- EPA's UCMR 5 testing looked for 30 contaminants here and found 1.
- PFOS (a PFAS): found in 2 of 10 samples, average 1.1 ppt, highest 6.1 ppt (EPA UCMR 5 testing, Apr 2025–Oct 2025)
- Lead, 90th percentile: 2.3 ppb at the latest result in EPA records for a monitoring period that ran on or after July 1, 2021, at or below EPA's 15 ppb action level (EPA SDWIS, monitoring period Jul 1, 2023–Dec 31, 2023). The 90th percentile is a system-wide measure from homes sampled under EPA's lead rule; it isn't a result for your home.
Public EPA test results
Can you drink Millville tap water? What EPA records show
EPA DE0000221 · serves Millville, DE · about 52,684 people (EPA SDWIS)
This report shows EPA's federal records for this water system: UCMR 5 testing, lead testing and violations. It isn't a test of the water at your tap, and it has no Water Score.
Public EPA test results
Bethany Bay Pump District (EPA DE0000221)
EPA data as of October 14, 2026. For Millville's main utility, Bethany Bay Pump District: We found no health-based violations in EPA's records for this system (DE0000221) since July 1, 2021, as of October 14, 2026. EPA's UCMR 5 testing looked for 30 contaminants here and found 1. This is public data, not a test of your tap.
What EPA records show for Bethany Bay Pump District, as of October 14, 2026
We found no health-based violations in EPA's records for this system (DE0000221) since July 1, 2021, as of October 14, 2026.
Source: EPA ECHO record for Bethany Bay Pump District (SDWIS). Data as of October 14, 2026.
Lead, 90th percentile: 2.3 ppb at the latest result in EPA records for a monitoring period that ran on or after July 1, 2021, at or below EPA's 15 ppb action level (EPA SDWIS, monitoring period Jul 1, 2023–Dec 31, 2023). The 90th percentile is a system-wide measure from homes sampled under EPA's lead rule; it isn't a result for your home.
EPA's UCMR 5 testing looked for 30 contaminants here and found 1.
Source: EPA records (SDWIS, UCMR 5). SDWIS: data as of Oct 14, 2026. EPA UCMR 5 data, samples through June 2026.
Your water bill names your utility.
Does Bethany Bay Pump District use chloramine?
We didn't find chloramine in Bethany Bay Pump District's EPA treatment records. That's not a complete list; your utility's annual water quality report says which disinfectant it uses.