Mountain View Mobile Home Park, CA
Above the new 10 ppb level coming in 2027
Latest 90th-percentile lead: 13.3 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. 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 Mountain View Mobile Home Park
Mountain View Mobile Home Park serves about 75 people through 31 service connections, which makes it a very small system under EPA's size classes. It is privately owned and draws groundwater, in Bernalillo County, California. EPA system ID: NM3550001; phone on file: 415-378-8757. Ask them for your address in their service line inventory - every system had to publish one by Oct 2024.
Every lead result on file
That is up 11.9 ppb from 1.4 ppb in the period ending 2025. The highest 90th-percentile result EPA holds for Mountain View Mobile Home Park is 13.3 ppb across 4 monitoring periods, none of them over 15 ppb (1 over 10 ppb).
| Period ending | 90th-percentile lead |
|---|---|
| 2025 | 13.3 ppb over 10 |
| 2025 | 1.4 ppb |
| 2022 | 1.1 ppb |
| 2017 | 1.7 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. Mountain View Mobile Home Park's 13.3 ppb sits at the 99th percentile in California and the 98th nationally (higher means more lead).
Nearby utilities
1 other system shares Bernalillo County; 0 of them have a higher latest lead result than Mountain View Mobile Home Park. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Shirk Mobile Home Park | 39 | 0.37 ppb |
What to do in your house
Test your own tap with a certified lab first-draw sample; San Mateo, 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 Mountain View 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. See what changes at 10 ppb in 2027.