Official EPA Water System Profile for League City
| Water Utility Supplier | City of League City / Gulf Coast Water Authority |
| EPA System ID (PWSID) | TX0840007 |
| Primary Water Source | Brazos River (GCWA Canal) |
| Population Served | 114,392 residents |
| EPA Compliance Status | Compliant / Active Monitoring |
Key Water Quality Factors in League City
- Coastal Hard Water (9.2 GPG)
- Chloramine Taste
- Trihalomethanes
Recommended Treatment Systems for League City
Based on League City's 9.2 GPG hardness rating and chemical profile, these treatment systems offer optimal protection:
Plumber's Choice (15-20+ Yr Lifespan)
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Fleck 5600SXT / Pentair High-Efficiency Water Softener
Hard Water Treatment • $750 - $1,150
Best For: Extremely Hard Water (> 7.0 GPG) — Industry Gold Standard
Best Upflow Efficiency
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SoftPro Elite Upflow High-Efficiency Water Softener
High-Efficiency Softener • $950 - $1,450
Best For: High Hardness Water & Maximum Salt Efficiency
Best RO Drinking System
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Waterdrop G3P800 Tankless Reverse Osmosis System
Contaminant & PFAS Removal • $799 - $999
Best For: PFAS, Lead, Heavy Metals, Nitrates & High TDS Drinking Water