Water Quality in Houston, TX (77041)
EPA violation data for public water systems serving ZIP code 77041.
Active Health Violations
25 health-based violations found in the past 5 years, with at least one still unresolved. Contaminant levels have exceeded federal safety limits. Consider testing your tap water independently.
More violations than 96% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
33,349
Population
82
Water Systems
126
Violations (5yr)
25
Health-Based
Location
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Water Systems Serving This Area (82)
City Of Houston
1 health-based Surface water 2,970,543 people served
1 violation (5yr)
· 1 health-based · All resolved
Lead tested: 5 ppb (limit: 15 ppb) ✓
City Of Pasadena
Purchased surface water 152,000 people served
3 violations (5yr)
Lead tested: 3.72 ppb (limit: 15 ppb) ✓
Toshiba International Corp
Groundwater 1,355 people served
0 violations
Live Oaks Water System Leander Hills Sub
Groundwater 1,041 people served
0 violations
Country Lakes Subdivision
Groundwater 1,000 people served
0 violations
Dril-Quip
All resolved Groundwater 950 people served
1 violation (5yr)
· All resolved
Hunterwood Apartments
Groundwater 648 people served
0 violations
Indigo Ranch Ws
Groundwater 600 people served
0 violations
Oceaneering
1 health-based Groundwater 500 people served
9 violations (5yr)
· 1 health-based
Lead tested: 2.5 ppb (limit: 15 ppb) ✓
Idlewood Estates
Groundwater 435 people served
0 violations
Sheridan Mj & Son
Groundwater 300 people served
0 violations
Lead tested: 1.41 ppb (limit: 15 ppb) ✓
Venergy Industrial Park
All resolved Groundwater 295 people served
4 violations (5yr)
· All resolved
Tabor Tract
Groundwater 280 people served
0 violations
Indian Trail Addition
Groundwater 258 people served
0 violations
529 Industrial Development
1 health-based Groundwater 250 people served
3 violations (5yr)
· 1 health-based · All resolved
Lead tested: 0 ppb (limit: 15 ppb) ✓
Borden'S Ice Cream Plant
Purchased groundwater 225 people served
0 violations
Valmont United Galvanizing
Groundwater 145 people served
0 violations
Twin Oaks Water Co
Groundwater 141 people served
0 violations
Travis Body And Trailer
1 health-based Groundwater 137 people served
32 violations (5yr)
· 1 health-based
Koch Heat Transfer
1 health-based Groundwater 120 people served
8 violations (5yr)
· 1 health-based · All resolved
Lead tested: 0 ppb (limit: 15 ppb) ✓
A & S Building Systems
Groundwater 120 people served
0 violations
West Houston Mobile Home Comm #2
Groundwater 111 people served
0 violations
Greater Faith
Groundwater 110 people served
0 violations
Varco Best Flow Products
Groundwater 100 people served
0 violations
Css Warehouse Properties Ltd
Groundwater 100 people served
0 violations
Lead tested: 2.48 ppb (limit: 15 ppb) ✓
Red Barn Cafe
Groundwater 100 people served
0 violations
Energy Tube Products
Groundwater 90 people served
0 violations
Production Operators Inc
Groundwater 90 people served
0 violations
Fairview Gardens Developments
1 health-based Groundwater 89 people served
3 violations (5yr)
· 1 health-based · All resolved
Lead tested: 2.07 ppb (limit: 15 ppb) ✓
Fairview Mobile Home Community
Groundwater 84 people served
2 violations (5yr)
Lead tested: 0 ppb (limit: 15 ppb) ✓
Fairway Mobile Home Village
1 health-based Groundwater 84 people served
2 violations (5yr)
· 1 health-based · All resolved
Lead tested: 0 ppb (limit: 15 ppb) ✓
Fairview Gardens Mhp
All resolved Groundwater 75 people served
1 violation (5yr)
· All resolved
Lead tested: 0 ppb (limit: 15 ppb) ✓
Coiling Technologies
All resolved Groundwater 70 people served
2 violations (5yr)
· All resolved
Lead tested: 0 ppb (limit: 15 ppb) ✓
Avondale Heights Mobile Home Park
Groundwater 60 people served
0 violations
Sparkle Sign
1 health-based Groundwater 60 people served
3 violations (5yr)
· 1 health-based · All resolved
Lead tested: 0.88 ppb (limit: 15 ppb) ✓
West Forty Acres
Groundwater 57 people served
0 violations
Grant Prideco Inc Thomas Rd
Groundwater 50 people served
0 violations
Northwinds Business Park
1 health-based Groundwater 50 people served
3 violations (5yr)
· 1 health-based · All resolved
Stress Engineering Waller Testing Facili
1 health-based Groundwater 50 people served
2 violations (5yr)
· 1 health-based · All resolved
Lead tested: 1.04 ppb (limit: 15 ppb) ✓
Mustang Club
Groundwater 50 people served
0 violations
Deepwater Corrosion Services
1 health-based Groundwater 50 people served
3 violations (5yr)
· 1 health-based
Stewart & Stevenson Inc Emmett Rd
Groundwater 50 people served
0 violations
Northwoods Mobile Home Park
2 health-based Groundwater 45 people served
5 violations (5yr)
· 2 health-based
Lead tested: 0.57 ppb (limit: 15 ppb) ✓
Energy Crane
1 health-based Groundwater 40 people served
3 violations (5yr)
· 1 health-based · All resolved
Lead tested: 0.57 ppb (limit: 15 ppb) ✓
American Aero Crane
Groundwater 40 people served
0 violations
Lancaster Furniture
Groundwater 40 people served
0 violations
C & D Charles Water Supply
2 health-based Groundwater 40 people served
6 violations (5yr)
· 2 health-based · All resolved
Lead tested: 0 ppb (limit: 15 ppb) ✓
Womble Company Incorporated
Groundwater 40 people served
0 violations
Kickapoo Meadows
Groundwater 39 people served
0 violations
Coastal Acres
Purchased surface water 36 people served
0 violations
Canyon Country
Groundwater 36 people served
0 violations
Weatherford Completion Systems
Groundwater 35 people served
0 violations
Taquerias Tornado Restaurant
Groundwater 35 people served
0 violations
Monarch Pools
Groundwater 35 people served
0 violations
Global Compression Services Pws
7 health-based Groundwater 33 people served
7 violations (5yr)
· 7 health-based · All resolved
Lead tested: 0 ppb (limit: 15 ppb) ✓
Girard Polly-Pig, Inc.
