Exceeds EPA Limit Chromium-6 EXCEEDS EPA LIMIT

Chromium-6 in Smithfield, VA Drinking Water

Chromium-6 data for Smithfield, Virginia · 8,791 residents · 2 ZIP codes

Over the past reporting period, water systems in Smithfield, Virginia have recorded Chromium-6 at detectable concentrations in EPA compliance samples.

100 ppb (total chromium MCL)
EPA MCL
30
EPA Violations
High
Health Risk
Reverse Osmosis or Strong-Base Anion Exchange
Best Filter Method

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

Chromium-6 in Smithfield Tap Water

Smithfield, Virginia has 30 EPA violations related to chromium-6 in drinking water.

This analysis covers 8,791 residents across 2 ZIP codes in Smithfield.

Smithfield's overall water quality grade is A (88/100).

Is Chromium-6 in Smithfield Water Safe?

Chromium-6 levels in parts of Smithfield exceed the EPA MCL of 100 ppb (total chromium MCL). The EPA requires water systems to take corrective action when this limit is exceeded.

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.

EPA Violations for Chromium-6 in Smithfield

Date Violation Type Status ZIP Code
2025-07-01 Chromium-6 (Known) Known 23430
2025-07-01 Chromium-6 (Known) Known 23430
2025-07-01 Chromium-6 (Known) Known 23431
2025-07-01 Chromium-6 (Known) Known 23431
2025-04-01 Chromium-6 (Known) Known 23430
2025-04-01 Chromium-6 (Known) Known 23430
2025-04-01 Chromium-6 (Known) Known 23431
2025-04-01 Chromium-6 (Known) Known 23431
2025-01-01 Chromium-6 (Known) Known 23430
2025-01-01 Chromium-6 (Known) Known 23430
2025-01-01 Chromium-6 (Known) Known 23431
2025-01-01 Chromium-6 (Known) Known 23431
2024-10-01 Chromium-6 (Known) Known 23430
2024-10-01 Chromium-6 (Known) Known 23431
2024-07-01 Chromium-6 (Known) Known 23430
2024-07-01 Chromium-6 (Known) Known 23431
2024-04-01 Chromium-6 (Known) Known 23430
2024-04-01 Chromium-6 (Known) Known 23431
2024-01-01 Chromium-6 (Known) Known 23430
2024-01-01 Chromium-6 (Resolved) Resolved 23430
... 10 more violations

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 Smithfield Water

  1. Reverse osmosis systems are most effective
  2. Strong-base anion exchange can reduce chromium-6
  3. Standard carbon filters are NOT effective for chromium-6
  4. Look for NSF 58 certification

Look for filters certified under NSF 58 for chromium-6 removal.

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