WaterVerge

Is Comfort, TX Tap Water Safe to Drink?

Graded D, with 165 unresolved violations on record. See what was cited — and what it means for your tap. What to do next ↓

4K residents served 3 water systems PWSID: TX1300002
Overall Score
45 / 100
Violations
165 active
Last Updated
May 2026
Source
Groundwater
#889 of 1067 in Texas Top 91% nationally
Local Government
Moderate data confidence
Reviewed by WaterVerge Editorial Team · Last updated May 2026
DGRADE
Water Quality Grade
45/100
waterverge.com
D 45/100

Comfort, TX — Water Quality Report

Comfort's drinking water received a grade of D (45 out of 100), indicating poor water quality. The city's 3 water systems serve approximately 3,678 residents using groundwater.

Lead levels were measured at 4.0 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 566 violations on record, including 140 health-based violations. 165 remain unresolved.

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

What to know about Comfort's water

Comfort ranks #889 out of 1067 cities in Texas for water quality, placing it among the lowest-rated in the state.

Comfort 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.

The system has seen 188 violations in the past five years, suggesting a pattern of compliance challenges that residents should monitor closely.

Quality Breakdown

Water quality score

See methodology →
45 out of 100 Grade D
A: 90-100
B: 74-89
C: 60-73
F: <50
How is this calculated?
Violations
0/45
F
Historical violation record including health-based and monitoring violations.
Lead & Copper
18/20
A
Lead at 4.0 ppb (90th percentile).
Contaminants
17/20
B
PFAS + legacy contaminant analysis.
Compliance
5/10
D
Monitoring and reporting compliance with EPA regulations.
Source Risk
5/5
A
Water source: Groundwater.
Water Safety

Is Comfort, TX water safe to drink?

Concerns Identified

Comfort's drinking water has significant quality concerns based on EPA testing data. With a grade of D (45/100), the system has issues across multiple categories. A water filter is recommended for all residents. The city's 3 water systems serve approximately 3,678 residents using groundwater (wells).

165
Active Violations
4.0 ppb
Lead (90th %ile)
2 events
Disaster History

Recent water quality updates for Comfort

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

Update
Water quality data updated

Latest EPA compliance and testing data incorporated into Comfort's water quality assessment. Grade: D (45/100).

Violation
2 drinking water violations recorded

Contaminants: Lead and Copper Rule, Revised Total Coliform Rule.

Violation
1 drinking water violation recorded

Contaminants: Revised Total Coliform Rule.

Disaster
SEVERE STORMS, STRAIGHT-LINE WINDS, AND FLOODING

Federal disaster declaration (FEMA DR-4879). Flood event — may have impacted local water infrastructure.

Violation
4 drinking water violations recorded

Contaminants: Consumer Confidence Rule, Chlorine.

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 Comfort's water supply.

Lead Within Limits
Detected: 4.0 ppb Limit: 15 ppb (EPA Action Level)

Well within EPA limits.

Violation history

Comfort's water system has 566 total violations on record, including 140 health-based violations. 165 remain unresolved. 188 violations were issued in the last 5 years.

MRMONOtherTTRPTMCL
Most recent violations:
Sep 2025 Lead and Copper Rule Open
Sep 2025 Revised Total Coliform Rule Resolved
Aug 2025 Revised Total Coliform Rule Resolved
Jul 2025 Consumer Confidence Rule Open
Jul 2025 Chlorine Resolved

Flood & environmental risk

Kendall 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. Local water sources include Cypress Ck At Saur Farm Nr Comfort, Guadalupe Rv At Comfort.

SEVERE STORMS, STRAIGHT-LINE WINDS, AND FLOODING
Flood FEMA DR-4879
HURRICANE RITA
Hurricane FEMA DR-1606

Where does Comfort's water come from?

Comfort's drinking water comes from groundwater (wells), supplied by 3 water systems serving approximately 3,678 people. Groundwater is generally less susceptible to surface contamination but can contain naturally occurring contaminants like arsenic, radon, and nitrate. Nearby water bodies include Cypress Ck At Saur Farm Nr Comfort (river), Guadalupe Rv At Comfort (river).

What Comfort residents can do

Install a water filter

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

Flush your taps

Run cold water for 30 seconds before drinking, especially in the morning. Lead and copper leach from household plumbing when water sits in pipes.

