WaterVerge

Is Mt Enterprise, TX Tap Water Safe to Drink?

Graded B+, with 7 unresolved violations on record. See what was cited — and what it means for your tap. What to do next ↓

2K residents served 1 water system PWSID: TX2010023
Overall Score
80.3 / 100
Violations
7 active
Last Updated
May 2026
Source
Groundwater
#352 of 1067 in Texas Top 50% nationally
Local Government
Moderate data confidence
Reviewed by WaterVerge Editorial Team · Last updated May 2026
B+GRADE
Water Quality Grade
80.3/100
waterverge.com
B+ 80.3/100

Mt Enterprise, TX — Water Quality Report

Mt Enterprise's drinking water received a grade of B+ (80.3 out of 100), indicating good water quality. The city's 1 water system serves approximately 2,205 residents using groundwater.

Lead levels were measured at 0.0 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 12 violations on record, including 1 health-based violation. 7 remain unresolved.

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

What to know about Mt Enterprise's water

Mt Enterprise ranks #352 out of 1067 cities in Texas for water quality, placing it mid-range in the state.

Mt Enterprise 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, Mt Enterprise may have fewer resources for advanced treatment technologies and infrastructure upgrades compared to larger utilities.

Quality Breakdown

Water quality score

See methodology →
80.3 out of 100 Grade B+
A: 90-100
B: 74-89
C: 60-73
F: <50
How is this calculated?
Violations
35.3/45
B
Historical violation record including health-based and monitoring violations.
Lead & Copper
20/20
A
Lead at 0.0 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 Mt Enterprise, TX water safe to drink?

Concerns Identified

Mt Enterprise's drinking water has significant quality concerns based on EPA testing data. With a grade of B+ (80.3/100), the system has issues across multiple categories. A water filter is recommended for all residents. The city's 1 water system serves approximately 2,205 residents using groundwater (wells).

7
Active Violations
0.0 ppb
Lead (90th %ile)
5 events
Disaster History

Recent water quality updates for Mt Enterprise

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

Update
Water quality data updated

Latest EPA compliance and testing data incorporated into Mt Enterprise's water quality assessment. Grade: B+ (80.3/100).

Violation
1 drinking water violation recorded

Contaminants: Public Notice.

Violation
2 drinking water violations recorded

1 health-based. Contaminants: LEAD AND COPPER RULE REVISIONS.

Disaster
HURRICANE BERYL

Federal disaster declaration (FEMA DR-4798). Hurricane event — may have impacted local water infrastructure.

Violation
1 drinking water violation recorded

Contaminants: Consumer Confidence Rule.

Disaster
SEVERE STORMS, STRAIGHT-LINE WINDS, TORNADOES, AND FLOODING

Federal disaster declaration (FEMA DR-4781). Flood event — may have impacted local water infrastructure.

Key contaminant findings

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

Lead Within Limits
Detected: 0.0 ppb Limit: 15 ppb (EPA Action Level)

Well within EPA limits.

Violation history

Mt Enterprise's water system has 12 total violations on record, including 1 health-based violation. 7 remain unresolved. 4 violations were issued in the last 5 years.

OtherTTRPTMR
Most recent violations:
May 2025 Public Notice Open
Oct 2024 LEAD AND COPPER RULE REVISIONS Open
Oct 2024 LEAD AND COPPER RULE REVISIONS Open
Jul 2024 Consumer Confidence Rule Open
Jul 2015 Chlorine Resolved

Flood & environmental risk

Rusk County has experienced 5 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 E Fk Angelina Rv Nr Cushing.

HURRICANE BERYL
Hurricane FEMA DR-4798
SEVERE STORMS, STRAIGHT-LINE WINDS, TORNADOES, AND FLOODING
Flood FEMA DR-4781
TROPICAL STORMS MARCO AND LAURA
Hurricane FEMA DR-3540

Where does Mt Enterprise's water come from?

Mt Enterprise's drinking water comes from groundwater (wells), supplied by 1 water system serving approximately 2,205 people. Groundwater is generally less susceptible to surface contamination but can contain naturally occurring contaminants like arsenic, radon, and nitrate. Nearby water bodies include E Fk Angelina Rv Nr Cushing (river).

What Mt Enterprise residents can do

Install a water filter

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

Monitor alerts during storms

Mt Enterprise's area has a history of flooding. After severe weather, watch for boil water advisories from your local utility.

