Texas

799,017,990,279,903 · Rio Grande and Hueco Bolson aquifer

El Paso, TX

Moderate Risk Updated March 2026 678,815 residents
75
Purity Score

Contaminant Levels

PFAS
ND
Lead
2.2 ppb
Nitrate
1.2 mg/L
Arsenic
1.8 mg/L
Fluoride
0.7 mg/L
Copper
0.25 mg/L
Hardness
11.4 gpg

Values shown in respective units

Health Insights

  • 1
    Hard water (11.4 gpg) can cause scale buildup in pipes and appliances but is generally safe to drink.
  • 2
    Chlorine levels are within EPA limits but may affect taste and smell.

Current Score

75 / 100
Good
"Good" threshold (70)

El Paso tap water is sourced from Rio Grande and Hueco Bolson aquifer and treated by El Paso Water Utilities. Water hardness is very hard at 11.4 GPG which may cause scale buildup. TDS is 460 ppm which is above the EPA secondary guideline of 500 ppm. Overall purity score: 75/100 (Good). Updated for 2026.

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Frequently Asked Questions

Is El Paso TX tap water safe to drink in 2026?
El Paso tap water meets EPA federal drinking water standards and scores 75/100 (Good) on PurityMap for 2026. For most healthy adults the water is considered safe but point-of-use filtration adds an important layer of protection.
Does El Paso TX use chlorine or chloramine for disinfection?
El Paso uses chloramine as the primary disinfectant with a residual level of 1.5 ppm. Chloramine is harder to remove than free chlorine and requires a catalytic carbon or reverse osmosis filter. Standard Brita-style pitchers will NOT remove chloramine.
How hard is El Paso TX water and what is the TDS level?
El Paso water hardness is 11.4 grains per gallon (very hard) with a TDS of 460 ppm (poor). This level causes noticeable scale buildup in water heaters kettles and dishwashers. A water softener is recommended to protect plumbing and reduce soap usage.
Has PFAS been found in El Paso TX drinking water?
Based on available EPA UCMR5 monitoring data as of 2026 PFAS have not been detected above EPA advisory levels in El Paso drinking water.

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Data Sources & Methodology

  • EPA Safe Drinking Water Information System (SDWIS)
  • EWG Tap Water Database
  • El Paso Water Utilities Consumer Confidence Report (CCR)
  • USGS regional water monitoring data

PurityMap compiles publicly available data and does not perform independent testing.

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