Seamount Estates Community, WA
Lead detected, under the action levels
Latest 90th-percentile lead: 1.6 ppb (monitoring period 2023-2025). The federal action level is 15 ppb today and drops to 10 ppb in Nov 2027; EPA's health goal is 0. Lead was measured in sampled homes but the 90th percentile is under both action levels. EPA's health goal for lead is zero, so test your own tap if your home was built before 1986 or anyone in it is pregnant or a young child.
Seamount Estates Community at a glance
Seamount Estates Community serves about 92 people through 130 service connections, which makes it a very small system under EPA's size classes. It is privately owned and draws groundwater, in Jefferson County, Washington. EPA system ID: WA5376986. Ask the utility on your bill for your address in their service line inventory.
Every lead result on file
That is down 9.4 ppb from 11 ppb in the period ending 2022. The highest 90th-percentile result EPA holds for Seamount Estates Community is 11 ppb across 4 monitoring periods, none of them over 15 ppb (1 over 10 ppb).
| Period ending | 90th-percentile lead |
|---|---|
| 2025 | 1.6 ppb |
| 2022 | 11 ppb over 10 |
| 2019 | 3.9 ppb |
| 2016 | 2 ppb |
How Seamount Estates Community compares
Of the 2,218 Washington systems with a lead result, the median latest reading is 1 ppb; 18 are over 15 ppb right now and 62 have gone over at some point. Seamount Estates Community's 1.6 ppb sits at the 62nd percentile in Washington and the 65th nationally (higher means more lead).
Other water systems in Jefferson County
23 other systems share Jefferson County; 11 of them have a higher latest lead result than Seamount Estates Community. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Port Townsend City Of | 17,053 | 3 ppb |
| Quimper | 14,548 | 2 ppb |
| Olympic Water & Sewer Inc | 3,086 | 5.9 ppb |
| Cape George Colony Club Inc | 1,022 | 0 (not detected) |
| Bywater Bay | 628 | 2 ppb |
| Bridgehaven Community Club | 623 | 17 ppb |
| Jefferson County Water Dist #1 | 600 | 1.5 ppb |
| Olympic Corrections Center | 390 | 0.5 ppb |
| Gardiner Lud 1 | 379 | 0 (not detected) |
| Lazy C | 367 | 3 ppb |
Your move
Test your own tap with a certified lab first-draw sample; Port Orchard, WA 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 Seamount Estates Community 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. The action level is dropping - the 10 ppb rule from 2027.