Public water system · MS0150019
ActiveHighway I-55 Rest Area
At a glance
Highway I-55 Rest Area (PWSID MS0150019) is an active transient non-community water system in Copiah County, Mississippi. It reports serving 500 people through 10 service connections. Its primary water source is groundwater, and EPA lists it as owned by a state government. EPA's records list 2 violations for this system; none is health-based, and the most recent began in October 2024.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
500
Service connections
10
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Highway I-55 Rest Area compare with other water systems in Copiah County?
By EPA's size categories, Highway I-55 Rest Area is a very small system (500 people or fewer). Copiah County has 17 active public water systems. Its population served is well below the county average of 1,771 people per system, and accounts for 1.7% of the 30,111 people reported by systems filed under the county. Across Mississippi, the 1,133 active systems average 2,832 people each. Nationally, the average active transient non-community water system reports serving 144 people, so Highway I-55 Rest Area is about 3.5 times that figure.
What does “transient non-community water system” mean?
A transient non-community water system serves places where people do not stay long, such as gas stations and campgrounds, and regularly serves at least 25 people a day for at least 60 days a year. Mississippi has 108 active transient non-community water systems, 9.5% 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 Highway I-55 Rest Area?
EPA lists Highway I-55 Rest Area as owned by a state government. 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. 1 of the 17 active systems in Copiah County (5.9%) are also owned by a state government.
Does Highway I-55 Rest Area have drinking water violations?
EPA's records list 2 violations for this system; none is health-based, and the most recent began in October 2024. The violations listed here began between January 2003 and October 2024. By type: 1 monitoring and 1 monitoring and reporting. The contaminants or rules involved are Revised Total Coliform Rule and Nitrate-Nitrite. EPA lists 2 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 |
|---|---|---|---|---|
| 2024-10-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2003-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitrate-Nitritecode 1038 | No | Resolved |
All 2 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.
Highway I-55 Rest Area: frequently asked questions
Who runs Highway I-55 Rest Area?
Highway I-55 Rest Area (PWSID MS0150019) is a transient non-community water system owned by a state government. It is regulated by the MS state drinking water program.
How many people does Highway I-55 Rest Area serve?
Highway I-55 Rest Area reports serving 500 people through 10 service connections in Copiah County, Mississippi.
Where does Highway I-55 Rest Area 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 Highway I-55 Rest Area have any drinking water violations?
EPA's records list 2 violations for this system; none is health-based, and the most recent began in October 2024. 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 Highway I-55 Rest Area'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 2 violations for this system; none is health-based, and the most recent began in October 2024. For current results, consult EPA ECHO, or the MS state drinking water program.
Where can I find Highway I-55 Rest Area's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Highway I-55 Rest Area is a transient non-community water system, so it is not required to publish one; like every public water system, it must notify the people it serves about violations under EPA's public notification rules.
Other water systems in Copiah County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Crystal Springs Water Service | Copiah | 5,961 | Community | Groundwater |
| Copiah-New Zion Water Assn,Inc. | Copiah | 3,791 | Community | Groundwater |
| Town of Hazlehurst | Copiah | 3,600 | Community | Groundwater |
| Northeast Copiah Water Assn | Copiah | 3,020 | Community | Groundwater |
| Copiah W/A - Hazlehurst | Copiah | 2,574 | Community | Groundwater |
| Town of Wesson | Copiah | 1,891 | 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, “Highway I-55 Rest Area, PWSID MS0150019, Mississippi”, https://aquacensus.com/water-systems/mississippi/highway-i-55-rest-area-ms0150019 (data as of October 1, 2026).