Water Quality in AUSTIN, TX (78725)

EPA violation data for public water systems serving ZIP code 78725.

Total Violations

Health-Based

Monitoring / Reporting

Resolved

What does this mean?

78 of 79 violations have been resolved. 51 are health-based violations, meaning contaminant levels exceeded federal safety limits. The remaining 28 are monitoring or reporting violations (missed testing deadlines or late paperwork — not necessarily a water quality issue). Not all violations mean your water is unsafe. The EPA requires reporting even for minor administrative issues.

Water systems: 1 Population served: 50

Violations Detail (79 total)

Contaminant	Category	MCL Limit	Measured	Date	Status	Health Effects
TTHM	Monitoring	N/A	N/A	Aug 11, 2025	Active	N/A
TTHM	Health-Based	N/A	0.194	Jun 30, 2025	Resolved	N/A
TTHM	Health-Based	N/A	0.194	Jun 30, 2025	Resolved	N/A
TTHM	Health-Based	N/A	0.194	Jun 30, 2025	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Jun 20, 2025	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Jun 20, 2025	Resolved	N/A
TTHM	Health-Based	N/A	0.145	Mar 31, 2025	Resolved	N/A
TTHM	Health-Based	N/A	0.145	Mar 31, 2025	Resolved	N/A
TTHM	Health-Based	N/A	0.145	Mar 31, 2025	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Aug 10, 2023	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Aug 10, 2023	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Jul 27, 2023	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Jul 27, 2023	Resolved	N/A
Arsenic	Health-Based	N/A	0.013	Mar 31, 2023	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Arsenic	Health-Based	N/A	0.013	Mar 31, 2023	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Arsenic	Health-Based	N/A	0.013	Mar 31, 2023	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Arsenic	Health-Based	N/A	0.013	Mar 31, 2023	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Arsenic	Health-Based	N/A	0.013	Mar 31, 2023	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Public Notice	Monitoring	N/A	N/A	Jan 10, 2023	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Jan 10, 2023	Resolved	N/A
Arsenic	Health-Based	N/A	0.012	Dec 31, 2022	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Arsenic	Health-Based	N/A	0.012	Dec 31, 2022	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Arsenic	Health-Based	N/A	0.012	Dec 31, 2022	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Arsenic	Health-Based	N/A	0.012	Dec 31, 2022	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Arsenic	Health-Based	N/A	0.012	Dec 31, 2022	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Public Notice	Monitoring	N/A	N/A	Dec 18, 2022	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Dec 18, 2022	Resolved	N/A
Arsenic	Health-Based	N/A	0.014	Sep 30, 2022	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Arsenic	Health-Based	N/A	0.014	Sep 30, 2022	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Arsenic	Health-Based	N/A	0.014	Sep 30, 2022	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Arsenic	Health-Based	N/A	0.014	Sep 30, 2022	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Arsenic	Health-Based	N/A	0.014	Sep 30, 2022	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Public Notice	Monitoring	N/A	N/A	Jul 20, 2022	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Jul 20, 2022	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Jul 17, 2022	Resolved	N/A
Arsenic	Health-Based	N/A	0.017	Jun 30, 2022	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Arsenic	Health-Based	N/A	0.017	Jun 30, 2022	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Arsenic	Health-Based	N/A	0.017	Jun 30, 2022	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Arsenic	Health-Based	N/A	0.017	Jun 30, 2022	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Arsenic	Health-Based	N/A	0.017	Jun 30, 2022	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Public Notice	Monitoring	N/A	N/A	May 24, 2022	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	May 24, 2022	Resolved	N/A
Arsenic	Health-Based	N/A	0.016	Mar 31, 2022	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Arsenic	Health-Based	N/A	0.016	Mar 31, 2022	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Revised Total Coliform Rule	Monitoring	N/A	N/A	Mar 31, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Mar 31, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Mar 31, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Mar 31, 2022	Resolved	N/A
Arsenic	Health-Based	N/A	0.016	Mar 31, 2022	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Arsenic	Health-Based	N/A	0.016	Mar 31, 2022	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Arsenic	Health-Based	N/A	0.016	Mar 31, 2022	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Arsenic	Health-Based	N/A	0.016	Dec 31, 2021	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Arsenic	Health-Based	N/A	0.016	Dec 31, 2021	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Arsenic	Health-Based	N/A	0.016	Dec 31, 2021	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Arsenic	Health-Based	N/A	0.016	Dec 31, 2021	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Arsenic	Health-Based	N/A	0.016	Dec 31, 2021	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Arsenic	Health-Based	N/A	0.015	Sep 30, 2021	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Arsenic	Health-Based	N/A	0.015	Sep 30, 2021	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Arsenic	Health-Based	N/A	0.015	Sep 30, 2021	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Arsenic	Health-Based	N/A	0.015	Sep 30, 2021	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Lead and Copper Rule	Monitoring	N/A	N/A	Sep 30, 2021	Resolved	N/A
Lead and Copper Rule	Monitoring	N/A	N/A	Sep 30, 2021	Resolved	N/A
Lead and Copper Rule	Monitoring	N/A	N/A	Sep 30, 2021	Resolved	N/A
Lead and Copper Rule	Monitoring	N/A	N/A	Sep 30, 2021	Resolved	N/A
Arsenic	Health-Based	N/A	0.015	Sep 30, 2021	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Public Notice	Monitoring	N/A	N/A	Sep 27, 2021	Resolved	N/A
Arsenic	Health-Based	N/A	0.015	Jun 30, 2021	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Arsenic	Health-Based	N/A	0.015	Jun 30, 2021	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Arsenic	Health-Based	N/A	0.015	Jun 30, 2021	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Arsenic	Health-Based	N/A	0.015	Jun 30, 2021	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Arsenic	Health-Based	N/A	0.015	Jun 30, 2021	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Public Notice	Monitoring	N/A	N/A	Apr 21, 2021	Resolved	N/A
Arsenic	Health-Based	N/A	0.013	Mar 31, 2021	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Arsenic	Health-Based	N/A	0.013	Mar 31, 2021	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Arsenic	Health-Based	N/A	0.013	Mar 31, 2021	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Arsenic	Health-Based	N/A	0.013	Mar 31, 2021	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Arsenic	Health-Based	N/A	0.013	Mar 31, 2021	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Public Notice	Monitoring	N/A	N/A	Mar 11, 2021	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Mar 11, 2021	Resolved	N/A

