C55/100
Pahrump Tap Water Quality: Is It Safe to Drink? (2026 Report)
Serving 17,678 residents · Nevada
What's In Pahrump's Tap Water?
32
Contaminants Tested
1
Exceed EPA Limits
0
Above EPA Goals
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Copper (90th percentile) | 26.40 mg/L | 1.30 mg/L | Over Limit |
EPA Violation History
1
Violation (last 5yr)
0
Unresolved
0
Health-Related
TIER 3Resolved
Exceeded the MCL for disinfection byproducts
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: January 1, 2023 – September 28, 2023Enforcement: Resolving — corrective action underway
Understanding violation severity
Tier 1Urgent health risk. Utility must notify all customers within 24 hours.Tier 2Important health or treatment issue. Customers notified within 30 days.Tier 3Administrative or monitoring issue. Reported in the annual water quality report.
Source: EPA Safe Drinking Water Information System (SDWIS) · Updated quarterly
Water Utility Details
GREAT BASIN WATER COMPANY
Population Served
11,322
Water Source
Groundwater
System ID
NV0000270
DESERT UTILITIES
Population Served
1,086
Water Source
Groundwater
System ID
NV0000300
MOUNTAIN FALLS WATER SYSTEM GBWC
Population Served
4,198
Water Source
Groundwater
System ID
NV0000920
COUNTRY VIEW ESTATES GBWC
Population Served
1,072
Water Source
Groundwater
System ID
NV0005032
Frequently Asked Questions About Pahrump Water
Is Pahrump tap water safe to drink?
Pahrump, Nevada tap water receives a grade of C (55/100), which is considered fair. 1 contaminant(s) exceed EPA maximum contaminant levels and 141 violation(s) are on record. Residents should consider using an NSF-certified water filter to reduce contaminant exposure.
What contaminants are in Pahrump's water?
Of the 32 contaminants tested in Pahrump's water supply, the most notable include Copper (90th percentile), Lead (90th percentile). 1 contaminant(s) exceed EPA legal limits (MCLs). 2 contaminant(s) exceed EPA health goals (MCLGs), which are non-enforceable targets set at levels with no known health risk.
Does Pahrump have any water quality violations?
Yes, Pahrump has 141 EPA violation(s) on record, with the most recent in 2023. Violation types include MR, MCL, Other. 7 of these are health-based violations, which are the most serious category.
Do I need a water filter in Pahrump?
Based on EPA data, using a water filter in Pahrump is recommended. 1 contaminant(s) exceed legal limits. An NSF-certified filter — such as a reverse osmosis or activated carbon system — can effectively reduce many common contaminants. Choose a filter certified to remove the specific contaminants found in your area.
Where does Pahrump's tap water come from?
Pahrump's drinking water is sourced from groundwater and supplied by GREAT BASIN WATER COMPANY and 3 other water system(s). The system serves approximately 17,678 people. Groundwater is pumped from underground aquifers, which often provides natural filtration.
How often is Pahrump's water tested?
Under the Safe Drinking Water Act (SDWA), water utilities are required to regularly test for over 90 contaminants. Testing frequency varies by contaminant — some are tested monthly, others quarterly or annually. Pahrump's water systems must report results to the EPA and publish an annual Consumer Confidence Report (CCR). The data on this page reflects the latest available EPA testing data.
How does Pahrump's water compare to other cities in Nevada?
Pahrump's water quality score of 55/100 earns a grade of C, which is considered fair. This is a below-average score that indicates room for improvement. Visit our Nevada state page to see how all cities in the state compare.
What should I do if I'm concerned about Pahrump's water quality?
If you have concerns about Pahrump's tap water, consider these steps: (1) Request your utility's annual Consumer Confidence Report for detailed local data. (2) Get your water independently tested through a state-certified laboratory. (3) Consider an NSF-certified water filter rated for the contaminants found in your area. (4) Contact your water utility (GREAT BASIN WATER COMPANY) with specific questions. (5) Report water quality issues to your state drinking water program or the EPA Safe Drinking Water Hotline at 800-426-4791.