Water Quality in Houston, TX (77019)
EPA violation data for public water systems serving ZIP code 77019.
Active Health Violations
23 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 94% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
23,708
Population
106
Water Systems
74
Violations (5yr)
23
Health-Based
Location
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Water Systems Serving This Area (106)
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) ✓
Timber Lane Utility District
Groundwater 24,507 people served
0 violations
Lead tested: 1.4 ppb (limit: 15 ppb) ✓
Northwest Harris County Mud 5
Purchased surface water 23,766 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb) ✓
Harris County Fwsd 61
Groundwater 15,400 people served
0 violations
Lead tested: 2 ppb (limit: 15 ppb) ✓
Harris County Mud 105
Purchased surface water 14,151 people served
0 violations
Lead tested: 1.58 ppb (limit: 15 ppb) ✓
Meadowhill Regional Mud
Groundwater 13,863 people served
0 violations
Lead tested: 0.56 ppb (limit: 15 ppb) ✓
Southern Montgomery County Mud
All resolved Purchased surface water 13,372 people served
1 violation (5yr)
· All resolved
Lead tested: 0 ppb (limit: 15 ppb) ✓
Newport Mud
Surface water 13,191 people served
0 violations
Lead tested: 1.4 ppb (limit: 15 ppb) ✓
Harris County Mud 1
Groundwater 12,342 people served
0 violations
Lead tested: 2.87 ppb (limit: 15 ppb) ✓
Harris County Mud 157
Purchased surface water 12,087 people served
0 violations
Lead tested: 1 ppb (limit: 15 ppb) ✓
Harris County Mud 368
Purchased surface water 11,835 people served
0 violations
Rayford Road Mud
Purchased surface water 11,550 people served
0 violations
Lead tested: 0.81 ppb (limit: 15 ppb) ✓
Harris County Mud 49
Purchased surface water 10,893 people served
0 violations
Lead tested: 1.64 ppb (limit: 15 ppb) ✓
Greenwood Utility District
Purchased surface water 10,527 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb) ✓
Trail Of The Lakes Mud
6 health-based Groundwater 9,471 people served
8 violations (5yr)
· 6 health-based · All resolved
Lead tested: 1 ppb (limit: 15 ppb) ✓
Hunters Glen Mud
Groundwater 9,405 people served
0 violations
Lead tested: 2.2 ppb (limit: 15 ppb) ✓
Kingsbridge Mud
All resolved Purchased surface water 8,663 people served
1 violation (5yr)
· All resolved
Northwest Harris County Mud 9
Groundwater 7,848 people served
0 violations
Lead tested: 1.3 ppb (limit: 15 ppb) ✓
Northwest Harris County Mud 12
All resolved Groundwater 7,839 people served
1 violation (5yr)
· All resolved
Lead tested: 1.39 ppb (limit: 15 ppb) ✓
Northwest Harris County Mud 10
Groundwater 7,671 people served
0 violations
Lake Forest Utility District
Groundwater 7,106 people served
0 violations
Lead tested: 12.7 ppb (limit: 15 ppb) ✓
Harris County Mud 196
1 health-based Purchased surface water 7,026 people served
3 violations (5yr)
· 1 health-based
Lead tested: 0 ppb (limit: 15 ppb) ✓
Reid Road Mud 1
Groundwater 6,969 people served
0 violations
Lead tested: 1.87 ppb (limit: 15 ppb) ✓
Harris County Mud 158
Purchased groundwater 6,798 people served
0 violations
Harris County Mud 64
Groundwater 6,726 people served
0 violations
Lead tested: 1.62 ppb (limit: 15 ppb) ✓
North Park Pud
Groundwater 6,708 people served
0 violations
Dowdell Pud
Groundwater 6,705 people served
0 violations
Lead tested: 1 ppb (limit: 15 ppb) ✓
Harris County Mud 118
Groundwater 6,678 people served
0 violations
Lead tested: 1.04 ppb (limit: 15 ppb) ✓
Harris County Mud 502
Purchased surface water 5,487 people served
0 violations
Montgomery County Mud 8
All resolved Groundwater 5,472 people served
1 violation (5yr)
· All resolved
Lead tested: 0.55 ppb (limit: 15 ppb) ✓
Fort Bend County Mud 26 Quail Green West
All resolved Groundwater 5,424 people served
1 violation (5yr)
· All resolved
Tattor Road Mud
Groundwater 5,400 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb) ✓
Fort Bend County Mud 118
Purchased surface water 5,346 people served
0 violations
Lead tested: 1.75 ppb (limit: 15 ppb) ✓
West Harris County Mud 7
Groundwater 5,289 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb) ✓
Harris County Mud 33
Groundwater 5,181 people served
0 violations
Lead tested: 0.56 ppb (limit: 15 ppb) ✓
Cinco Mud 2