Lead & Copper Levels

Violation Timeline

2025(9)

TTHM

Aug 11Active

TTHM

Jun 30Resolved

TTHM

Jun 30Resolved

TTHM

Jun 30Resolved

Public Notice

Jun 20Resolved

Public Notice

Jun 20Resolved

TTHM

Mar 31Resolved

TTHM

Mar 31Resolved

TTHM

Mar 31Resolved

2023(11)

Public Notice

Aug 10Resolved

Public Notice

Aug 10Resolved

Public Notice

Jul 27Resolved

Public Notice

Jul 27Resolved

Arsenic

Mar 31Resolved

Arsenic

Mar 31Resolved

Arsenic

Mar 31Resolved

Arsenic

Mar 31Resolved

Arsenic

Mar 31Resolved

Public Notice

Jan 10Resolved

Public Notice

Jan 10Resolved

How Does This Compare?

AUSTIN (78725) has 79 recorded violations, including 51 health-based. 1 remains unresolved. Consider testing your tap water independently for added peace of mind.

Recommended Water Filters

Based on the contaminants detected in your area, these filter types may help improve your water quality.

Reverse Osmosis System

Highly effective at removing heavy metals, dissolved solids, and a wide range of contaminants. Recommended for homes with lead or arsenic concerns.

Targets:Lead, Copper, Arsenic, Mercury, Cadmium

Look for:NSF/ANSI 58 certified

NSF Certified Products → EPA Safe Drinking Water Guide →

Activated Carbon Filter

Excellent for removing chlorine, chloramine, and disinfection byproducts like THMs and HAAs. Available as pitcher filters, countertop, or under-sink units.

Targets:THMs, HAAs, Chlorine, Chloramine, Taste & Odor

Look for:NSF/ANSI 42 & 53 certified

NSF Certified Products → EPA Safe Drinking Water Guide →

UV Water Purifier

Uses ultraviolet light to neutralize bacteria, viruses, and parasites without chemicals. Ideal for homes with microbial contamination concerns.

Targets:E. coli, Coliform, Giardia, Cryptosporidium

Look for:NSF/ANSI 55 (Class A) certified

NSF Certified Products → EPA Safe Drinking Water Guide →

Always look for filters certified by NSF International for the specific contaminants you want to remove.

Water Quality in AUSTIN, TX (78725)

What does this mean?

Violations Detail (79 total)

Lead & Copper Levels

Violation Timeline

2025(9)

2023(11)

2022(31)

2021(28)

How Does This Compare?

Recommended Water Filters

Reverse Osmosis System

Activated Carbon Filter

UV Water Purifier

Nearby ZIP Codes

Check Another ZIP Code