Water Quality in Katy, TX
Katy's water quality meets all health guidelines. All tested contaminants are within safe levels.
Utility
KATY WATER SYSTEM
People Served
21,894
MCL Violations
0
Last Updated
Mar 12, 2023
Quick Summary
Contaminants Detected
Understanding the Data
This data comes from your local water utility testing. The bar charts compare detected levels against health guidelines (HGL). Contaminants above the health guideline are shown by default and may require filtration. All other tested contaminants are within safe levels and can be viewed by expanding the section above.
Recommended Water Filters for Katy
Based on Katy's water quality data, these NSF-certified filters are recommended to remove contaminants above health guidelines.

GHP Group Inc.
VRO-3Q VRO-3Q
NSF Certified:
Daily Production
20.3 gpd
Removes 15 contaminants:
Arsenic, Barium, Cadmium, Chromium (Total), Chromium (VI) +10 more

GHP Group Inc.
PUN3RO PUN3RO
NSF Certified:
Daily Production
23.3 gpd
Removes 15 contaminants:
Arsenic, Barium, Cadmium, Chromium (Total), Chromium (VI) +10 more
![CMTRO-75[G] CMTRO-75[G]](/_next/image?url=https%3A%2F%2Fm.media-amazon.com%2Fimages%2FI%2F61r8aJRwE8L._AC_SX522_.jpg&w=3840&q=75)
Solventum Purification Inc.
CMTRO-75[G] CMTRO-75[G]
NSF Certified:
Daily Production
23.59 gpd
Removes 15 contaminants:
Arsenic, Barium, Cadmium, Chromium (Total), Chromium (VI) +10 more

Senwater Systems, LLC.
TRO508 TRO508
NSF Certified:
Daily Production
11 gpd
Removes 17 contaminants:
Arsenic, Barium, Cadmium, Chromium (Total), Chromium (VI) +12 more
Frequently Asked Questions
Katy's tap water currently meets all health guidelines. All 20 contaminants tested are within safe levels according to health-based guidelines. The water is considered safe to drink, though some people may still prefer filtered water for taste or extra protection.