Chromium-6 in Sacramento, CA Drinking Water
Chromium-6 data for Sacramento, California · 1,005,113 residents · 102 ZIP codes
Chromium-6 is regulated under the Safe Drinking Water Act because of its potential health effects at elevated concentrations; for residents of Sacramento, California, the relevant fact is that it has shown up in recent EPA compliance samples — point-of-use filtration is one option residents research, alongside reviewing the utility's published treatment data.
Data: EPA SDWIS, CCR Reports, ECHO Last verified: 2026-05-14
Chromium-6 in Sacramento Tap Water
Chromium-6 has been detected in Sacramento, California drinking water at a maximum level of 7.6 ppb — below the EPA MCL of 100 ppb (total chromium MCL).
This analysis covers 1,005,113 residents across 102 ZIP codes in Sacramento.
Sacramento's overall water quality grade is C (66/100).
Is Chromium-6 in Sacramento Water Safe?
Chromium-6 was detected in Sacramento 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 strong-base anion exchange filter can reduce chromium-6 levels further.
Chromium-6 Levels by ZIP Code
| ZIP Code | Chromium-6 Level | EPA Limit | Status |
|---|---|---|---|
| 94203 | 7.6 μg/L | 100 ppb (total chromium MCL) | OK |
| 94204 | 7.6 μg/L | 100 ppb (total chromium MCL) | OK |
| 94205 | 7.6 μg/L | 100 ppb (total chromium MCL) | OK |
| 94206 | 7.6 μg/L | 100 ppb (total chromium MCL) | OK |
| 94207 | 7.6 μg/L | 100 ppb (total chromium MCL) | OK |
| 94208 | 7.6 μg/L | 100 ppb (total chromium MCL) | OK |
| 94209 | 7.6 μg/L | 100 ppb (total chromium MCL) | OK |
| 94211 | 7.6 μg/L | 100 ppb (total chromium MCL) | OK |
| 94229 | 7.6 μg/L | 100 ppb (total chromium MCL) | OK |
| 94230 | 7.6 μg/L | 100 ppb (total chromium MCL) | OK |
| 94232 | 7.6 μg/L | 100 ppb (total chromium MCL) | OK |
| 94234 | 7.6 μg/L | 100 ppb (total chromium MCL) | OK |
| 94235 | 7.6 μg/L | 100 ppb (total chromium MCL) | OK |
| 94236 | 7.6 μg/L | 100 ppb (total chromium MCL) | OK |
| 94237 | 7.6 μg/L | 100 ppb (total chromium MCL) | OK |
| 94239 | 7.6 μg/L | 100 ppb (total chromium MCL) | OK |
| 94240 | 7.6 μg/L | 100 ppb (total chromium MCL) | OK |
| 94244 | 7.6 μg/L | 100 ppb (total chromium MCL) | OK |
| 94245 | 7.6 μg/L | 100 ppb (total chromium MCL) | OK |
| 94246 | 7.6 μg/L | 100 ppb (total chromium MCL) | OK |
| 94247 | 7.6 μg/L | 100 ppb (total chromium MCL) | OK |
| 94248 | 7.6 μg/L | 100 ppb (total chromium MCL) | OK |
| 94249 | 7.6 μg/L | 100 ppb (total chromium MCL) | OK |
| 94250 | 7.6 μg/L | 100 ppb (total chromium MCL) | OK |
| 94252 | 7.6 μg/L | 100 ppb (total chromium MCL) | OK |
| ...75 more ZIP codes |
Average chromium-6 level across Sacramento: 7.6 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 Sacramento 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.