Groundwater 31 people served
0 violations
Dow Machine
1 health-based Groundwater 30 people served
2 violations (5yr)
· 1 health-based · All resolved
Carverdale Community Day Care
Groundwater 30 people served
0 violations
Mechanical Systems
Groundwater 30 people served
0 violations
Mini-Varsity Of Houston Ccc
Groundwater 30 people served
0 violations
Bestway Fm 529
Groundwater 30 people served
0 violations
Tooterville M H P
Groundwater 30 people served
0 violations
Watson Grinding And Manufacturing
Groundwater 26 people served
0 violations
Fox Metals And Alloys
1 health-based Groundwater 26 people served
9 violations (5yr)
· 1 health-based
Patterson Rental Tools
Groundwater 25 people served
0 violations
Lakeview Apartments
Groundwater 25 people served
0 violations
Nci Building System
Groundwater 25 people served
0 violations
Ponderosa The
Groundwater 25 people served
0 violations
Windlass Metalworks
Groundwater 12 people served
0 violations
Falcon Ranch
Groundwater 1 people served
0 violations
Ponderosa Mobile Home Park
Groundwater 0
0 violations
Charlies Conoco
All resolved Groundwater 0
7 violations (5yr)
· All resolved
W Industries
Groundwater 0
0 violations
American Spring Wire Corp
Groundwater 0
0 violations
Midway Industrial Park
Groundwater 0
0 violations
Westwood Oaks Mobile Home Park
Groundwater 0
0 violations
Gurdwara Nanaska Temple
All resolved Groundwater 0
5 violations (5yr)
· All resolved
Muniservice Corp
Groundwater 0
0 violations
The Oaks Adventist Christian School
Purchased surface water 0
0 violations
Kinder Morgan Engineering & Conveying
Groundwater 0
0 violations
Four Seasons
Groundwater 0
0 violations
Seatrax
Groundwater 0
0 violations
Contaminants Found
LEAD AND COPPER RULE REVISIONSHealth-Based
28 violations
Has active
Revised Total Coliform RuleHealth-Based
Missed testing deadlines — not a detection of bacteria.
23 violations
All resolved
Lead and Copper RuleHealth-Based
Lead and copper testing requirement. Lead exposure can cause developmental harm in children.
12 violations
Has active
ArsenicHealth-Based
A naturally occurring element that can cause cancer and other health effects at high levels.
7 violations
All resolved
Interim Enhanced Surface Water Treatment RuleHealth-Based
1 violation
All resolved
Public NoticeMonitoring
23 violations
Has active
NitrateMonitoring
At high levels, nitrate can cause blue baby syndrome in infants.
3 violations
All resolved
E. COLIMonitoring
2 violations
All resolved
Consumer Confidence RuleMonitoring
Annual water quality report delivery requirement.
2 violations
All resolved
Total Haloacetic Acids (HAA5)Monitoring
1 violation
All resolved
TTHMMonitoring
1 violation
All resolved
Carbon tetrachlorideMonitoring
1 violation
All resolved
StyreneMonitoring
1 violation
All resolved
1,2-DichloropropaneMonitoring
1 violation
All resolved
p-DichlorobenzeneMonitoring
1 violation
All resolved
TrichloroethyleneMonitoring
1 violation
All resolved
DICHLOROMETHANEMonitoring
1 violation
All resolved
Vinyl chlorideMonitoring
1 violation
All resolved
1,1,1-TrichloroethaneMonitoring
1 violation
All resolved
TolueneMonitoring
1 violation
All resolved
1,2-DichloroethaneMonitoring
1 violation
All resolved
1,2,4-TrichlorobenzeneMonitoring
1 violation
All resolved
cis-1,2-DichloroethyleneMonitoring
1 violation
All resolved
1,1,2-TrichloroethaneMonitoring
1 violation
All resolved
trans-1,2-DichloroethyleneMonitoring
1 violation
All resolved
BenzeneMonitoring
1 violation
All resolved
EthylbenzeneMonitoring
1 violation
All resolved
Xylenes, TotalMonitoring
1 violation
All resolved
1,1-DichloroethyleneMonitoring
1 violation
All resolved
TetrachloroethyleneMonitoring
1 violation
All resolved
o-DichlorobenzeneMonitoring
1 violation
All resolved
CHLOROBENZENEMonitoring
1 violation
All resolved
Lead & Copper Levels
Lead (Pb)
Within limit1.41 ppb measured
Action level: 15 ppb
Sampled: Jul 2025
How Does This Compare?
Houston (77041) has more violations than 96% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 126.
Fewer violations 96th percentile More violations
Recommended Water Filters
Based on health-based violations detected in your area, these filter types are commonly used to address similar contaminants. Consult your water utility's Consumer Confidence Report for the most current data.
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
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
Always look for filters certified by NSF International for the specific contaminants you want to remove. This is general educational information, not an endorsement of any specific product.