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Official EPA SDWIS Verified ReportWater Quality & Testing GuideHistorical Record: No Recorded SDWIS Violations

ZIP Code 76307 Water Quality & Testing Report

Wichita Falls, TX · Wichita County County · Updated for 2026

Sahajul HaqueCompiled & verified by Sahajul Haque from official EPA SDWIS records
Public Health & Medical Notice: Drinking water quality data on this page reflects historical compliance records submitted under the Safe Drinking Water Act. This information does not constitute medical advice or a real-time safety guarantee. If you are pregnant, nursing, preparing infant formula, or immunocompromised, consult a healthcare provider. Boiling water kills biological pathogens, but does NOT remove chemical contaminants like lead, arsenic, or PFAS.
Quick EPA Verified Answer

Is Tap Water Safe to Drink in ZIP 76307 (Wichita Falls, TX)?

Yes, tap water in ZIP code 76307 (Wichita Falls, TX) is safe to drink under EPA Safe Drinking Water Act standards. Supplied by City of Wichita Falls, the area earns an EPA Safety Grade of B (77/100) with 15 health violations, 2.5 ppb lead, and very hard (185 mg/L / 10.8 GPG) water.

Safety Score
B

Water Safety Grade

Good — Minor issues on record

Health Violations

15

Total Violations

18

Lead Risk

N/A

Contaminants

4

⚠

Active Water Quality Issues Detected

EPA records show 1 unresolved violation. Contact City of Wichita Falls for current status.

About Tap Water in ZIP Code 76307

Tap water in ZIP code 76307 (Wichita Falls, TX) is distributed by City of Wichita Falls (EPA ID: TX2430001), serving approximately 102,316 residents. Based on EPA Safe Drinking Water Act compliance records, this system receives a water safety grade of B with a composite quality score of 77/100.

Water System

City of Wichita Falls

EPA ID: TX2430001

Water Source

Surface Water

Population Served

102,316 residents

County

Wichita County County, Texas

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Lead Levels in ZIP 76307

EPA action level: 15 ppb | Public health goal: 0 ppb

Lead Level: 2.5 ppb — Very Low

The 90th percentile lead level in 76307 is 2.5 ppb. This meets the EPA action level of 15 ppb. Health experts recommend a target of 0 ppb for optimal safety.
Lead Level (90th percentile)
2.50 ppb (0.0025 mg/L)
Lead (Consumer Confidence Report)

From annual CCR filing

2.5 ppb
Lead Exposure Risk Rating
Unknown
Note: Lead levels above are the 90th percentile from EPA monitoring — meaning 90% of samples were at or below this level. Even "undetected" tap water lead doesn't account for lead leaching from home plumbing. If your home was built before 1986, individual tap testing is recommended.
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Water Hardness & Mineral Content

Grains per gallon (GPG) & Parts per million (PPM / mg/L)

Classification: Very Hard10.8 GPG · 185 mg/L

Water in ZIP 76307 is Very Hard (185 mg/L / 10.8 GPG). High concentrations of dissolved limestone minerals cause severe mineral buildup, stiff laundry, dry skin, and premature water heater wear.

Recommendation: A whole-home water softener system is strongly recommended to protect plumbing and home appliances.
Hardness (GPG)

Grains per gallon

10.8 GPG
Hardness (PPM / mg/L)

Parts per million CaCO3

185 mg/L
Appliance Scaling Risk
High / Severe

Official EPA SDWIS Database Entry

Utility: City of Wichita Falls · PWSID: TX2430001

Verify on EPA.gov
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Violation History

Past 5 years — EPA SDWIS data

City of Wichita Falls has recorded 15 health-based violations out of 18 total violations over the past 5 years. 1 violation remains unresolved in EPA tracking records.

Total Violations (5 yr)
18
Health-Based Violations
15
Unresolved Violations
1
Boil Water Advisories
0
Compliance Risk
Critical

Regulatory compliance risk for this utility is rated Critical based on past reporting and enforcement records.

⚗️

Contaminants Detected

Contaminants with health-based violations on record

EPA records identify 4 contaminants with health-based violations in the past 5 years: Haloacetic Acids (HAA5), Total Trihalomethanes (TTHM), Fecal Coliform, Contaminant 1009.

