Carey Estates, Llc, DE
Above the new 10 ppb level coming in 2027
Latest 90th-percentile lead: 11.4 ppb (monitoring period 2026-2026). The federal action level is 15 ppb today and drops to 10 ppb in Nov 2027; EPA's health goal is 0. Under the current 15 ppb rule this is not an exceedance, but it is above the 10 ppb action level that takes over in Nov 2027. Test your own tap; filter if your result shows lead.
About Carey Estates, Llc
Carey Estates, Llc serves about 312 people through 103 service connections, which makes it a very small system under EPA's size classes. It is privately owned and draws groundwater, in Sussex County, Delaware. EPA system ID: DE0000521; phone on file: 302-226-8334. Call that number and ask whether your address has a lead, galvanized or unknown service line.
Every lead result on file
Against the period ending 2025 (11.5 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for Carey Estates, Llc is 16.9 ppb across 6 monitoring periods, 1 of them over the 15 ppb action level.
| Period ending | 90th-percentile lead |
|---|---|
| 2026 | 11.4 ppb over 10 |
| 2025 | 11.5 ppb over 10 |
| 2024 | 11.5 ppb over 10 |
| 2024 | 14.3 ppb over 10 |
| 2024 | 14.3 ppb over 10 |
| 2023 | 16.9 ppb over 15 |
How Carey Estates, Llc compares
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. Carey Estates, Llc's 11.4 ppb sits at the 97th percentile in Delaware and the 98th nationally (higher means more lead).
Other water systems in Sussex County
96 other systems share Sussex County; 2 of them have a higher latest lead result than Carey Estates, Llc. 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 |
Next steps for Rehoboth Beach, DE
Test your own tap with a certified lab first-draw sample; Rehoboth Beach, DE may offer free or low-cost kits through the utility. If your own line is lead, replacing the private side runs about $1,200-$12,300 (EPA average about $4,700). Ask Carey Estates, Llc 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. The lead result guide covers how utilities pick the homes they sample. See what changes at 10 ppb in 2027.