Selbyville Water Department, DE
Lead reported as not detected
Latest 90th-percentile lead: reported as 0 (not detected) (monitoring period 2022-2024). The federal action level is 15 ppb today and drops to 10 ppb in Nov 2027; EPA's health goal is 0. The latest 90th-percentile result was reported as 0 (not detected at the lab's limit). That says the sampled homes were low, not that your home has no lead service line. Check your utility's service line inventory for your address.
About Selbyville Water Department
Selbyville Water Department serves about 3,502 people through 2,321 service connections, which makes it a medium-sized system under EPA's size classes. It is owned by a local government (city, town, county or district) and draws groundwater, in Sussex County, Delaware. EPA system ID: DE0000654; phone on file: 302-436-8314. Call that number and ask whether your address has a lead, galvanized or unknown service line.
Lead results over time
Against the period ending 2021 (1 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for Selbyville Water Department is 2.5 ppb across 5 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2024 | 0 (not detected) |
| 2021 | 1 ppb |
| 2021 | 0.63 ppb |
| 2020 | 2.5 ppb |
| 2017 | 2.2 ppb |
Where this result ranks
Of the 196 Delaware systems with a lead result, the median latest reading is 0.31 ppb; 1 are over 15 ppb right now and 14 have gone over at some point. Selbyville Water Department's reported as 0 (not detected) sits at the 40th percentile in Delaware and the 33rd nationally (higher means more lead). Systems reporting 0 tie at the bottom, so the rank mostly reflects size among them.
Nearby utilities
96 other systems share Sussex County; 58 of them have a higher latest lead result than Selbyville Water Department. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Rehoboth Pump District (Tui) | 81,417 | 0.71 ppb |
| Bethany Bay Pump District | 52,684 | 2.3 ppb |
| Dewey Beach Water Department | 31,000 | 0 (not detected) |
| Rehoboth Beach Water Department | 25,000 | 0 (not detected) |
| Artesian Southern Sussex Regional | 20,145 | 2 ppb |
| Sussex Shores Water Company | 12,450 | 6.9 ppb |
| Bethany Beach Water Department | 12,000 | 4.9 ppb |
| Long Neck Water Company | 11,000 | 1.1 ppb |
| Lewes Board Of Public Works | 9,627 | 21.6 ppb |
| Millsboro Water Department | 8,568 | 5.2 ppb |
Your move
Look up your address in Selbyville Water Department's service line inventory. If it says lead, galvanized or unknown, test your tap. If your own line is lead, replacing the private side runs about $1,200-$12,300 (EPA average about $4,700). Ask Selbyville Water Department whether it covers that cost before hiring anyone - many utilities now do.
These figures describe homes the utility sampled, not your tap. Only your service line record or a test of your own water answers the question for your house. What a 90th-percentile result does and does not tell you: how to read a lead result. Small systems behave differently: why small systems go over more often.