Purchased groundwater 4,743 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb) ✓
Harris County Mud 185
Purchased surface water 4,617 people served
0 violations
Lead tested: 1.87 ppb (limit: 15 ppb) ✓
Montgomery County Mud 115
Purchased groundwater 4,599 people served
0 violations
Lead tested: 1.84 ppb (limit: 15 ppb) ✓
Fort Bend County Mud 152
Purchased surface water 4,575 people served
0 violations
Harris County Mud 104
Purchased surface water 4,449 people served
0 violations
Lead tested: 10.9 ppb (limit: 15 ppb) ✓
Montgomery County Mud 19
Groundwater 4,422 people served
0 violations
Lead tested: 0.6 ppb (limit: 15 ppb) ✓
Harris County Mud 172
All resolved Purchased surface water 4,404 people served
1 violation (5yr)
· All resolved
Lead tested: 0.5 ppb (limit: 15 ppb) ✓
Champions Mud
Groundwater 4,098 people served
0 violations
Harris County Mud 173
Purchased surface water 3,894 people served
0 violations
Lead tested: 1.3 ppb (limit: 15 ppb) ✓
Northwest Harris County Mud 30
Purchased surface water 3,804 people served
0 violations
Lead tested: 1.74 ppb (limit: 15 ppb) ✓
Montgomery County Mud 99
Purchased surface water 3,675 people served
0 violations
Lead tested: 1.17 ppb (limit: 15 ppb) ✓
Harris County Mud 216
Groundwater 3,627 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb) ✓
Harris County Wcid 116
All resolved Groundwater 3,627 people served
2 violations (5yr)
· All resolved
Lead tested: 0 ppb (limit: 15 ppb) ✓
Klein Pud
Groundwater 3,504 people served
0 violations
Lead tested: 2.05 ppb (limit: 15 ppb) ✓
Pine Village Pud
Purchased surface water 3,498 people served
0 violations
Lead tested: 1.21 ppb (limit: 15 ppb) ✓
Point Aquarius Mud
Groundwater 3,228 people served
0 violations
Lead tested: 0.5 ppb (limit: 15 ppb) ✓
Harris County Wcid 136
Groundwater 3,192 people served
0 violations
Cypress Creek Utility District
Purchased surface water 2,988 people served
0 violations
Lead tested: 14.5 ppb (limit: 15 ppb) ✓
Harris County Mud 202
Groundwater 2,940 people served
0 violations
Rankin Road West Mud
Purchased surface water 2,838 people served
0 violations
Lead tested: 1.42 ppb (limit: 15 ppb) ✓
Harris County Mud 155
Purchased surface water 2,829 people served
0 violations
Lead tested: 1.68 ppb (limit: 15 ppb) ✓
North Belt Utility District
All resolved Groundwater 2,775 people served
1 violation (5yr)
· All resolved
Lead tested: 0.8 ppb (limit: 15 ppb) ✓
Northwest Harris County Mud 16
Groundwater 2,742 people served
0 violations
Lead tested: 1.9 ppb (limit: 15 ppb) ✓
Harris County Mud 371
Purchased surface water 2,577 people served
0 violations
White Oak Bend Mud
Groundwater 2,520 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb) ✓
Cedar Port Navigation And Improvement Di
Purchased surface water 2,500 people served
0 violations
Lead tested: 1.3 ppb (limit: 15 ppb) ✓
Montgomery County Mud 127
Purchased groundwater 2,478 people served
0 violations
Cinco Mud 5
1 health-based Purchased groundwater 2,460 people served
2 violations (5yr)
· 1 health-based · All resolved
Spring Creek Forest Pud
Purchased surface water 2,427 people served
0 violations
Lead tested: 4.3 ppb (limit: 15 ppb) ✓
Harris County Wcid 99
Groundwater 2,343 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb) ✓
Northwest Harris County Mud 6
All resolved Purchased surface water 2,256 people served
1 violation (5yr)
· All resolved
Lead tested: 4.1 ppb (limit: 15 ppb) ✓
Lake Conroe Hills Mud
Groundwater 2,058 people served
0 violations
Memorial Hills Utility District
Groundwater 1,929 people served
0 violations
Lead tested: 0.62 ppb (limit: 15 ppb) ✓
Melrose Park Mud
Groundwater 1,800 people served
0 violations
Harris County Mud 220
Purchased surface water 1,773 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb) ✓
Fort Bend County Mud 37
Groundwater 1,662 people served
0 violations
Far Hills Utility District
All resolved Groundwater 1,596 people served
1 violation (5yr)
· All resolved
Lead tested: 1.2 ppb (limit: 15 ppb) ✓
West Harris County Mud 4
Groundwater 1,581 people served
0 violations
Lead tested: 1 ppb (limit: 15 ppb) ✓
Southwest Harris County Mud 1
3 health-based Purchased surface water 1,581 people served
7 violations (5yr)
· 3 health-based · All resolved
Lead tested: 2.51 ppb (limit: 15 ppb) ✓
Fort Bend County Mud 19
