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Community Water System · PWS MS0660025

Stone County Utility Authority

Wiggins, Mississippi 39577 - drinking water served from groundwater sources to 116 people, tracked in EPA SDWIS and UCMR5.

116
People served
316
EPA violations
2
Health-based
Untested
UCMR5 result

The verdict

EPA records 316 drinking-water violations at Stone County Utility Authority, 1% of them health-based - below the Mississippi per-system average.

316
Total EPA violations on record
1%
Health-based (MCL / treatment failure)
116
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Stone County Utility Authority

Stone County Utility Authority is a local-owned community water system that delivers drinking water to 116 residents in Wiggins, Mississippi (Stone County) through 44 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 316 total violations for this system , of which 2 (1%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 312 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 1,1,2-Trichloroethane, recorded in 14 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%).

Stone County Utility Authority's 316 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
116
Total Violations
316
Health-Based Violations
2
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
44
County
Stone
School/Daycare
No
MCL Violations
0
Monitoring Violations
312
Treatment Tech Violations
2

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
1,1,2-Trichloroethane MR 14 2014
CHLOROBENZENE MR 14 2014
Benzene MR 14 2014
Toluene MR 14 2014
1,2,4-Trichlorobenzene MR 14 2014
Xylenes, Total MR 14 2014
p-Dichlorobenzene MR 14 2014
Vinyl chloride MR 14 2014
1,1-Dichloroethylene MR 14 2014
Carbon tetrachloride MR 14 2014
1,2-Dichloropropane MR 14 2014
Tetrachloroethylene MR 14 2014
cis-1,2-Dichloroethylene MR 14 2014
trans-1,2-Dichloroethylene MR 14 2014
1,2-Dichloroethane MR 14 2014
1,1,1-Trichloroethane MR 14 2014
Trichloroethylene MR 14 2014
Styrene MR 14 2014
DICHLOROMETHANE MR 14 2014
Ethylbenzene MR 14 2014
o-Dichlorobenzene MR 14 2014
Lead and Copper Rule MR 6 2016
Revised Total Coliform Rule MON 4 2022
Chlorine MR 4 2022
Combined Uranium MR 4 2014
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 Stone County Utility Authority.

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 MS0660025 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 / MS0660025 / 5200
2024 LEAD AND COPPER RULE REVISIONS RPT 2 SDWIS / MS0660025 / 5200
2022 Revised Total Coliform Rule MON 4 SDWIS / MS0660025 / 8000
2022 Chlorine MR 4 SDWIS / MS0660025 / 0999
2016 Lead and Copper Rule MR 6 SDWIS / MS0660025 / 5000
2014 1,1,2-Trichloroethane MR 14 SDWIS / MS0660025 / 2985
2014 CHLOROBENZENE MR 14 SDWIS / MS0660025 / 2989
2014 Benzene MR 14 SDWIS / MS0660025 / 2990
2014 Toluene MR 14 SDWIS / MS0660025 / 2991
2014 1,2,4-Trichlorobenzene MR 14 SDWIS / MS0660025 / 2378
2014 Xylenes, Total MR 14 SDWIS / MS0660025 / 2955
2014 p-Dichlorobenzene MR 14 SDWIS / MS0660025 / 2969
2014 Vinyl chloride MR 14 SDWIS / MS0660025 / 2976
2014 1,1-Dichloroethylene MR 14 SDWIS / MS0660025 / 2977
2014 Carbon tetrachloride MR 14 SDWIS / MS0660025 / 2982

How Stone County Utility Authority Compares

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

Metric Stone County Utility Authority Mississippi avg Federal benchmark
Total violations 316 421.3 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 116 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 Stone County Utility Authority water safe to drink? ▼
Stone County Utility Authority (PWS ID: MS0660025) has 316 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 116 people using Groundwater sources.
How many people does Stone County Utility Authority serve? ▼
Stone County Utility Authority serves 116 people in Wiggins, Mississippi. It is a Local-owned system using Groundwater water sources with 44 service connections.
What type of violations does Stone County Utility Authority have? ▼
Stone County Utility Authority has 316 total violations: 2 health-based violations (MCL exceedances or treatment failures), 312 monitoring/reporting violations, and 2 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Stone County Utility Authority water? ▼
No PFAS testing data is available for Stone County Utility Authority under the EPA's UCMR5 monitoring program.
What water source does Stone County Utility Authority use? ▼
Stone County Utility Authority 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. 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.