Haloacetic Acids (HAA5)Total Trihalomethanes (TTHM)Fecal ColiformContaminant 1009

⚖ Enforcement Actions

EPA or state regulators have issued 10 enforcement actions to address compliance lapses.
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Water Source & Environmental Factors

Surface Water

This system draws water from lakes, rivers, or reservoirs. Surface water is treated to remove sediment, microorganisms, and chemical contaminants before reaching taps.

Water Source Type
Surface Water
CCR Source Classification
Surface Water
EPA Radon Zone

Lower potential

Zone 3

EPA Radon Zone 3 — lower radon potential, though the EPA still recommends testing all homes.

Water Quality Testing in ZIP 76307

Tap Water & Well Testing Recommendations

Residents in ZIP code 76307 served by City of Wichita Falls can test tap water or private well systems to verify water purity. Testing detects hidden contaminants before they impact family health.

Tap Water Testing Steps

  • 1.Conduct a certified lead check if your home was constructed before 1986.
  • 2.Use certified lab testing kits rather than uncalibrated test strips for regulated compliance.
  • 3.Sample water from both your kitchen faucet and water heater to compare line purity.

Private Well Testing Steps

  • •Test for Coliform bacteria and Nitrates annually.
  • •Test for heavy metals, radon, and PFAS every 3 years.
  • •Send samples to a state-certified drinking water laboratory recognized by Texas Commission on Environmental Quality (TCEQ).
Certified Lab Testing: Always use an EPA-certified drinking water laboratory in TX for formal legal or real estate compliance testing.

🛡 What Should You Do? — ZIP 76307 Recommendations

  • ✓ Run cold water for 30 seconds each morning before use — especially if pipes are old
  • ✓ Request your annual Consumer Confidence Report from City of Wichita Falls
  • ✓ If your home was built before 1986, consider testing your own tap for lead
  • ✓ Use a pitcher filter (NSF/ANSI 42 certified) for improved taste

Recommended Taste & Safety Filter:

🚰

NSF/ANSI 53 Certified Pitcher Filter

Best for removing aesthetic chlorine, odors, and low-level heavy metals.

Filter Selection Guide →

Frequently Asked Questions — ZIP 76307 Water Quality

Is tap water safe to drink in ZIP code 76307?+
Yes — tap water in 76307 (Wichita Falls, TX) meets EPA standards with a water safety grade of B. No health-based violations are on record in the past 5 years.
How do I get my water tested in ZIP 76307 (Wichita Falls, TX)?+
To test water quality in ZIP 76307, you can order a certified drinking water test kit or send water samples to an EPA/NELAP certified laboratory in TX. Certified testing checks for lead, coliform bacteria, nitrates, hardness, and PFAS that standard test strips miss. Contact Texas Commission on Environmental Quality (TCEQ) for a list of certified regional labs.
How hard is the tap water in 76307?+
Tap water in 76307 is classified as Very Hard with an estimated mineral hardness of 185 mg/L (10.8 GPG). A whole-home water softener system is strongly recommended to protect plumbing and home appliances.
Should I test private well water in 76307?+
Yes. Unlike municipal systems, private wells in 76307 are not regulated by the EPA or local utilities. Private well owners should test their water annually for coliform bacteria and nitrates, and every 3 to 5 years for heavy metals (lead, arsenic) and volatile organic compounds.
What is the lead level in 76307 tap water?+
The 90th percentile lead level in 76307 is 2.5 ppb. The EPA action level is 15 ppb. This is below the EPA action level.
Is there an active boil water notice in 76307?+
There are currently no active boil water advisories on record for 76307. Water treatment systems are operating within normal parameters.
Who provides tap water to 76307?+
Tap water in ZIP code 76307 is provided by City of Wichita Falls (EPA ID: TX2430001), serving approximately 102,316 residents.
What water filter should I use in 76307?+
Based on water metrics for 76307, we recommend Reverse Osmosis (PFAS & Lead). Look for certifications such as NSF/ANSI 53 (Chemical Contaminants), NSF/ANSI 42 (Aesthetic Effects).

Data Sources & Methodology

Water quality data for ZIP code 76307 is compiled from the EPA Safe Drinking Water Information System (SDWIS), EPA ECHO enforcement database, UCMR5 unregulated contaminant monitoring, and Consumer Confidence Reports filed by City of Wichita Falls. Safety scores are composite metrics derived from violation history, lead levels, enforcement actions, and infrastructure risk indicators. Data reflects a 5-year monitoring window. Last dataset update: 2024. View EPA source data →