-based, and the most recent began in February 2018.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
111
Service connections
37
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Diversion Water - Cypress Lakes compare with other water systems in Ascension Parish County?
By EPA's size categories, Diversion Water - Cypress Lakes is a very small system (500 people or fewer). Ascension Parish County has 27 active public water systems. Its population served is well below the county average of 1,308 people per system, and accounts for 0.3% of the 35,302 people reported by systems filed under the county. Across Louisiana, the 1,121 active systems average 4,685 people each. Nationally, the average active community water system reports serving 6,703 people, so Diversion Water - Cypress Lakes is well below that figure.
What does “community water system” mean?
A community water system serves at least 15 connections used by year-round residents, or regularly serves at least 25 year-round residents. Homes, apartments and mobile-home parks are served by these. Louisiana has 815 active community water systems, 73% 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 Diversion Water - Cypress Lakes?
EPA lists Diversion Water - Cypress Lakes 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. 23 of the 27 active systems in Ascension Parish County (85%) are also privately owned.
Does Diversion Water - Cypress Lakes have drinking water violations?
EPA's records list 5 violations for this system; none is health-based, and the most recent began in February 2018. The violations listed here began between August 2005 and February 2018. By type: 4 monitoring and reporting and 1 public notice, recordkeeping or other. The contaminants or rules involved are Lead and Copper Rule, Haloacetic acids (HAA5), Total trihalomethanes (TTHM) and Consumer Confidence Rule. EPA lists 4 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 |
|---|---|---|---|---|
| 2018-02-01 | Monitoring and reportingLead Consumer Notice · code 66 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2013-09-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Haloacetic acids (HAA5)code 2456 | No | Resolved |
| 2013-09-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Total trihalomethanes (TTHM)code 2950 | No | Resolved |
| 2010-10-02 | Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2005-08-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Archived |
All 5 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.
Diversion Water - Cypress Lakes: frequently asked questions
Who runs Diversion Water - Cypress Lakes?
Diversion Water - Cypress Lakes (PWSID LA1005208) is a community water system privately owned. It is regulated by the LA state drinking water program.
How many people does Diversion Water - Cypress Lakes serve?
Diversion Water - Cypress Lakes reports serving 111 people through 37 service connections in Ascension Parish County, Louisiana.
Where does Diversion Water - Cypress Lakes 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 Diversion Water - Cypress Lakes have any drinking water violations?
EPA's records list 5 violations for this system; none is health-based, and the most recent began in February 2018. 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 Diversion Water - Cypress Lakes' 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 5 violations for this system; none is health-based, and the most recent began in February 2018. For current results, consult the system's annual water quality report, EPA ECHO, or the LA state drinking water program.
Where can I find Diversion Water - Cypress Lakes' water quality report?
As a community water system, Diversion Water - Cypress Lakes must deliver an annual water quality report, called a Consumer Confidence Report, to its customers by July 1 each year, covering the previous calendar year. The system can provide a copy on request.
Other water systems in Ascension Parish County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| City of Gonzales Water System | Ascension Parish | 16,806 | Community | Groundwater |
| Parish Utilities of Ascension | Ascension Parish | 9,732 | Community | Surface water |
| Ascension Consolidated Utility Dist 1 | Ascension Parish | 2,229 | Community | Purchased surface water |
| Basf Corporation | Ascension Parish | 1,391 | Non-transient non-community | Groundwater |
| Ascension Parish Water Works District 2 | Ascension Parish | 1,353 | Community | Purchased groundwater |
| Shell Chemical Company | Ascension Parish | 750 | Non-transient non-community | Surface water |
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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, “Diversion Water - Cypress Lakes, PWSID LA1005208, Louisiana”, https://aquacensus.com/water-systems/louisiana/diversion-water-cypress-lakes-la1005208 (data as of October 1, 2026).