Big Rise Village, CA
Lead detected, under the action levels
Latest 90th-percentile lead: 3.79 ppb (monitoring period 2022-2024). 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.
Who runs the water here
Big Rise Village serves about 78 people through 81 service connections, which makes it a very small system under EPA's size classes. It is privately owned and draws groundwater, in Shasta County, California. EPA system ID: CA4500102; phone on file: 916-269-9288. They can tell you what your service line is made of and whether they pay to replace it.
Big Rise Village's lead record
That is down 3.67 ppb from 7.46 ppb in the period ending 2021. The highest 90th-percentile result EPA holds for Big Rise Village is 7.46 ppb across 5 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2024 | 3.79 ppb |
| 2021 | 7.46 ppb |
| 2020 | 2.9 ppb |
| 2019 | 0 (not detected) |
| 2018 | 0 (not detected) |
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. Big Rise Village's 3.79 ppb sits at the 89th percentile in California and the 86th nationally (higher means more lead).
Other water systems in Shasta County
58 other systems share Shasta County; 5 of them have a higher latest lead result than Big Rise Village. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| City Of Redding | 90,254 | 2.13 ppb |
| Bella Vista Water District | 18,767 | 1.83 ppb |
| City Of Anderson | 11,323 | 2.4 ppb |
| City Of Shasta Lake | 10,371 | 1.13 ppb |
| Clear Creek Csd-Anderson | 8,900 | 3.61 ppb |
| Centerville C.S.D. | 4,244 | 2.09 ppb |
| Cottonwood Water District | 3,316 | 0 (not detected) |
| Shasta C.S.D. | 3,069 | 0.97 ppb |
| Burney Water District | 3,000 | 0.87 ppb |
| Mountain Gate C.S.D. | 2,227 | 2.84 ppb |
Next steps for Granite Bay, CA
Test your own tap with a certified lab first-draw sample; Granite Bay, 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 Big Rise Village 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. What a 90th-percentile result does and does not tell you: how to read a lead result. The action level is dropping - the 10 ppb rule from 2027.