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
4.0 ppb
EPA Action Level: 15 ppb · 27% of limit
Safe Level
Compliance Record

Violation summary

566
Total violations
140
Health-based
165
Active / unresolved
Sep 2025
Most recent violation
Compliance Record

Violations & advisories

566 Total
165 Active
140 Health-based
401 Resolved
Violations by category
Radionuclides and Revised Rad Rule
144
Public Notice Rule and Revised PN Rule
123
Volatile Organic Chemicals
105
Stage 1 Disinfectants and Disinfection Byproducts Rule
57
Synthetic Organic Chemicals
51
Sep 2025 Active
Lead and Copper Rule
Monitoring & Reporting
Monitoring & Reporting 0
Jul 2025 Active
Consumer Confidence Rule
Other Violation 0
Jul 2025 Active
Consumer Confidence Rule
Other Violation 0
Jul 2025 Active
Consumer Confidence Rule
Other Violation 0
May 2025 Active
Public Notice
Other Violation 0
May 2025 Active
Public Notice
Other Violation 0
Apr 2025 Active
Public Notice
Other Violation 0
Apr 2025 Active
Public Notice
Other Violation 0
Apr 2025 Active
Public Notice
Other Violation 0
Apr 2025 Active
Public Notice
Other Violation 0
Jan 2025 Active
Lead and Copper Rule
Monitoring & Reporting
Monitoring & Reporting 0
Oct 2024 Active
LEAD AND COPPER RULE REVISIONS
Treatment Technique
Health-Based Health 0
Oct 2024 Active
LEAD AND COPPER RULE REVISIONS
Reporting
Reporting 0
Oct 2024 Active
LEAD AND COPPER RULE REVISIONS
Treatment Technique
Health-Based Health 0
Oct 2024 Active
LEAD AND COPPER RULE REVISIONS
Reporting
Reporting 0
Oct 2024 Active
Public Notice
Other Violation 0
Sep 2024 Active
Lead and Copper Rule
Monitoring & Reporting
Monitoring & Reporting 0
Jul 2024 Active
Consumer Confidence Rule
Other Violation 0
Jul 2024 Active
Consumer Confidence Rule
Other Violation 0
Oct 2023 Active
Lead and Copper Rule
Monitoring & Reporting
Monitoring & Reporting 0
Showing 20 of 566 violations
Environmental Risk

Drought conditions

D2 — severe drought

Kendall County is currently in D2 (severe drought) per the U.S. Drought Monitor (week of May 5, 2026). Drought can elevate disinfection-byproduct (TTHM/HAA5) levels and taste/odor issues as utilities draw from lower reservoirs.

14
Weeks at D2+ (current streak)
23.4%
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 2025
Most recent
Flood
Most common type

Kendall 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 2025
SEVERE STORMS, STRAIGHT-LINE WINDS, AND FLOODING
Flood FEMA #4879
Sep 2005
HURRICANE RITA
Hurricane FEMA #1606

Full contaminants report

Contaminant Detected Level EPA Limit Unit Category Status
Lead (90th percentile) 4.0 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 2.9 ppb from 1993 (2.9 ppb) to 2025 (0.0 ppb).
Infrastructure

Water source & infrastructure

Primary Source
Groundwater
Operator
Local Government
Population Served
3,678
Water Systems
3
Water Source

Where Comfort's water comes from

Groundwater

Comfort'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 3,678 people through 3 water systems.

Local Hydrology

Water bodies near Comfort

Comfort is located near 2 notable water bodies. These water bodies contribute to the regional watershed and may indirectly affect groundwater quality.

Cypress Ck At Saur Farm Nr Comfort
river
Guadalupe Rv At Comfort
river
Infrastructure

Water systems serving Comfort

System Name PWSID Population Source
KENDALL COUNTY WCID 1 TX1300002 3,579 GW
WARING KNOLL SUBDIVISION TX1300039 54 GW
SHERWOOD-MT PISGAH WSC TX1300044 45 GW
Regional Comparison

How Comfort compares

Full Texas rankings →

Comfort's score of 45/100 is on par with the average of 46/100 among major Texas cities. It outscores 7 of 10 nearby cities.

Comfort (this city)
45
Houston
27.8
Austin
31.2
Dallas
36.2
Fort Worth
34.5
Texas avg
46
City Profile

About Comfort, TX

Economic Profile
$63,079
Median Income
$208,556
Median Home Value
$904/mo
Median Rent
7.4%
Unemployment
Community
46.5
Median Age
177
People / sq mi
17%
College Educated
75.5%
Homeownership
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Frequently asked questions

Is Comfort, TX tap water safe to drink?

Comfort's water quality earned a grade of D (45/100). Significant issues have been found. A water filter is strongly recommended. The city ranks #889 out of 1067 cities tested in Texas.

What contaminants are in Comfort's water?

Lead was measured at 4.0 ppb (90th percentile). 566 violations are on record.

How is Comfort'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 Comfort?

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

Where does Comfort's water come from?

Comfort's water is sourced from Groundwater. The city has 3 water systems serving approximately 3,678 residents.

What health violations has Comfort's water system had?

Comfort has 140 health-based violations on record. The most recent violation was recorded in September 2025. Health-based violations mean the water exceeded EPA maximum contaminant levels (MCLs) for a regulated substance. 165 violations remain unresolved.

Is Comfort's groundwater at risk of contamination?

Comfort 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 566 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 Comfort's water compare to other cities?

Comfort ranks #889 out of 1067 cities in Texas (better than 17% of state cities) and #14252 out of 15744 cities nationally (10th percentile). The grade of D reflects the combined assessment of violation history, lead and copper levels, PFAS contamination, and regulatory compliance.