Fluoride in Coachella, CA Drinking Water
Fluoride data for Coachella, California · 42,884 residents · 1 ZIP code
ZipCheckup's reading of Fluoride in Coachella, California: the highest detected level is 1.7 ppb; the EPA limit is 4.0 mg/L (MCL) / 2.0 mg/L (SMCL). Fluoride carries a moderate health-risk designation.
Recent water testing in Coachella, California has returned Fluoride readings above detection thresholds.
Data: EPA SDWIS, CCR Reports, ECHO Last verified: 2026-07-13
Fluoride in Coachella Tap Water
Fluoride has been detected in Coachella, California drinking water at a maximum level of 1.7 mg/L — below the EPA MCL of 4.0 mg/L (MCL) / 2.0 mg/L (SMCL).
This analysis covers 42,884 residents across 1 ZIP code in Coachella.
Coachella's overall water quality grade is B (71/100).
Is Fluoride in Coachella Water Safe?
Fluoride was detected in Coachella water but currently falls within EPA limits. However, some health organizations argue the EPA MCL may not be protective enough.
If you are concerned, a reverse osmosis or activated alumina filter can reduce fluoride levels further.
Fluoride Levels by ZIP Code
| ZIP Code | Fluoride Level | EPA Limit | Status |
|---|---|---|---|
| 92236 | 1.7 mg/L | 4.0 mg/L (MCL) / 2.0 mg/L (SMCL) | OK |
Average fluoride level across Coachella: 1.7 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 Coachella Water
- Reverse osmosis removes 90%+ of fluoride
- Activated alumina filters are effective for fluoride
- Bone char carbon can reduce fluoride
- Standard activated carbon filters do NOT remove fluoride
Look for filters certified under NSF 58 for fluoride removal.