Chromium-6 in Clearwater, FL Drinking Water
Chromium-6 data for Clearwater, Florida · 184,563 residents · 13 ZIP codes
If you rely on a public water system in Clearwater, Florida, Chromium-6 is a contaminant your utility has been required to test for — and EPA records show it has been detected at measurable levels, making it worth understanding as part of your tap water's detection record.
Data: EPA SDWIS, CCR Reports, ECHO Last verified: 2026-04-05
Chromium-6 in Clearwater Tap Water
Chromium-6 has been detected in Clearwater, Florida drinking water at a maximum level of 3.8 ppb — below the EPA MCL of 100 ppb (total chromium MCL).
This analysis covers 184,563 residents across 13 ZIP codes in Clearwater.
Clearwater's overall water quality grade is B (79/100).
Is Chromium-6 in Clearwater Water Safe?
If you live in an affected ZIP code, consider installing a reverse osmosis or strong-base anion exchange filter certified under NSF 58 and testing your water independently.
Chromium-6 Levels by ZIP Code
| ZIP Code | Chromium-6 Level | EPA Limit | Status |
|---|---|---|---|
| 33755 | 3.8 ppb | 100 ppb (total chromium MCL) | OK |
| 33756 | 3.8 ppb | 100 ppb (total chromium MCL) | OK |
| 33757 | 3.8 ppb | 100 ppb (total chromium MCL) | OK |
| 33758 | 3.8 ppb | 100 ppb (total chromium MCL) | OK |
| 33759 | 3.8 ppb | 100 ppb (total chromium MCL) | OK |
| 33760 | 3.8 ppb | 100 ppb (total chromium MCL) | OK |
| 33761 | 3.8 ppb | 100 ppb (total chromium MCL) | OK |
| 33762 | 3.8 ppb | 100 ppb (total chromium MCL) | OK |
| 33763 | 3.8 ppb | 100 ppb (total chromium MCL) | OK |
| 33764 | 3.8 ppb | 100 ppb (total chromium MCL) | OK |
| 33765 | 3.8 ppb | 100 ppb (total chromium MCL) | OK |
| 33766 | 3.8 ppb | 100 ppb (total chromium MCL) | OK |
| 33769 | 3.8 ppb | 100 ppb (total chromium MCL) | OK |
Average chromium-6 level across Clearwater: 3.8 ppb
Health Effects of Chromium-6
- Stomach and intestinal cancer (likely carcinogen via ingestion)
- Known carcinogen when inhaled
- Liver and kidney damage
- Reproductive and developmental harm
Health risk severity: High. Governed by the National Primary Drinking Water Regulations.
How Chromium-6 Gets Into Drinking Water
- Industrial discharge from steel and pulp mills
- Natural erosion of chromium deposits
- Coal ash disposal sites
- Cooling tower discharge
What to Do About Chromium-6 in Clearwater Water
- Reverse osmosis systems are most effective
- Strong-base anion exchange can reduce chromium-6
- Standard carbon filters are NOT effective for chromium-6
- Look for NSF 58 certification
Look for filters certified under NSF 58 for chromium-6 removal.