What EPA records show for Del-Co Water Company, Inc.
EPA system ID OH2101412 · serves Delaware County, OH · about 150,000 people (EPA records)
Here's what EPA has on file for this water system: its testing for newer contaminants like PFAS (UCMR 5), lead testing and violations. It's not a test of your tap, and there's no Water Score here.
Public EPA test results
Del-Co Water Company, Inc. (EPA OH2101412)
What EPA records show for Del-Co Water Company, Inc., as of October 14, 2026
We found no health-standard violations in EPA's records for this system (OH2101412) since July 1, 2021, as of October 14, 2026.
Lead: 9 in 10 homes tested came in at or below 0.82 ppb, at or below EPA's 15 ppb action level (latest EPA result for a testing period that ran on or after July 1, 2021: Jan 1, 2022–Dec 31, 2024). This is one number for the whole water system, from homes the utility tested. It isn't a result for your home.
EPA's UCMR 5 testing looked for 30 contaminants here and found 6.
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 Del-Co Water Company, Inc. use chloramine?
We didn't find chloramine in Del-Co Water Company, Inc.'s EPA treatment records. That's not a complete list; your utility's annual water quality report says which disinfectant it uses.
Reported results in EPA records (data as of Oct 14–15, 2026)
EPA's UCMR 5 testing looked for 30 contaminants here and found 6.
Lithium: found in 2 of 10 samples, average 2.52 µg/L, highest 12.9 µg/L (EPA UCMR 5 testing, Jul 2023–Apr 2024)
PFBA (a PFAS): found in 4 of 10 samples, average 3.7 ppt, highest 10.7 ppt (EPA UCMR 5 testing, Jul 2023–Apr 2024)
PFHxA (a PFAS): found in 4 of 10 samples, average 2.9 ppt, highest 8.7 ppt (EPA UCMR 5 testing, Jul 2023–Apr 2024)
PFPeA (a PFAS): found in 4 of 10 samples, average 2.3 ppt, highest 6.3 ppt (EPA UCMR 5 testing, Jul 2023–Apr 2024)
PFBS (a PFAS): found in 4 of 10 samples, average 1.5 ppt, highest 4.3 ppt (EPA UCMR 5 testing, Jul 2023–Apr 2024)
PFOA (a PFAS): found in 1 of 10 samples, average 0.40 ppt, highest 4.2 ppt (EPA UCMR 5 testing, Jul 2023–Apr 2024)
Lead: 9 in 10 homes tested came in at or below 0.82 ppb, at or below EPA's 15 ppb action level (latest EPA result for a testing period that ran on or after July 1, 2021: Jan 1, 2022–Dec 31, 2024). This is one number for the whole water system, from homes the utility tested. It isn't a result for your home.
Source: EPA SDWIS (ECHO SDWA bulk download), data as of Oct 14, 2026
Source: EPA UCMR 5 occurrence data, data as of Oct 15, 2026
These are EPA's public records for this water system, shown as of October 14, 2026. If you represent this utility, or think a record here is wrong, tell us: Report an error. If the error is in EPA's own records, your state drinking water program can correct it there, and this page updates at our next data refresh.
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