Federal water monitoring extends to thousands of public water systems, and in Lebec, California, that tracking has turned up Fluoride — the detection is logged in the EPA compliance record and reflects samples collected under routine Safe Drinking Water Act reporting requirements.

Data: EPA SDWIS, CCR Reports, ECHO Last verified: 2026-05-14

Fluoride in Lebec Tap Water

Fluoride has been detected in Lebec, California drinking water at a maximum level of 2.3 ppb — below the EPA MCL of 4.0 mg/L (MCL) / 2.0 mg/L (SMCL).

This analysis covers 39,636 residents across 1 ZIP code in Lebec.

Lebec's overall water quality grade is C (58/100).

Is Fluoride in Lebec Water Safe?

If you live in an affected ZIP code, consider installing a reverse osmosis or activated alumina filter certified under NSF 58 and testing your water independently.

Fluoride Levels by ZIP Code

Average fluoride level across Lebec: 2.3 ppb

Health Effects of Fluoride

• Skeletal fluorosis at levels above 4 mg/L (bone pain, joint stiffness)
• Dental fluorosis in children at levels above 2 mg/L
• At 0.7 mg/L (water fluoridation level), helps prevent tooth decay
• Possible thyroid effects at high chronic exposure

Health risk severity: Moderate. Governed by the National Primary Drinking Water Regulations.

How Fluoride Gets Into Drinking Water

• Intentional water fluoridation (0.7 mg/L target, beneficial)
• Natural deposits in certain rock formations
• Industrial discharge (aluminum, fertilizer production)
• Naturally elevated in some groundwater (especially arid regions)

What to Do About Fluoride in Lebec Water

1. Reverse osmosis removes 90%+ of fluoride
2. Activated alumina filters are effective for fluoride
3. Bone char carbon can reduce fluoride
4. Standard activated carbon filters do NOT remove fluoride

Look for filters certified under NSF 58 for fluoride removal.

Related

• Fluoride — National Overview
• Fluoride in California
• California Water Quality
• Lebec Water Quality
• Check Your ZIP Code