Delaware · population 1,933
Lead pipes in Delaware, DE
17 lead or galvanized lines to replace
Most of Delaware (population 1,933) gets its water from Delaware City Water Department (Awc). That system reported 15 lead and 2 galvanized-requiring-replacement service lines out of 1,563, with 180 more of unknown material.
1.1% of Delaware City Water Department (Awc)'s service lines are lead or galvanized requiring replacement, lower than the Delaware average (1.9%) and lower than the national average (3.1%).
- Lead 1.0%
- Galvanized (replace) 0.1%
- Unknown 12%
- Non-lead 87%
Latest lead test for Delaware City Water Department (Awc) (Jan 2023–Dec 2025): 1 ppb at the 90th percentile, against a 15 ppb federal action level. Full test history.
Compliance record: EPA lists no Lead and Copper Rule violations since 2015 for Delaware City Water Department (Awc).
Water systems serving Delaware
| Water system | Lead | Galv. | Unknown | % lead |
|---|---|---|---|---|
| Delaware City Water Department (Awc)Main system | 15 | 2 | 180 | 1.1% |
Matched from EPA water system service area boundaries and the cities each system reports serving. Edges of the city may be served by a neighboring system; your water bill names your utility.
Check your address in Delaware
The counts above cover the whole water system. To see whether your line is lead, look up your address on Delaware City Water Department (Awc)'s official inventory. Utilities had to make these public by October 16, 2024.
No map yet? Do the 2-minute scratch and magnet test.
Protect your drinking water
If your line is lead, galvanized or unknown, use a filter certified to NSF/ANSI 53 for lead for drinking, cooking and baby formula, and use only cold water.
Choosing a lead-certified filter · Testing your water · Replacement cost
Nearby cities
- New Castle19 lead + galv. lines
- Middletown35 lead + galv. lines
- Newark1 lead + galv. lines
- Elsmere522 lead + galv. lines
- Wilmington2,377 lead + galv. lines
- Townsend522 lead + galv. lines
- Bellefonte78 lead + galv. lines
- Smyrna9 lead + galv. lines
Check another water system
Questions
Does Delaware, DE have lead pipes?
Yes. Delaware City Water Department (Awc), which serves Delaware, reported 15 lead and 2 galvanized-requiring-replacement service lines, plus 180 of unknown material.
Who supplies water to Delaware?
EPA's service area maps place most of Delaware in Delaware City Water Department (Awc)'s service area (PWSID DE0000566).
How do I check whether my Delaware home has a lead service line?
Search your address on Delaware City Water Department (Awc)'s service line inventory map. You can also scratch the pipe where water enters your home: lead is soft, dull gray, scratches to shiny silver and doesn't attract a magnet.
When will lead pipes in Delaware be replaced?
EPA's Lead and Copper Rule Improvements require most systems to replace lead and galvanized-requiring-replacement lines by December 31, 2037. Ask Delaware City Water Department (Awc) whether your street is scheduled and whether it covers the private side.