Public water system · MS0820008
ActiveHilton Heights Water Assn #1
At a glance
Hilton Heights Water Assn #1 (PWSID MS0820008) is an active community water system in Yazoo County, Mississippi. It reports serving 1,336 people through 506 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 January 2023.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
1,336
Service connections
506
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Hilton Heights Water Assn #1 compare with other water systems in Yazoo County?
By EPA's size categories, Hilton Heights Water Assn #1 is a small system (501 to 3,300 people). Yazoo County has 18 active public water systems, and Hilton Heights Water Assn #1 is the 5th-largest of them by population served. Its population served is roughly in line with the county average of 1,394 people per system, and accounts for 5.3% of the 25,085 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 Hilton Heights Water Assn #1 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 Hilton Heights Water Assn #1?
EPA lists Hilton Heights Water Assn #1 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. 13 of the 18 active systems in Yazoo County (72%) are also under public/private ownership.
Does Hilton Heights Water Assn #1 have drinking water violations?
Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in January 2023. The violations listed here began between January 2012 and January 2023. By type: 12 monitoring and reporting. The contaminant or rule involved most often is Radium-226 (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 |
|---|---|---|---|---|
| 2023-01-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Total trihalomethanes (TTHM)code 2950 | No | Resolved |
| 2023-01-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Haloacetic acids (HAA5)code 2456 | 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 |
| 2012-07-01 | 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 | Combined Uraniumcode 4006 | 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-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-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.
Hilton Heights Water Assn #1: frequently asked questions
Who runs Hilton Heights Water Assn #1?
Hilton Heights Water Assn #1 (PWSID MS0820008) is a community water system under public/private ownership. It is regulated by the MS state drinking water program.
How many people does Hilton Heights Water Assn #1 serve?
Hilton Heights Water Assn #1 reports serving 1,336 people through 506 service connections in Yazoo County, Mississippi.
Where does Hilton Heights Water Assn #1 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 Hilton Heights Water Assn #1 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 January 2023. 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 Hilton Heights Water Assn #1'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 January 2023. For current results, consult the system's annual water quality report, EPA ECHO, or the MS state drinking water program.
Where can I find Hilton Heights Water Assn #1's water quality report?
As a community water system, Hilton Heights Water Assn #1 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 Yazoo County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| City of Yazoo City | Yazoo | 9,913 | Community | Groundwater |
| Central Yazoo #1 Fletchers Ch. | Yazoo | 2,482 | Community | Groundwater |
| Central Yazoo #3 Mechanicsbrg | Yazoo | 1,927 | Community | Groundwater |
| Central Yazoo W/A #5 | Yazoo | 1,618 | Community | Groundwater |
| Central Yazoo #4-Benton | Yazoo | 1,225 | Community | Groundwater |
| Casey Jones Water Assn. | Yazoo | 1,146 | 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, “Hilton Heights Water Assn #1, PWSID MS0820008, Mississippi”, https://aquacensus.com/water-systems/mississippi/hilton-heights-water-assn-1-ms0820008 (data as of October 1, 2026).