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Community Water System · PWS MS0300008

City of Moss Point

Moss Point, Mississippi 39563 - drinking water served from groundwater sources to 12,524 people, tracked in EPA SDWIS and UCMR5.

12,524
People served
631
EPA violations
18
Health-based
No PFAS
UCMR5 result

The verdict

EPA records 631 drinking-water violations at City of Moss Point, 3% of them health-based - above the Mississippi per-system average.

631
Total EPA violations on record
3%
Health-based (MCL / treatment failure)
12,524
People served by this system
0
PFAS compounds detected (UCMR5)

Water Quality Snapshot: City of Moss Point

City of Moss Point is a local-owned community water system that delivers drinking water to 12,524 residents in Moss Point, Mississippi (Jackson County) through 4,744 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 631 total violations for this system , of which 18 (3%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 593 monitoring and reporting violations are on file. The most recent violation on record dates to 2024.

The most frequently cited contaminant at this system is Combined Uranium, recorded in 187 violations (MR). This system was sampled under EPA's UCMR5 PFAS monitoring program and no PFAS compounds were detected above the minimum reporting level.

Across Mississippi, EPA tracks 1,185 public water systems serving 3,286,781 people, with 499,292 cumulative violations and 10,292 health-based violations on record. About 96% of systems in the state carry at least one violation, and state-wide the average per system is 421.3 violations. Statewide, 160 of 238 UCMR5-tested systems have reported PFAS detections (67.2%).

City of Moss Point's 631 violations sit above the Mississippi average.

All figures above are sourced directly from EPA SDWIS and UCMR5 public data releases and are updated as EPA publishes new reporting cycles.

Population Served
12,524
Total Violations
631
Health-Based Violations
18
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
4,744
County
Jackson
School/Daycare
No
MCL Violations
13
Monitoring Violations
593
Treatment Tech Violations
5

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Combined Uranium MR 187 2011
Gross Alpha, Excl. Radon and U MR 171 2008
Combined Radium (-226 and -228) MR 171 2008
Radium-226 MR 20 2011
Radium-228 MR 16 2011
Chlorine MR 14 2008
Coliform (TCR) MCL 13 2012
Consumer Confidence Rule Other 12 2007
Coliform (TCR) MR 8 2008
Lead and Copper Rule MR 4 2012
Public Notice Other 3 2012
Groundwater Rule TT 3 2022
LEAD AND COPPER RULE REVISIONS RPT 2 2024
LEAD AND COPPER RULE REVISIONS TT 2 2024
TTHM MR 1 2023
Total Haloacetic Acids (HAA5) MR 1 2023

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 0 of 58 samples detected PFAS.

