WaterVerge

Is Encinal, TX Tap Water Safe to Drink?

Graded A-, with 6 unresolved violations on record. See what was cited — and what it means for your tap. What to do next ↓

1K residents served 1 water system PWSID: TX1420002
Overall Score
85.1 / 100
Violations
6 active
Last Updated
May 2026
Source
Groundwater
#202 of 1067 in Texas Top 35% nationally
Local Government
Moderate data confidence
Reviewed by WaterVerge Editorial Team · Last updated May 2026
A-GRADE
Water Quality Grade
85.1/100
waterverge.com
A- 85.1/100

Encinal, TX — Water Quality Report

Encinal's drinking water received a grade of A- (85.1 out of 100), indicating good water quality. The city's 1 water system serves approximately 1,338 residents using groundwater.

Lead levels were measured at 1.0 ppb (90th percentile), well within EPA limits. This system has not yet been tested for PFAS under the EPA UCMR 5 program.

The system has 10 violations on record, including 0 health-based violations. 6 remain unresolved.

Data last updated: May 2026 · Source: EPA SDWIS, UCMR 5
Analysis

What to know about Encinal's water

Encinal ranks #202 out of 1067 cities in Texas for water quality, placing it above average in the state.

Encinal relies on groundwater, which is generally less vulnerable to surface contamination but can be affected by naturally occurring minerals like arsenic and nitrate, as well as agricultural and industrial runoff.

As a small community water system, Encinal may have fewer resources for advanced treatment technologies and infrastructure upgrades compared to larger utilities.

Quality Breakdown

Water quality score

See methodology →
85.1 out of 100 Grade A-
A: 90-100
B: 74-89
C: 60-73
F: <50
How is this calculated?
Violations
40.1/45
B
Historical violation record including health-based and monitoring violations.
Lead & Copper
20/20
A
Lead at 1.0 ppb (90th percentile).
Contaminants
17/20
B
PFAS + legacy contaminant analysis.
Compliance
3/10
F
Monitoring and reporting compliance with EPA regulations.
Source Risk
5/5
A
Water source: Groundwater.
Water Safety

Is Encinal, TX water safe to drink?

Concerns Identified

Encinal's drinking water has significant quality concerns based on EPA testing data. With a grade of A- (85.1/100), the system has issues across multiple categories. A water filter is recommended for all residents. The city's 1 water system serves approximately 1,338 residents using groundwater (wells).

6
Active Violations
1.0 ppb
Lead (90th %ile)
2 events
Disaster History

Recent water quality updates for Encinal

A timeline of significant water quality events, violations, and data updates.

Update
Water quality data updated

Latest EPA compliance and testing data incorporated into Encinal's water quality assessment. Grade: A- (85.1/100).

Violation
1 drinking water violation recorded

Contaminants: Revised Total Coliform Rule.

Violation
1 drinking water violation recorded

Contaminants: Consumer Confidence Rule.

Violation
1 drinking water violation recorded

Contaminants: Revised Total Coliform Rule.

Disaster
HURRICANE HANNA

Federal disaster declaration (FEMA DR-3530). Hurricane event — may have impacted local water infrastructure.

Disaster
HURRICANE RITA

Federal disaster declaration (FEMA DR-1606). Hurricane event — may have impacted local water infrastructure.

Key contaminant findings

Based on the most recent EPA sampling data for Encinal's water supply.

Lead Within Limits
Detected: 1.0 ppb Limit: 15 ppb (EPA Action Level)

Well within EPA limits.

Violation history

Encinal's water system has 10 total violations on record, including 0 health-based violations. 6 remain unresolved. 3 violations were issued in the last 5 years.

MONOtherMR
Most recent violations:
Oct 2025 Revised Total Coliform Rule Resolved
Jul 2025 Consumer Confidence Rule Open
Oct 2024 Revised Total Coliform Rule Resolved
Dec 2020 Lead and Copper Rule Open
Dec 2018 Lead and Copper Rule Open

Flood & environmental risk

La Salle County has experienced 2 federally declared disasters since 2005. Flooding and severe storms can overwhelm water treatment plants, cause sewage overflows, and introduce agricultural runoff, bacteria, and sediment into drinking water supplies.

HURRICANE HANNA
Hurricane FEMA DR-3530
HURRICANE RITA
Hurricane FEMA DR-1606

Where does Encinal's water come from?

Encinal's drinking water comes from groundwater (wells), supplied by 1 water system serving approximately 1,338 people. Groundwater is generally less susceptible to surface contamination but can contain naturally occurring contaminants like arsenic, radon, and nitrate.

What Encinal residents can do

Install a water filter

Recommended: NSF-certified water filter. This addresses the specific contaminants found in Encinal's water.

Request your utility's CCR

Your water utility is required to publish an annual Consumer Confidence Report (CCR) with detailed testing results. Ask for the latest copy or check your utility's website.

Data: EPA SDWIS, UCMR 5 (PFAS), FEMA, NOAA. Last updated May 2026.

