Chromium-6 in Saint Petersburg, FL Drinking Water
Chromium-6 data for Saint Petersburg, Florida · 357,666 residents · 31 ZIP codes
Because Chromium-6 is associated with health effects at sustained elevated exposures, residents in Saint Petersburg, Florida may find it useful that local water systems have returned detectable concentrations — facts that bear on long-term household water decisions.
Data: EPA SDWIS, CCR Reports, ECHO Last verified: 2026-04-05
Chromium-6 in Saint Petersburg Tap Water
Chromium-6 has been detected in Saint Petersburg, Florida drinking water at a maximum level of 3.8 ppb — below the EPA MCL of 100 ppb (total chromium MCL).
This analysis covers 357,666 residents across 31 ZIP codes in Saint Petersburg.
Saint Petersburg's overall water quality grade is D (50/100).
Is Chromium-6 in Saint Petersburg 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 |
|---|---|---|---|
| 33702 | 3.8 ppb | 100 ppb (total chromium MCL) | OK |
| 33706 | 3.8 ppb | 100 ppb (total chromium MCL) | OK |
| 33708 | 3.8 ppb | 100 ppb (total chromium MCL) | OK |
| 33716 | 3.8 ppb | 100 ppb (total chromium MCL) | OK |
| 33729 | 3.8 ppb | 100 ppb (total chromium MCL) | OK |
| 33731 | 3.8 ppb | 100 ppb (total chromium MCL) | OK |
| 33732 | 3.8 ppb | 100 ppb (total chromium MCL) | OK |
| 33734 | 3.8 ppb | 100 ppb (total chromium MCL) | OK |
| 33736 | 3.8 ppb | 100 ppb (total chromium MCL) | OK |
| 33737 | 3.8 ppb | 100 ppb (total chromium MCL) | OK |
| 33738 | 3.8 ppb | 100 ppb (total chromium MCL) | OK |
| 33740 | 3.8 ppb | 100 ppb (total chromium MCL) | OK |
| 33741 | 3.8 ppb | 100 ppb (total chromium MCL) | OK |
| 33742 | 3.8 ppb | 100 ppb (total chromium MCL) | OK |
| 33743 | 3.8 ppb | 100 ppb (total chromium MCL) | OK |
| 33747 | 3.8 ppb | 100 ppb (total chromium MCL) | OK |
| 33784 | 3.8 ppb | 100 ppb (total chromium MCL) | OK |
Average chromium-6 level across Saint Petersburg: 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 Saint Petersburg 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.