Contaminant Date Result MRL Status
PFHxS 6/11/2024 <3.00 ppt 3.00 ppt Not Detected
PFHpS 6/11/2024 <3.00 ppt 3.00 ppt Not Detected
PFPeS 6/11/2024 <4.00 ppt 4.00 ppt Not Detected
NFDHA 6/11/2024 <20.00 ppt 20.00 ppt Not Detected
PFEESA 6/11/2024 <3.00 ppt 3.00 ppt Not Detected
PFMBA 6/11/2024 <3.00 ppt 3.00 ppt Not Detected
PFPeA 6/11/2024 <3.00 ppt 3.00 ppt Not Detected
PFDoA 6/11/2024 <3.00 ppt 3.00 ppt Not Detected
PFBS 6/11/2024 <3.00 ppt 3.00 ppt Not Detected
PFHpA 6/11/2024 <3.00 ppt 3.00 ppt Not Detected
PFNA 6/11/2024 <4.00 ppt 4.00 ppt Not Detected
PFOS 6/11/2024 <4.00 ppt 4.00 ppt Not Detected
PFDA 6/11/2024 <3.00 ppt 3.00 ppt Not Detected
PFMPA 6/11/2024 <4.00 ppt 4.00 ppt Not Detected
PFHxA 6/11/2024 <3.00 ppt 3.00 ppt Not Detected
PFUnA 6/11/2024 <2.00 ppt 2.00 ppt Not Detected
11Cl-PF3OUdS 6/11/2024 <5.00 ppt 5.00 ppt Not Detected
9Cl-PF3ONS 6/11/2024 <2.00 ppt 2.00 ppt Not Detected
ADONA 6/11/2024 <3.00 ppt 3.00 ppt Not Detected
HFPO-DA 6/11/2024 <5.00 ppt 5.00 ppt Not Detected
PFBA 6/11/2024 <5.00 ppt 5.00 ppt Not Detected
6:2 FTS 6/11/2024 <5.00 ppt 5.00 ppt Not Detected
4:2 FTS 6/11/2024 <3.00 ppt 3.00 ppt Not Detected
8:2 FTS 6/11/2024 <5.00 ppt 5.00 ppt Not Detected
PFOA 6/11/2024 <4.00 ppt 4.00 ppt Not Detected
PFTA 5/1/2024 <8.00 ppt 8.00 ppt Not Detected
PFTrDA 5/1/2024 <7.00 ppt 7.00 ppt Not Detected
NEtFOSAA 5/1/2024 <5.00 ppt 5.00 ppt Not Detected
NMeFOSAA 5/1/2024 <6.00 ppt 6.00 ppt Not Detected
4:2 FTS 11/1/2023 <3.00 ppt 3.00 ppt Not Detected
6:2 FTS 11/1/2023 <5.00 ppt 5.00 ppt Not Detected
PFPeS 11/1/2023 <4.00 ppt 4.00 ppt Not Detected
NFDHA 11/1/2023 <20.00 ppt 20.00 ppt Not Detected
PFEESA 11/1/2023 <3.00 ppt 3.00 ppt Not Detected
PFMBA 11/1/2023 <3.00 ppt 3.00 ppt Not Detected
PFPeA 11/1/2023 <3.00 ppt 3.00 ppt Not Detected
PFMPA 11/1/2023 <4.00 ppt 4.00 ppt Not Detected
PFHpS 11/1/2023 <3.00 ppt 3.00 ppt Not Detected
PFNA 11/1/2023 <4.00 ppt 4.00 ppt Not Detected
NMeFOSAA 11/1/2023 <6.00 ppt 6.00 ppt Not Detected
NEtFOSAA 11/1/2023 <5.00 ppt 5.00 ppt Not Detected
PFTrDA 11/1/2023 <7.00 ppt 7.00 ppt Not Detected
PFTA 11/1/2023 <8.00 ppt 8.00 ppt Not Detected
PFBS 11/1/2023 <3.00 ppt 3.00 ppt Not Detected
8:2 FTS 11/1/2023 <5.00 ppt 5.00 ppt Not Detected
PFHxS 11/1/2023 <3.00 ppt 3.00 ppt Not Detected
PFOS 11/1/2023 <4.00 ppt 4.00 ppt Not Detected
PFOA 11/1/2023 <4.00 ppt 4.00 ppt Not Detected
ADONA 11/1/2023 <3.00 ppt 3.00 ppt Not Detected
PFBA 11/1/2023 <5.00 ppt 5.00 ppt Not Detected

Verify This Water System

The figures above are aggregated from EPA's public databases. To verify the underlying records, or to file a complaint, request a Consumer Confidence Report, or check current monitoring status, go directly to the federal and state regulators that enforce the Safe Drinking Water Act for City of Moss Point.

Federal Source of Truth

EPA SDWIS, Federal Reports

EPA's Safe Drinking Water Information System (SDWIS) holds the federal compliance record for every regulated public water system. Open the system-level report by PWS ID:

View PWS ID MS0300008 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Mississippi Drinking Water Authority

Mississippi's primacy agency administers the Safe Drinking Water Act locally. Search EPA SDWIS for the current state contact, or use the state's public health or environment department portal.

Find MS regulator via EPA SDWIS

Violation Timeline

Each row links to the EPA SDWIS public record for verification. Cross-reference the contaminant code on EPA's federal report to see violation dates, return-to-compliance status, and enforcement actions.

