Public water system · MS0810012
ActiveTri-Lakes Water Assn-West
At a glance
Tri-Lakes Water Assn-West (PWSID MS0810012) is an active community water system in Yalobusha County, Mississippi. It reports serving 1,059 people through 427 service connections. Its primary water source is groundwater, and EPA lists it as under public/private ownership. Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in July 2012.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
1,059
Service connections
427
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Tri-Lakes Water Assn-West compare with other water systems in Yalobusha County?
By EPA's size categories, Tri-Lakes Water Assn-West is a small system (501 to 3,300 people). Yalobusha County has 19 active public water systems, and Tri-Lakes Water Assn-West is the 6th-largest of them by population served. Its population served is about 34% above the county average of 788 people per system, and accounts for 7.1% of the 14,971 people reported by systems filed under the county. Across Mississippi, the 1,133 active systems average 2,832 people each. Nationally, the average active community water system reports serving 6,703 people, so Tri-Lakes Water Assn-West 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. Mississippi has 947 active community water systems, 84% of the state's 1,133 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 1,053 Mississippi systems (93%) list groundwater as their primary source.
Who owns and regulates Tri-Lakes Water Assn-West?
EPA lists Tri-Lakes Water Assn-West as under public/private ownership. The MS state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 15 of the 19 active systems in Yalobusha County (79%) are also under public/private ownership.
Does Tri-Lakes Water Assn-West have drinking water violations?
Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in July 2012. The violations listed here began between July 2011 and July 2012. By type: 12 monitoring and reporting. The contaminant or rule involved most often is Radium-228 (5 of them). EPA lists 12 as resolved. 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.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2012-07-01 | Monitoring and reportingMonitoring, Regular · code 03 | Radium-228code 4030 | No | Resolved |
| 2012-07-01 | Monitoring and reportingMonitoring, Regular · code 03 | Radium-226code 4020 | No | Resolved |
| 2012-04-01 | Monitoring and reportingMonitoring, Regular · code 03 | Radium-228code 4030 | No | Resolved |
| 2012-04-01 | Monitoring and reportingMonitoring, Regular · code 03 | Radium-226code 4020 | No | Resolved |
| 2012-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Radium-228code 4030 | No | Resolved |
| 2012-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Radium-226code 4020 | No | Resolved |
| 2011-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Radium-228code 4030 | No | Resolved |
| 2011-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Radium-226code 4020 | No | Resolved |
| 2011-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Combined Uraniumcode 4006 | No | Resolved |
| 2011-07-01 | Monitoring and reportingMonitoring, Regular · code 03 | Combined Uraniumcode 4006 | No | Resolved |
| 2011-07-01 | Monitoring and reportingMonitoring, Regular · code 03 | Radium-228code 4030 | No | Resolved |
| 2011-07-01 | Monitoring and reportingMonitoring, Regular · code 03 | Radium-226code 4020 | No | Resolved |
The 12 most recent 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.
Tri-Lakes Water Assn-West: frequently asked questions
Who runs Tri-Lakes Water Assn-West?
Tri-Lakes Water Assn-West (PWSID MS0810012) is a community water system under public/private ownership. It is regulated by the MS state drinking water program.
How many people does Tri-Lakes Water Assn-West serve?
Tri-Lakes Water Assn-West reports serving 1,059 people through 427 service connections in Yalobusha County, Mississippi.
Where does Tri-Lakes Water Assn-West 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 Tri-Lakes Water Assn-West have any drinking water violations?
Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in July 2012. 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 Tri-Lakes Water Assn-West'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. Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in July 2012. For current results, consult the system's annual water quality report, EPA ECHO, or the MS state drinking water program.
Where can I find Tri-Lakes Water Assn-West's water quality report?
As a community water system, Tri-Lakes Water Assn-West 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 Yalobusha County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| City of Water Valley | Yalobusha | 3,380 | Community | Groundwater |
| Billys Creek Rural W/A | Yalobusha | 1,532 | Community | Groundwater |
| Yalobusha Water/Sewer Dist #1 | Yalobusha | 1,422 | Community | Groundwater |
| Jeff Davis W/A Inc. | Yalobusha | 1,312 | Community | Purchased groundwater |
| Tillatoba Water Association | Yalobusha | 1,200 | Community | Groundwater |
| Town of Coffeeville | Yalobusha | 905 | Community | Groundwater |
Related pages
Working with water-system records? Pro adds alerts, change history and CSV export ($49/mo); Enterprise adds full national files, the API and an MCP server for AI tools.
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, “Tri-Lakes Water Assn-West, PWSID MS0810012, Mississippi”, https://aquacensus.com/water-systems/mississippi/tri-lakes-water-assn-west-ms0810012 (data as of October 1, 2026).