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Joshua Tree · San Bernardino County · tap water report

Joshua Tree tap water quality report.

Joshua Tree tap water: lead 0.0096 mg/L, 2 health-based EPA violations on record. Plain-English report and a free home water test.

Measured EPA results for Joshua Basin Water District

  • Lead (90th percentile): 0.0096 mg/L, the 2023 to 2025 monitoring period (federal action level 0.015 mg/L)

4 measured results on file across every sampling period the EPA publishes.

EPA compliance record

Joshua Basin Water District (PWSID CA3610025) has 2 violations in the EPA Safe Drinking Water Information System, all of them health-based, the most recent beginning Sep 2003.

Common questions about Joshua Tree tap water

Is Joshua Tree tap water safe to drink?

Joshua Basin Water District has no health-based EPA violations in the last three years, and 2 older ones on record. Its measured lead results are listed on this page. What your own plumbing adds is a separate question, which is what the free in-home test answers.

Does Joshua Tree water have lead in it?

Joshua Basin Water District's most recent Lead and Copper Rule result, from the 2023 to 2025 monitoring period, measured 0.0096 mg/L of lead at the 90th percentile of tested homes. The federal action level is 0.015 mg/L, so the system result sits under it. Lead usually enters water from a home's own pipes and fixtures, so a single house can differ from the system figure.

Has Joshua Basin Water District had EPA violations?

The EPA record lists 2 violations for this system, all of them health-based, the most recent beginning Sep 2003.

Where does Joshua Tree's water come from?

Joshua Basin Water District serves about 6,489 people in San Bernardino County and relies mainly on ground water. It is public water system CA3610025.

How do I find out what is in the water inside my home?

Text 949-414-9944 for a free water test. A local FilteredWTR tech screens the water at your own faucet for hardness, chlorine and sediment and explains each reading while you watch. The visit is free, and afterward the decision stays yours.

Free local water test

See your own water in person before spending money on treatment.

A local FilteredWTR tech screens the water at your faucet for hardness, chlorine and sediment and explains each reading while you watch. The visit is free, and afterward the decision stays yours.

Text 949-414-9944 for a free water test

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