PlainWater
Counties → Mississippi

Hancock County, Mississippi

Water Systems
21
Population Served
56,912
Total Violations
5,538
130 health-based
PFAS Detected
5
of 6 tested

Violation Analysis

90.5%
Systems with Violations
263.7
Avg Violations per System
2.3%
Health-Based Violations

Water Source Types

GW
21 systems (100%)

PFAS Contamination

6
Systems Tested
5
PFAS Detected
83.3%
Detection Rate

PFAS (per- and polyfluoroalkyl substances) are persistent chemicals found in drinking water. The EPA has set enforceable limits for several PFAS compounds under UCMR5 monitoring.

Compliance Snapshot

Hancock Mississippi water systems by violation status, EPA SDWIS records.

No violations on record (2) One or more violations (19)

Violation history is cumulative, many flagged systems have already returned to compliance. Detail pages show per-system context.

Water Systems

System Name Population Violations PFAS
Diamondhead Utilities-North 12,577 523 Clean
City of Bay St Louis 9,284 735 Clean
Kiln Utility and Fire District of Hancoc 7,051 737 Clean
City of Waveland 6,400 1,087 Clean
Standard Dedeaux Water Association 5,386 773 Clean
Stennis Space Center 4,700 274 Clean
Silver Slipper Casino & Hotel 3,285 4 -
Hancock County Water & Sewer 3,254 363 -
Hancock County Water & Sewer- Bayside 2,458 0 -
Pearlington Water and Sewer District 1,412 12 -
White Cypress Lakes 507 288 -
Coffee Culture 150 4 -
Hancock County Welcome Center 100 8 -
Lafrance Fishing Camp 100 30 -
Port Bienville Ind Park 87 7 -
Clermont Harbor 61 261 -
Kapalama Well 50 53 -
Sunrise Mobile Home Park 25 211 -
Infinity Science Center 25 0 -
Hancock County Utility Authority 0 128 -
Hancua-Pearlington 0 40 -

Other Counties in Mississippi

Hinds County
29 systems · 297,741 served · 13,146 violations
DeSoto County
23 systems · 202,603 served · 5,185 violations
Harrison County
52 systems · 193,791 served · 15,513 violations
Rankin County
36 systems · 185,902 served · 24,667 violations
Jackson County
36 systems · 149,196 served · 11,232 violations
Madison County
17 systems · 129,931 served · 7,946 violations

Drinking Water Guides

Frequently Asked Questions

How many water violations are in Hancock County? ▼
Hancock County has 5,538 total drinking water violations across 21 water systems, of which 130 are health-based violations. 90.5% of systems have at least one violation.
How many people get water from Hancock County systems? ▼
Water systems in Hancock County serve approximately 56,912 people through 21 public water systems.
Has PFAS been detected in Hancock County water? ▼
Of 6 water systems tested for PFAS in Hancock County, 5 had PFAS detected (83.3% detection rate).
What types of water sources supply Hancock County? ▼
Water systems in Hancock County use GW (21 systems) as their primary water sources.
Are health-based violations serious? ▼
Health-based violations indicate that drinking water exceeded Maximum Contaminant Levels (MCLs) set by the EPA or failed treatment technique requirements. 2.3% of Hancock County's violations are health-based. Not all violations indicate immediate health risk, but they require corrective action.
Data Sources & Methodology

Drinking water violation data from the EPA Safe Drinking Water Information System (SDWIS). PFAS testing data from the UCMR5 monitoring program. SDWIS tracks all public water systems regulated under the Safe Drinking Water Act.

Violations are categorized as health-based (Maximum Contaminant Level exceedances, treatment technique failures) or monitoring/reporting violations. Not all violations indicate an immediate health risk.

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 page draws directly on 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.