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
0.0 ppb
EPA Action Level: 15 ppb · 0% of limit
Safe Level
Compliance Record

Violation summary

12
Total violations
1
Health-based
7
Active / unresolved
May 2025
Most recent violation
Compliance Record

Violations & advisories

12 Total
7 Active
1 Health-based
5 Resolved
Violations by category
Total Coliform Rule
3
Lead and Copper Rule Revisions
2
Stage 1 Disinfectants and Disinfection Byproducts Rule
2
Lead and Copper Rule
2
Public Notice Rule and Revised PN Rule
1
May 2025 Active
Public Notice
Other Violation 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
Jul 2024 Active
Consumer Confidence Rule
Other Violation 0
Dec 2014 Active
Lead and Copper Rule
Monitoring & Reporting
Monitoring & Reporting 0
Oct 2014 Active
Lead and Copper Rule
Monitoring & Reporting
Monitoring & Reporting 0
Active
Compliance Violation
Monitoring 0
Jul 2015 Resolved
Chlorine
Monitoring & Reporting
Monitoring & Reporting Resolved Sep 2015
Apr 2009 Resolved
Chlorine
Monitoring & Reporting
Monitoring & Reporting Resolved Jun 2009
Jul 1993 Resolved
Coliform (TCR)
Other Violation Resolved Jul 1993
Jul 1993 Resolved
Coliform (TCR)
Monitoring & Reporting
Monitoring & Reporting Resolved Jul 1993
May 1991 Resolved
Coliform (TCR)
Monitoring & Reporting
Monitoring & Reporting Resolved May 1991
Environmental Risk

Drought conditions

D2 — severe drought

Rusk 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)
14.5%
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

5
Declared disasters
Jul 2024
Most recent
Hurricane
Most common type

Rusk County has experienced 5 federally declared disasters since 2005. Flooding and severe weather can compromise water treatment infrastructure and introduce contaminants into drinking water supplies.

Jul 2024
HURRICANE BERYL
Hurricane FEMA #4798
May 2024
SEVERE STORMS, STRAIGHT-LINE WINDS, TORNADOES, AND FLOODING
Flood FEMA #4781
Aug 2020
TROPICAL STORMS MARCO AND LAURA
Hurricane FEMA #3540
Sep 2008
HURRICANE IKE
Hurricane FEMA #1791
Sep 2005
HURRICANE RITA
Hurricane FEMA #1606

Full contaminants report

Contaminant Detected Level EPA Limit Unit Category Status
Lead (90th percentile) 0.0 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 4.4 ppb from 1993 (4.4 ppb) to 2023 (0.0 ppb).
Contaminant Rankings

See how Mt Enterprise compares by contaminant

Explore where Mt Enterprise ranks among all Texas cities for specific contaminants.

Infrastructure

Water source & infrastructure

Primary Source
Groundwater
Operator
Local Government
Population Served
2,205
Water Systems
1
Water Source

Where Mt Enterprise's water comes from

Groundwater

Mt Enterprise'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 2,205 people through 1 water system.

Local Hydrology

Water bodies near Mt Enterprise

Mt Enterprise is located near 1 notable water body. These water bodies contribute to the regional watershed and may indirectly affect groundwater quality.

E Fk Angelina Rv Nr Cushing
river
Infrastructure

Water systems serving Mt Enterprise

System Name PWSID Population Source
MT ENTERPRISE WSC TX2010023 2,205 GW
Regional Comparison

How Mt Enterprise compares

Full Texas rankings →

Mt Enterprise's score of 80.3/100 is above the average of 46/100 among major Texas cities. It outscores 9 of 10 nearby cities.

Mt Enterprise (this city)
80.3
Houston
27.8
Austin
31.2
Dallas
36.2
Fort Worth
34.5
Texas avg
46
Share this reportHelp others learn about their water quality
WhatsAppXFacebookLinkedInEmail

Frequently asked questions

Is Mt Enterprise, TX tap water safe to drink?

Mt Enterprise's water quality earned a grade of B+ (80.3/100). The water generally meets EPA standards and is considered safe for consumption. The city ranks #352 out of 1067 cities tested in Texas.

What contaminants are in Mt Enterprise's water?

Lead was measured at 0.0 ppb (90th percentile). 12 violations are on record.

How is Mt Enterprise'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 Mt Enterprise?

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

Where does Mt Enterprise's water come from?

Mt Enterprise's water is sourced from Groundwater. The city has 1 water system serving approximately 2,205 residents.

What health violations has Mt Enterprise's water system had?

Mt Enterprise has 1 health-based violation on record. The most recent violation was recorded in May 2025. Health-based violations mean the water exceeded EPA maximum contaminant levels (MCLs) for a regulated substance. 7 violations remain unresolved.

Is Mt Enterprise's groundwater at risk of contamination?

Mt Enterprise 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 12 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 Mt Enterprise's water compare to other cities?

Mt Enterprise ranks #352 out of 1067 cities in Texas (better than 67% of state cities) and #7923 out of 15744 cities nationally (50th percentile). The grade of B+ reflects the combined assessment of violation history, lead and copper levels, PFAS contamination, and regulatory compliance.

Does Mt Enterprise's small water system affect quality?

Mt Enterprise's system serves approximately 2,205 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 12 violations on record.