Public water system · MS0450013

Active

City of Ridgeland

At a glance

City of Ridgeland (PWSID MS0450013) is an active community water system in Madison County, Mississippi. It reports serving 24,340 people through 13,610 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, 3 are health-based, and the most recent began in January 2021.

Dataset updated October 2026 . Source: EPA SDWIS/ECHO public records.

Population served

24,340

Service connections

13,610

Primary source

Groundwater

System type

CWS

Community water system

System record

PWSIDMS0450013

System typeCommunity water system

Activity statusActive

Population served24,340

Service connections13,610

Primary water sourceGroundwater

Owner typeLocal government

Primacy agencyMS state drinking water program

City servedRidgeland

StateMississippi

ZIP—

CountyMadison County

How does City of Ridgeland compare with other water systems in Madison County?

By EPA's size categories, City of Ridgeland is a large system (10,001 to 100,000 people). Madison County has 17 active public water systems, and City of Ridgeland is the 2nd-largest of them by population served. Its population served is about 3.2 times the county average of 7,643 people per system, and accounts for 19% of the 129,931 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 Ridgeland is about 3.6 times 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 Ridgeland?

EPA lists City of Ridgeland 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. 9 of the 17 active systems in Madison County (53%) are also owned by a local government.

Does City of Ridgeland have drinking water violations?

Of the 12 most recent violations in EPA's records, 3 are health-based, and the most recent began in January 2021. The violations listed here began between April 2012 and January 2021. By type: 8 monitoring and reporting, 3 contaminant level above the legal limit and 1 public notice, recordkeeping or other. The contaminant or rule involved most often is Haloacetic acids (HAA5) (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
2021-01-18	Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75	Public Noticecode 7500	No	Resolved
2021-01-01	Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02	Haloacetic acids (HAA5)code 2456	Yes	Resolved
2020-07-01	Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02	Haloacetic acids (HAA5)code 2456	Yes	Resolved
2017-04-01	Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02	Haloacetic acids (HAA5)code 2456	Yes	Resolved
2012-10-01	Monitoring and reportingMonitoring, Regular · code 03	Radium-226code 4020	No	Resolved
2012-10-01	Monitoring and reportingMonitoring, Regular · code 03	Combined Uraniumcode 4006	No	Resolved
2012-10-01	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-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-226code 4020	No	Resolved
2012-04-01	Monitoring and reportingMonitoring, Regular · code 03	Combined Uraniumcode 4006	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 Ridgeland: frequently asked questions

Who runs City of Ridgeland?

City of Ridgeland (PWSID MS0450013) 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 Ridgeland serve?

City of Ridgeland reports serving 24,340 people through 13,610 service connections in Madison County, Mississippi.

Where does City of Ridgeland 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 Ridgeland have any drinking water violations?

Of the 12 most recent violations in EPA's records, 3 are health-based, and the most recent began in January 2021. 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 Ridgeland'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, 3 are health-based, and the most recent began in January 2021. 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 Ridgeland's water quality report?

As a community water system, City of Ridgeland 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 Madison County

Water system	County	Population served	Type	Source
Bear Creek W/A-West	Madison	26,677	Community	Groundwater
Bear Creek W/A -East	Madison	18,770	Community	Groundwater
City of Canton	Madison	16,785	Community	Groundwater
City of Madison	Madison	16,136	Community	Groundwater
Cmu - Lake Caroline	Madison	8,511	Community	Groundwater
East Madison Water Assn-West	Madison	7,339	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 Ridgeland, PWSID MS0450013, Mississippi”, https://aquacensus.com/water-systems/mississippi/city-of-ridgeland-ms0450013 (data as of October 1, 2026).