Pine Grove Mobile Home Park, CA
Exceeded the action level in the past
Latest 90th-percentile lead: 1 ppb (monitoring period 2025-2025). The federal action level is 15 ppb today and drops to 10 ppb in Nov 2027; EPA's health goal is 0. The latest result is under the action level, but this system has gone over 15 ppb before. Lead comes from pipes, not the source water, so a home with a lead service line can still be exposed. Test your own tap.
Pine Grove Mobile Home Park at a glance
Pine Grove Mobile Home Park serves about 30 people through 14 service connections, which makes it a very small system under EPA's size classes. It is privately owned and draws groundwater, in St. Lawrence County, California. EPA system ID: NY4410176; phone on file: 707-298-1058. Call that number and ask whether your address has a lead, galvanized or unknown service line.
Pine Grove Mobile Home Park's lead record
Against the period ending 2021 (1 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for Pine Grove Mobile Home Park is 20.2 ppb across 5 monitoring periods, 1 of them over the 15 ppb action level.
| Period ending | 90th-percentile lead |
|---|---|
| 2025 | 1 ppb |
| 2021 | 1 ppb |
| 2021 | 1.6 ppb |
| 2020 | 20.2 ppb over 15 |
| 2017 | 2.8 ppb |
Where this result ranks
Of the 2,884 California systems with a lead result, the median latest reading is 0 ppb; 30 are over 15 ppb right now and 215 have gone over at some point. Pine Grove Mobile Home Park's 1 ppb sits at the 69th percentile in California and the 50th nationally (higher means more lead).
Next steps for Eureka, CA
Test your own tap with a certified lab first-draw sample; Eureka, CA 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 Pine 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. Why sampled homes are the worst-case ones is in the guide to reading the number. More in what a past exceedance means today.