Public water system · MS0090005
ActiveCity of Houston
At a glance
City of Houston (PWSID MS0090005) is an active community water system in Chickasaw County, Mississippi. It reports serving 3,772 people through 1,760 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in April 2024.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
3,772
Service connections
1,760
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does City of Houston compare with other water systems in Chickasaw County?
By EPA's size categories, City of Houston is a medium system (3,301 to 10,000 people). Chickasaw County has 12 active public water systems, and City of Houston is the largest of them by population served. Its population served is about 128% above the county average of 1,653 people per system, and accounts for 19% of the 19,833 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 City of Houston is about 44% 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 City of Houston?
EPA lists City of Houston as owned by a local 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. 3 of the 12 active systems in Chickasaw County (25%) are also owned by a local government.
Does City of Houston have drinking water violations?
Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in April 2024. The violations listed here began between April 2012 and April 2024. By type: 12 monitoring and reporting. The contaminant or rule involved most often is Radium-228 (3 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 |
|---|---|---|---|---|
| 2024-04-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | No | Resolved |
| 2024-01-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Haloacetic acids (HAA5)code 2456 | No | Resolved |
| 2024-01-01 | 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 |
| 2023-01-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Total trihalomethanes (TTHM)code 2950 | No | Resolved |
| 2013-11-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2013-10-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | 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 |
| 2012-04-01 | Monitoring and reportingMonitoring, Regular · code 03 | Radium-228code 4030 | 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.
City of Houston: frequently asked questions
Who runs City of Houston?
City of Houston (PWSID MS0090005) is a community water system owned by a local government. It is regulated by the MS state drinking water program.
How many people does City of Houston serve?
City of Houston reports serving 3,772 people through 1,760 service connections in Chickasaw County, Mississippi.
Where does City of Houston 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 City of Houston 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 April 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 City of Houston'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 April 2024. For current results, consult the system's annual water quality report, EPA ECHO, or the MS state drinking water program.
Where can I find City of Houston's water quality report?
As a community water system, City of Houston 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 Chickasaw County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| City of Okolona | Chickasaw | 2,800 | Community | Groundwater |
| Sparta Water Association #1 | Chickasaw | 2,532 | Community | Groundwater |
| Southeast Chickasaw W/A #1 | Chickasaw | 1,969 | Community | Groundwater |
| Thorn Water Association | Chickasaw | 1,756 | Community | Groundwater |
| Houlka-Houston W/A | Chickasaw | 1,668 | Community | Groundwater |
| Town of New Houlka | Chickasaw | 1,515 | 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, “City of Houston, PWSID MS0090005, Mississippi”, https://aquacensus.com/water-systems/mississippi/city-of-houston-ms0090005 (data as of October 1, 2026).