EPA SDWIS DataNevada

Copper in Nevada Drinking Water

Nevada has 1,566 public water systems. 55 have recorded copper violations.

Total Systems

1,566

With Violations

55

EPA MCL

1.3

Population Served

3.5M

Copper in Nevada: Key Facts

Total Water Systems

1,566

Systems with Violations

55

Lead Violations

10

Copper Violations

55

EPA Standard

1.3 mg/L

MCLG (goal): 1.3 mg/L

Systems with Copper Violations in Nevada

SystemPopulationViolations
NORTH LAS VEGAS UTILITIES377K1
HENDERSON CITY OF337K5
NELLIS AIR FORCE BASE19K42
MGM GRAND HOTEL AND CASINO16K0
GREAT BASIN WATER COMPANY11K31
FLAMINGO LAS VEGAS HOTEL AND CASINO9K33
BIG BEND WATER DISTRICT9K18
EXCALIBUR RESORT AND CASINO9K8

Health Effects of Copper Exposure

Gastrointestinal distress

Nausea, vomiting, and diarrhea at high levels

Liver and kidney damage

Chronic high exposure can damage organs

Wilson's disease risk

Those with Wilson's disease are especially sensitive

Short-term: gastrointestinal distress. Long-term: liver or kidney damage. People with Wilson's disease are more sensitive.

Frequently Asked Questions

Is there copper in Nevada water?

Nevada has 1,566 public water systems. 55 have recorded copper violations based on EPA SDWIS data. If you are on a private well, your water is not covered by these regulations and should be tested independently.

How can I check my Nevada water for copper?

Search for your water system using the WaterCheck system lookup, or contact your utility and request a copy of your Consumer Confidence Report (CCR). The CCR is published annually and lists all detected contaminants, their levels, and the EPA MCLs. For private wells, contact a state-certified lab for independent testing.

What is the EPA limit for copper?

The EPA Maximum Contaminant Level (MCL) for copper is 1.3 mg/L. Systems that exceed MCLs are required to notify customers and take corrective action.

Copper at a Glance

Categoryheavy metal
EPA MCL1.3 mg/L

Source

Corrosion of household plumbing; erosion of natural deposits; leaching from wood preservatives

How to Filter Copper

  • +Run cold water 30 seconds to 2 minutes before use
  • +NSF/ANSI 53 certified filters can reduce copper
  • +Avoid letting water sit in copper pipes overnight