Public water system · MS0810005
ActiveJeff Davis W/A Inc.
At a glance
Jeff Davis W/A Inc. (PWSID MS0810005) is an active community water system in Yalobusha County, Mississippi. It reports serving 1,312 people through 497 service connections. Its primary water source is purchased groundwater, and EPA lists it as under public/private ownership. EPA's records list 10 violations for this system; 1 is health-based, and the most recent began in November 2020.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
1,312
Service connections
497
Primary source
GWP
Purchased groundwater
System type
CWS
Community water system
System record
How does Jeff Davis W/A Inc. compare with other water systems in Yalobusha County?
By EPA's size categories, Jeff Davis W/A Inc. is a small system (501 to 3,300 people). Yalobusha County has 19 active public water systems, and Jeff Davis W/A Inc. is the 4th-largest of them by population served. Its population served is about 67% above the county average of 788 people per system, and accounts for 8.8% 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 Jeff Davis W/A 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. Purchased groundwater means the system buys groundwater from another public water system rather than drawing its own. 66 Mississippi systems (5.8%) list purchased groundwater as their primary source.
Who owns and regulates Jeff Davis W/A Inc.?
EPA lists Jeff Davis W/A 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. 15 of the 19 active systems in Yalobusha County (79%) are also under public/private ownership.
Does Jeff Davis W/A Inc. have drinking water violations?
EPA's records list 10 violations for this system; 1 is health-based, and the most recent began in November 2020. The violations listed here began between June 1991 and November 2020. By type: 6 public notice, recordkeeping or other, 2 monitoring and reporting, 1 monitoring and 1 contaminant level above the legal limit. The contaminant or rule involved most often is Consumer Confidence Rule (6 of them). EPA lists 8 as resolved and 2 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 |
|---|---|---|---|---|
| 2020-11-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2020-10-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | No | Resolved |
| 2020-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2009-10-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Archived |
| 2008-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2007-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2006-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2004-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2003-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 1991-06-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Archived |
All 10 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.
Jeff Davis W/A Inc.: frequently asked questions
Who runs Jeff Davis W/A Inc.?
Jeff Davis W/A Inc. (PWSID MS0810005) is a community water system under public/private ownership. It is regulated by the MS state drinking water program.
How many people does Jeff Davis W/A Inc. serve?
Jeff Davis W/A Inc. reports serving 1,312 people through 497 service connections in Yalobusha County, Mississippi.
Where does Jeff Davis W/A Inc. get its water?
EPA SDWIS lists this system's primary water source as purchased groundwater. Purchased groundwater means the system buys groundwater from another public water system rather than drawing its own.
Does Jeff Davis W/A Inc. have any drinking water violations?
EPA's records list 10 violations for this system; 1 is health-based, and the most recent began in November 2020. 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 Jeff Davis W/A 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. EPA's records list 10 violations for this system; 1 is health-based, and the most recent began in November 2020. For current results, consult the system's annual water quality report, EPA ECHO, or the MS state drinking water program.
Where can I find Jeff Davis W/A Inc.'s water quality report?
As a community water system, Jeff Davis W/A 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 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 |
| Tillatoba Water Association | Yalobusha | 1,200 | Community | Groundwater |
| Tri-Lakes Water Assn-West | Yalobusha | 1,059 | Community | Groundwater |
| Town of Coffeeville | Yalobusha | 905 | 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, “Jeff Davis W/A Inc., PWSID MS0810005, Mississippi”, https://aquacensus.com/water-systems/mississippi/jeff-davis-w-a-inc-ms0810005 (data as of October 1, 2026).