Utilities / Nevada

Nevada water hardness

1 Nevada system with a hardness figure read from an official page on 2026-10-16. This is not a list of every utility in Nevada; it is the list of those whose published figure has been verified here.

Soft Soft 0–60

Moderately hard Moderate 61–120

Hard Hard 121–180

Very hard Very hard 181+

Las Vegas, NV 280 mg/L 16 gpg Very hard

mg/L as calcium carbonate. Each classification band is drawn the same width, so the axis is not linear in mg/L.

Nevada systems on the USGS classification. Each row links to that system's published figure, report year and conversion. Grains per gallon are the utility's own figure where it published one, and our conversion at 17.1 mg/L per grain where it did not.

Las Vegas, NV — Las Vegas Valley Water District 280 mg/L (16.4 gpg) Very hard Las Vegas Valley Water District 2026 Water Quality Summary. Retrieved 2026-10-16.

Other states with verified systems

All verified systems Convert a figure from your own report How to read a water quality report