Purchased groundwater 1,497 people served
0 violations
Harris County Mud 261
All resolved Purchased surface water 1,452 people served
1 violation (5yr)
· All resolved
Lead tested: 0 ppb (limit: 15 ppb) ✓
Harris County Mud 275
Groundwater 1,428 people served
0 violations
Lead tested: 0.5 ppb (limit: 15 ppb) ✓
Memorial Point Utilities District
Groundwater 1,285 people served
0 violations
Harris County Mud 421
Purchased surface water 1,269 people served
0 violations
Harris County Wcid 113 Enchanted Village
Groundwater 1,233 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb) ✓
Harris County Mud 255
Purchased surface water 1,185 people served
10 violations (5yr)
Lead tested: 0 ppb (limit: 15 ppb) ✓
Sequoia Improvement District
Groundwater 1,038 people served
0 violations
Lead tested: 2.09 ppb (limit: 15 ppb) ✓
Lazy River Improvement District
Groundwater 672 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb) ✓
Sportsmans World Mud
9 health-based Surface water 672 people served
15 violations (5yr)
· 9 health-based
Lead tested: 1.8 ppb (limit: 15 ppb) ✓
Richey Road Mud
Groundwater 579 people served
0 violations
Harris County Fwsd 45
1 health-based Groundwater 504 people served
5 violations (5yr)
· 1 health-based
Lead tested: 1.53 ppb (limit: 15 ppb) ✓
Harris County Mud 48
Purchased groundwater 483 people served
0 violations
Lead tested: 4.7 ppb (limit: 15 ppb) ✓
Harris County Mud 182
Purchased surface water 425 people served
0 violations
Lead tested: 2.6 ppb (limit: 15 ppb) ✓
Greens Parkway Mud
Groundwater 387 people served
0 violations
Spanish Cove Pud
All resolved Groundwater 357 people served
1 violation (5yr)
· All resolved
Lead tested: 0 ppb (limit: 15 ppb) ✓
River Ranch Mud 2
Purchased groundwater 300 people served
0 violations
River Ranch Mud 3
Purchased groundwater 225 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb) ✓
Northwest Hco Pud No 3
Groundwater 147 people served
0 violations
Forest Park The Woodlands Funeral Home
1 health-based Groundwater 60 people served
3 violations (5yr)
· 1 health-based · All resolved
Lead tested: 4.6 ppb (limit: 15 ppb) ✓
Calvary Hill Funeral Home
All resolved Groundwater 50 people served
2 violations (5yr)
· All resolved
River Oaks Mobile H Community
Groundwater 33 people served
0 violations
Forest Park Southwest Funeral Home
Groundwater 25 people served
0 violations
Menorah Gardens ; Funeral Chapel
Groundwater 25 people served
0 violations
Cypress Center
Groundwater 25 people served
2 violations (5yr)
Harris County Mud 231
Purchased groundwater 25 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb) ✓
Tgs Cedar Port
Groundwater 15 people served
0 violations
Baker Hughes
Groundwater 0
0 violations
Forest Park East
Groundwater 0
0 violations
Decker Prairie Rv Park
Groundwater 0
0 violations
River Ranch Mud 1
Groundwater 0
0 violations
Contaminants Found
Lead and Copper RuleHealth-Based
Lead and copper testing requirement. Lead exposure can cause developmental harm in children.
17 violations
All resolved
TTHMHealth-Based
11 violations
All resolved
LEAD AND COPPER RULE REVISIONSHealth-Based
8 violations
Has active
Combined Radium (-226 and -228)Health-Based
3 violations
All resolved
Gross Alpha, Excl. Radon and UHealth-Based
3 violations
All resolved
Interim Enhanced Surface Water Treatment RuleHealth-Based
1 violation
All resolved
Public NoticeMonitoring
16 violations
Has active
E. COLIMonitoring
2 violations
All resolved
NitrateMonitoring
At high levels, nitrate can cause blue baby syndrome in infants.
2 violations
All resolved
Revised Total Coliform RuleMonitoring
Missed testing deadlines — not a detection of bacteria.
2 violations
All resolved
ChlorineMonitoring
Used to disinfect water — generally safe at regulated levels.
1 violation
All resolved
Consumer Confidence RuleMonitoring
Annual water quality report delivery requirement.
1 violation
All resolved
Lead & Copper Levels
Lead (Pb)
Within limit1.4 ppb measured
Action level: 15 ppb
Sampled: Jul 2025
How Does This Compare?
Houston (77019) has more violations than 94% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 74.
Fewer violations 94th 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
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
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.