Year (latest) Contaminant Category Count EPA Record
2024 LEAD AND COPPER RULE REVISIONS RPT 2 SDWIS / MS0300008 / 5200
2024 LEAD AND COPPER RULE REVISIONS TT 2 SDWIS / MS0300008 / 5200
2023 TTHM MR 1 SDWIS / MS0300008 / 2950
2023 Total Haloacetic Acids (HAA5) MR 1 SDWIS / MS0300008 / 2456
2022 Groundwater Rule TT 3 SDWIS / MS0300008 / 0700
2012 Coliform (TCR) MCL 13 SDWIS / MS0300008 / 3100
2012 Lead and Copper Rule MR 4 SDWIS / MS0300008 / 5000
2012 Public Notice Other 3 SDWIS / MS0300008 / 7500
2011 Combined Uranium MR 187 SDWIS / MS0300008 / 4006
2011 Radium-226 MR 20 SDWIS / MS0300008 / 4020
2011 Radium-228 MR 16 SDWIS / MS0300008 / 4030
2008 Gross Alpha, Excl. Radon and U MR 171 SDWIS / MS0300008 / 4000
2008 Combined Radium (-226 and -228) MR 171 SDWIS / MS0300008 / 4010
2008 Chlorine MR 14 SDWIS / MS0300008 / 0999
2008 Coliform (TCR) MR 8 SDWIS / MS0300008 / 3100

How City of Moss Point Compares

Cross-reference this system's record against state averages and the federal MCL framework for context.

Metric City of Moss Point Mississippi avg Federal benchmark
Total violations 631 421.3 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 18 8.7 Indicates a contaminant exceeded a federal MCL
PFAS detection None 67.2% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 12,524 2,774 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 1,185 regulated public water systems in Mississippi.

Federal MCL reference, Safe Drinking Water Act thresholds
Contaminant Federal MCL / Action Level Note
Lead 0 mg/L (Action Level: 0.015 mg/L) Lead and Copper Rule treatment technique
Arsenic 0.010 mg/L (10 ppb) Health-based MCL since 2006
Total Coliform Treatment technique (RTCR) Indicator organism, monitoring trigger
PFOA / PFOS (PFAS) 4.0 ppt each (final 2024 rule) Compliance deadline 2029 (EPA proposed extending to 2031, not yet final as of May 2026)
Nitrate (as N) 10 mg/L Acute health risk for infants

Frequently Asked Questions

Is City of Moss Point water safe to drink?
City of Moss Point (PWS ID: MS0300008) has 631 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 12,524 people using Groundwater sources.
How many people does City of Moss Point serve?
City of Moss Point serves 12,524 people in Moss Point, Mississippi. It is a Local-owned system using Groundwater water sources with 4,744 service connections.
What type of violations does City of Moss Point have?
City of Moss Point has 631 total violations: 18 health-based violations (MCL exceedances or treatment failures), 593 monitoring/reporting violations, and 5 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in City of Moss Point water?
No. City of Moss Point was tested for PFAS under the EPA's UCMR5 monitoring program and no PFAS contamination was detected.
What water source does City of Moss Point use?
City of Moss Point uses Groundwater as its primary water source. It is classified as a Community Water System (CWS), serving residential populations year-round.
Where does this data come from?
All data comes from the EPA Safe Drinking Water Information System (SDWIS) and the UCMR5 PFAS monitoring program. SDWIS tracks compliance for all public water systems regulated under the Safe Drinking Water Act.
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. PFAS data from EPA UCMR5 monitoring program (2023-2025). This data is provided for informational purposes only.
Data sourced from EPA SDWIS and UCMR5 PFAS monitoring data. See our methodology for details. Retrieved and formatted by PlainWater Editorial

Every figure on PlainWater is rendered directly from EPA SDWIS drinking-water data, no number is typed in by an editor. This system's figures are rendered directly from EPA SDWIS data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.