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Non-Transient Non-Community Water System · PWS MS0240046

Bernard Bayou Industrial District

Gulfport, Mississippi 39506 - drinking water served from groundwater sources to 779 people, tracked in EPA SDWIS and UCMR5.

779
People served
19
EPA violations
2
Health-based
Untested
UCMR5 result

The verdict

EPA records 19 drinking-water violations at Bernard Bayou Industrial District, 11% of them health-based - below the Mississippi per-system average.

19
Total EPA violations on record
11%
Health-based (MCL / treatment failure)
779
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Bernard Bayou Industrial District

Bernard Bayou Industrial District is a local-owned non-transient non-community water system that delivers drinking water to 779 residents in Gulfport, Mississippi (Harrison County) through 295 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 19 total violations for this system , of which 2 (11%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 11 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 Chlorine, recorded in 7 violations (MR). This system has not yet been sampled under EPA's UCMR5 PFAS monitoring program, so no PFAS detection data is available here.

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%).

Bernard Bayou Industrial District's 19 violations sit below 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
779
Total Violations
19
Health-Based Violations
2
Water Source
Groundwater

System Details

System Type
Non-Transient Non-Community
Owner Type
Local
Connections
295
County
Harrison
School/Daycare
No
MCL Violations
0
Monitoring Violations
11
Treatment Tech Violations
2

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Chlorine MR 7 2020
Revised Total Coliform Rule MON 4 2020
LEAD AND COPPER RULE REVISIONS TT 2 2024
LEAD AND COPPER RULE REVISIONS RPT 2 2024

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 Bernard Bayou Industrial District.

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 MS0240046 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 TT 2 SDWIS / MS0240046 / 5200
2024 LEAD AND COPPER RULE REVISIONS RPT 2 SDWIS / MS0240046 / 5200
2020 Chlorine MR 7 SDWIS / MS0240046 / 0999
2020 Revised Total Coliform Rule MON 4 SDWIS / MS0240046 / 8000

How Bernard Bayou Industrial District Compares

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

Metric Bernard Bayou Industrial District Mississippi avg Federal benchmark
Total violations 19 421.3 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 2 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 779 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 Bernard Bayou Industrial District water safe to drink? ▼
Bernard Bayou Industrial District (PWS ID: MS0240046) has 19 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 779 people using Groundwater sources.
How many people does Bernard Bayou Industrial District serve? ▼
Bernard Bayou Industrial District serves 779 people in Gulfport, Mississippi. It is a Local-owned system using Groundwater water sources with 295 service connections.
What type of violations does Bernard Bayou Industrial District have? ▼
Bernard Bayou Industrial District has 19 total violations: 2 health-based violations (MCL exceedances or treatment failures), 11 monitoring/reporting violations, and 2 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Bernard Bayou Industrial District water? ▼
No PFAS testing data is available for Bernard Bayou Industrial District under the EPA's UCMR5 monitoring program.
What water source does Bernard Bayou Industrial District use? ▼
Bernard Bayou Industrial District uses Groundwater as its primary water source. It is classified as a Non-Transient Non-Community Water System, serving the same people for at least 6 months per year.
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. This data is provided for informational purposes only.

Read our methodology - how this data is sourced, computed, and verified.

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.