PlainWater
Counties → Texas

Guadalupe County, Texas

Water Systems
18
Population Served
207,597
Total Violations
3,891
459 health-based
PFAS Detected
6
of 6 tested

Violation Analysis

100.0%
Systems with Violations
216.2
Avg Violations per System
11.8%
Health-Based Violations

Water Source Types

SW
10 systems (56%)
GW
8 systems (44%)

PFAS Contamination

6
Systems Tested
6
PFAS Detected
100.0%
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

Guadalupe Texas water systems by violation status, EPA SDWIS records.

No violations on record (0) One or more violations (18)

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
Green Valley Sud 52,497 60 Detected
City of Schertz 41,948 16 Clean
Springs Hill Sud 35,472 323 Detected
City of Seguin 32,736 57 Detected
Crystal Clear Sud 20,766 401 Detected
City of Cibolo 20,331 44 Detected
City of Marion 1,971 34 -
Oak Hills Ranch Water 624 1,050 -
Pecan Grove Mobile Home Park 552 16 -
Garden Oaks 309 49 -
John B Sanfilippo & Son 160 173 -
Country Living Estates 69 9 -
Shady Meadows Mobile Home Park 64 286 -
Lago Vista Water System 54 1,161 -
Memory Lane MHP 30 97 -
Crwa Lake Dunlap WTP 14 69 -
Schertz Seguin Local Government Corporat 0 42 -
Crwa Wells Ranch 0 4 -

Other Counties in Texas

Harris County
1,292 systems · 6,016,117 served · 78,495 violations
Dallas County
37 systems · 3,180,170 served · 2,618 violations
Bexar County
82 systems · 2,376,579 served · 13,955 violations
Tarrant County
113 systems · 2,099,244 served · 10,564 violations
Travis County
138 systems · 1,547,700 served · 7,557 violations
Collin County
35 systems · 1,246,210 served · 1,149 violations

Drinking Water Guides

Frequently Asked Questions

How many water violations are in Guadalupe County? ▼
Guadalupe County has 3,891 total drinking water violations across 18 water systems, of which 459 are health-based violations. 100.0% of systems have at least one violation.
How many people get water from Guadalupe County systems? ▼
Water systems in Guadalupe County serve approximately 207,597 people through 18 public water systems.
Has PFAS been detected in Guadalupe County water? ▼
Of 6 water systems tested for PFAS in Guadalupe County, 6 had PFAS detected (100.0% detection rate).
What types of water sources supply Guadalupe County? ▼
Water systems in Guadalupe County use SW (10 systems), GW (8 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. 11.8% of Guadalupe 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.