Public water system · MS0780010
ActiveTomnolen Water Assn, Inc.
At a glance
Tomnolen Water Assn, Inc. (PWSID MS0780010) is an active community water system in Webster County, Mississippi. It reports serving 1,140 people through 384 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 2017.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
1,140
Service connections
384
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Tomnolen Water Assn, Inc. compare with other water systems in Webster County?
By EPA's size categories, Tomnolen Water Assn, Inc. is a small system (501 to 3,300 people). Webster County has 11 active public water systems, and Tomnolen Water Assn, Inc. is the 3rd-largest of them by population served. Its population served is roughly in line with the county average of 1,120 people per system, and accounts for 9.3% of the 12,315 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 Tomnolen Water Assn, Inc. 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 Tomnolen Water Assn, Inc.?
EPA lists Tomnolen Water Assn, Inc. 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. 9 of the 11 active systems in Webster County (82%) are also under public/private ownership.
Does Tomnolen Water Assn, Inc. 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 2017. The violations listed here began between January 2012 and July 2017. By type: 11 monitoring and reporting and 1 public notice, recordkeeping or other. The contaminant or rule involved most often is Radium-228 (6 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 |
|---|---|---|---|---|
| 2017-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2012-07-01 | Monitoring and reportingMonitoring, Regular · code 03 | Radium-226code 4020 | No | Resolved |
| 2012-07-01 | Monitoring and reportingMonitoring, Regular · code 03 | Radium-228code 4030 | No | Resolved |
| 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-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 |
| 2012-04-01 | Monitoring and reportingMonitoring, Regular · code 03 | Radium-228code 4030 | 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-228code 4030 | No | Resolved |
| 2012-01-01 | 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.
Tomnolen Water Assn, Inc.: frequently asked questions
Who runs Tomnolen Water Assn, Inc.?
Tomnolen Water Assn, Inc. (PWSID MS0780010) is a community water system under public/private ownership. It is regulated by the MS state drinking water program.
How many people does Tomnolen Water Assn, Inc. serve?
Tomnolen Water Assn, Inc. reports serving 1,140 people through 384 service connections in Webster County, Mississippi.
Where does Tomnolen Water Assn, Inc. 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 Tomnolen Water Assn, Inc. 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 2017. 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 Tomnolen Water Assn, Inc.'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 2017. For current results, consult the system's annual water quality report, EPA ECHO, or the MS state drinking water program.
Where can I find Tomnolen Water Assn, Inc.'s water quality report?
As a community water system, Tomnolen Water Assn, Inc. 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 Webster County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| City of Eupora | Webster | 5,586 | Community | Groundwater |
| Savannah Water Association #1 | Webster | 1,434 | Community | Groundwater |
| Town of Mathiston | Webster | 1,090 | Community | Groundwater |
| Sapa Water System | Webster | 842 | Community | Groundwater |
| Mantee Water Association | Webster | 486 | Community | Groundwater |
| Cadaretta Water Association | Webster | 445 | 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, “Tomnolen Water Assn, Inc., PWSID MS0780010, Mississippi”, https://aquacensus.com/water-systems/mississippi/tomnolen-water-assn-inc-ms0780010 (data as of October 1, 2026).