Contaminant Alerts

Top contaminants to know

View all ↓
Lead (90th percentile)
Inorganic / Heavy Metal
Safe
1.0 ppb
EPA Action Level: 15 ppb · 7% of limit
Safe Level
Compliance Record

Violation summary

10
Total violations
0
Health-based
6
Active / unresolved
Oct 2025
Most recent violation
Compliance Record

Violations & advisories

10 Total
6 Active
0 Health-based
4 Resolved
Violations by category
Lead and Copper Rule
3
Revised Total Coliform Rule
2
Stage 1 Disinfectants and Disinfection Byproducts Rule
2
Consumer Confidence Rule
1
Public Notice Rule and Revised PN Rule
1
Jul 2025 Active
Consumer Confidence Rule
Other Violation 0
Dec 2020 Active
Lead and Copper Rule
Monitoring & Reporting
Monitoring & Reporting 0
Dec 2018 Active
Lead and Copper Rule
Monitoring & Reporting
Monitoring & Reporting 0
Feb 2015 Active
Public Notice
Other Violation 0
Oct 2014 Active
Lead and Copper Rule
Monitoring & Reporting
Monitoring & Reporting 0
Active
Compliance Violation
Monitoring 0
Oct 2025 Resolved
Revised Total Coliform Rule
Monitoring
Monitoring Resolved Oct 2025
Oct 2024 Resolved
Revised Total Coliform Rule
Monitoring
Monitoring Resolved Oct 2024
Apr 2013 Resolved
Chlorine
Monitoring & Reporting
Monitoring & Reporting Resolved Jun 2013
Jul 2010 Resolved
Chlorine
Monitoring & Reporting
Monitoring & Reporting Resolved Sep 2010
Environmental Risk

Drought conditions

D4 — exceptional drought

La Salle County is currently in D4 (exceptional drought) per the U.S. Drought Monitor (week of May 5, 2026). 44.6% of the county is in D4 (exceptional) drought. Drought can elevate disinfection-byproduct (TTHM/HAA5) levels and taste/odor issues as utilities draw from lower reservoirs.

14
Weeks at D2+ (current streak)
21.4%
Months in D2+ (last 30y)
14
Weeks at D2+ (last 5y)

Source: U.S. Drought Monitor, updated weekly by NDMC, USDA, and NOAA.

Environmental Risk

Flood & disaster history

2
Declared disasters
Jul 2020
Most recent
Hurricane
Most common type

La Salle County has experienced 2 federally declared disasters since 2005. Flooding and severe weather can compromise water treatment infrastructure and introduce contaminants into drinking water supplies.

Jul 2020
HURRICANE HANNA
Hurricane FEMA #3530
Sep 2005
HURRICANE RITA
Hurricane FEMA #1606

Full contaminants report

Contaminant Detected Level EPA Limit Unit Category Status
Lead (90th percentile) 1.0 15 ppb Inorganic Safe
Data source: EPA SDWIS, UCMR 5, local utility CCR.

Lead level trend (90th percentile)

EPA action level: 15 ppb
Lead has decreased by 0.0 ppb from 1994 (1.0 ppb) to 2023 (1.0 ppb).
Infrastructure

Water source & infrastructure

Primary Source
Groundwater
Operator
Local Government
Population Served
1,338
Water Systems
1
Water Source

Where Encinal's water comes from

Groundwater

Encinal's drinking water is drawn from underground aquifers through wells.

Groundwater is naturally filtered through rock and soil layers, generally requiring less treatment than surface water. However, it can contain naturally occurring contaminants like arsenic, radon, and minerals.

Agricultural activity, septic systems, and industrial operations near well fields can introduce nitrates, pesticides, and volatile organic compounds.

The system is operated by local government ownership and serves approximately 1,338 people through 1 water system.

Infrastructure

Water systems serving Encinal

System Name PWSID Population Source
ENCINAL WSC TX1420002 1,338 GW
Regional Comparison

How Encinal compares

Full Texas rankings →

Encinal's score of 85.1/100 is above the average of 46/100 among major Texas cities. It outscores 9 of 10 nearby cities.

Encinal (this city)
85.1
Houston
27.8
Austin
31.2
Dallas
36.2
Fort Worth
34.5
Texas avg
46
City Profile

About Encinal, TX

Economic Profile
$49,216
Median Income
$910/mo
Median Rent
2.1%
Unemployment
Community
38.8
Median Age
1,196
People / sq mi
9.8%
College Educated
91.2%
Homeownership
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Frequently asked questions

Is Encinal, TX tap water safe to drink?

Encinal's water quality earned a grade of A- (85.1/100). The water generally meets EPA standards and is considered safe for consumption. The city ranks #202 out of 1067 cities tested in Texas.

What contaminants are in Encinal's water?

Lead was measured at 1.0 ppb (90th percentile). 10 violations are on record.

How is Encinal's water quality grade calculated?

The grade is based on four factors: violation history (40%), lead and copper levels (25%), PFAS contamination (25%), and regulatory compliance (10%). The score is also adjusted based on how complete the available data is. See our methodology page for full details.

Do I need a water filter in Encinal?

Based on current data, basic filtration should suffice for additional peace of mind.

Where does Encinal's water come from?

Encinal's water is sourced from Groundwater. The city has 1 water system serving approximately 1,338 residents.

Is Encinal's groundwater at risk of contamination?

Encinal uses groundwater, which can be affected by naturally occurring contaminants like arsenic, radon, and nitrate, as well as agricultural runoff and industrial activity. The system has 10 violations on record that may relate to groundwater quality. Groundwater systems are generally less susceptible to surface contamination but should be monitored for emerging contaminants like PFAS.

How does Encinal's water compare to other cities?

Encinal ranks #202 out of 1067 cities in Texas (better than 81% of state cities) and #5517 out of 15744 cities nationally (65th percentile). The grade of A- reflects the combined assessment of violation history, lead and copper levels, PFAS contamination, and regulatory compliance.

Does Encinal's small water system affect quality?

Encinal's system serves approximately 1,338 residents. Small community water systems (under 3,300 people) may have fewer financial resources for infrastructure upgrades and advanced treatment technologies. However, they are held to the same EPA drinking water standards as larger systems. This system has 10 violations on record.