Forest Grove Mobile Home Park, WA
Lead reported as not detected
Latest 90th-percentile lead: reported as 0 (not detected) (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. 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 Forest Grove Mobile Home Park
Forest Grove Mobile Home Park serves about 51 people through 26 service connections, which makes it a very small system under EPA's size classes. It is privately owned and draws groundwater, in Snohomish County, Washington. EPA system ID: WA5325934. Ask the utility on your bill for your address in their service line inventory.
Lead results over time
Against the period ending 2022 (1 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for Forest Grove Mobile Home Park is 5 ppb across 4 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2025 | 0 (not detected) |
| 2022 | 1 ppb |
| 2019 | 1.5 ppb |
| 2016 | 5 ppb |
How Forest Grove Mobile Home Park 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. Forest Grove Mobile Home Park's reported as 0 (not detected) sits at the 6th percentile in Washington and the 4th nationally (higher means more lead). Systems reporting 0 tie at the bottom, so the rank mostly reflects size among them.
Other water systems in Snohomish County
117 other systems share Snohomish County; 77 of them have a higher latest lead result than Forest Grove Mobile Home Park. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Alderwood Water District | 245,715 | - |
| Everett Public Works Dept. City Of | 215,774 | 3.5 ppb |
| Marysville Utilities | 88,582 | 2 ppb |
| Lynnwood City Of | 68,204 | - |
| Sno Pud 1 - Lake Stevens | 67,710 | 3.2 ppb |
| Silver Lake Water & Sewer District | 65,033 | - |
| Edmonds City Of | 34,065 | - |
| Mukilteo Water & Wastewater Distr | 31,437 | - |
| Arlington City Of | 29,508 | 0 (not detected) |
| Mountlake Terrace City Of | 26,402 | - |
Next steps for Arlington, WA
Look up your address in Forest Grove Mobile Home Park'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 Forest Grove Mobile Home Park 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. Small systems behave differently: why small systems go over more often.