Is Nevada Tap Water Safe to Drink?

Water quality data for 11 cities across Nevada. Find your city below.

Water quality in Nevada varies significantly from city to city. Across 11 cities we track, hardness ranges from 75 PPM in Carson City to 290 PPM in Las Vegas, with a statewide average of 231 PPM. 8 of 11 cities have hard water above 120 PPM where a water softener provides measurable benefits.

2 Nevada cities have forever chemicals (PFAS) above the EPA's 2024 limit of 4 parts per trillion: Reno (48.89 ppt), Sparks (48.89 ppt). A reverse osmosis system or NSF P473-certified filter can reduce PFAS to safe levels.

11
Cities
231
Avg Hardness (PPM)
290
Hardest City (PPM)

Complete Nevada Guide

Statewide water quality overview, costs, and treatment recommendations.

Well Water in Nevada

Testing, treatment, and common issues for private wells.

Hardest Water Rankings

Nevada cities ranked by water hardness level.

City Treatment Guides

Sized recommendations based on each city's specific water data.

Las Vegas

290 PPM 🧂 Best Softener

Paradise

290 PPM 🧂 Best Softener

Henderson South

290 PPM 🧂 Best Softener

Spring Valley

288 PPM 🧂 Best Softener

Sunrise Manor

287 PPM 🧂 Best Softener

North Las Vegas

286 PPM 🧂 Best Softener

Enterprise

285 PPM 🧂 Best Softener

Henderson

281 PPM 🧂 Best Softener

Reno

92 PPM · 48.89 ppt PFAS 🔬 Best Filter

Sparks

78 PPM · 48.89 ppt PFAS 🔬 Best Filter

City Comparisons

Las Vegas vs Carson City

Side-by-side water quality comparison.

Las Vegas vs Paradise

Side-by-side water quality comparison.

Paradise vs Henderson South

Side-by-side water quality comparison.

More for Nevada

Moving to Las VegasMoving to ParadiseMoving to Spring ValleySoftener Cost in Las VegasSoftener Cost in ParadiseSoftener Cost in Spring Valley

Nevada Cities by Water Hardness

CityHardness (PPM)LevelPFAS (ppt)Source
Las Vegas 290 Extremely Hard 9.25 Lake Mead (Colorado River)
Paradise 290 Extremely Hard 9.25 Colorado River via Lake Mead
Henderson South 290 Extremely Hard 0 Colorado River via Lake Mead
Spring Valley 288 Extremely Hard 9.25 Colorado River via Lake Mead
Sunrise Manor 287 Extremely Hard 9.25 Colorado River via Lake Mead
North Las Vegas 286 Extremely Hard 0 Lake Mead
Enterprise 285 Extremely Hard 9.25 Colorado River via Lake Mead
Henderson 281 Extremely Hard 0 Lake Mead
Reno 92 Moderately Hard 48.89 Truckee River, groundwater
Sparks 78 Moderately Hard 48.89 Truckee River, groundwater
Carson City 75 Moderately Hard 0 Kings Canyon & local wells

Frequently Asked Questions About Nevada Water

Is Nevada tap water safe to drink?
Nevada tap water meets EPA legal standards in most cities. 2 cities have PFAS levels above the EPA health advisory of 4 ppt. The statewide average hardness of 231 PPM means most homes deal with hard water effects like scale buildup, though hardness is not a health concern. Check your specific city above for detailed data.
Do I need a water softener in Nevada?
Most Nevada cities would benefit from a water softener. The state average is 231 PPM, and 73% of cities exceed 120 PPM where softener benefits become measurable. A salt-based softener reduces scale damage, energy waste, and product use.
Which Nevada city has the hardest water?
Las Vegas has the hardest water in Nevada at 290 PPM (17 GPG). Paradise is second at 290 PPM. See the full ranking.
What contaminants are in Nevada water?
The most common concerns across Nevada are hard water minerals (calcium and magnesium), and PFAS (forever chemicals) detected in 2 cities. Each city has different levels - check your city above for specific contaminant data.
How much does a water softener cost in Nevada?
A whole-house water softener for a typical Nevada home costs $800-$2,500 installed, depending on capacity and brand. At 231 PPM average hardness, most homes need a 32,000-48,000 grain system. Full cost breakdown.

Check Your Water

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Guides

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Common Issues

Hard Water PFAS Lead Chlorine