Clear Creek Csd-Westwood, CA
Lead detected, under the action levels
Latest 90th-percentile lead: 2.94 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.
Clear Creek Csd-Westwood at a glance
Clear Creek Csd-Westwood serves about 400 people through 167 service connections, which makes it a very small system under EPA's size classes. It is owned by a local government (city, town, county or district) and draws groundwater, in Lassen County, California. EPA system ID: CA1800512; phone on file: 530-256-3431. They can tell you what your service line is made of and whether they pay to replace it.
Every lead result on file
That is up 2.94 ppb from 0 ppb in the period ending 2021. The highest 90th-percentile result EPA holds for Clear Creek Csd-Westwood is 3 ppb across 3 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2024 | 2.94 ppb |
| 2021 | 0 (not detected) |
| 2018 | 3 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. Clear Creek Csd-Westwood's 2.94 ppb sits at the 85th percentile in California and the 80th nationally (higher means more lead).
Nearby utilities
14 other systems share Lassen County; 2 of them have a higher latest lead result than Clear Creek Csd-Westwood. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| City Of Susanville | 7,811 | 0 (not detected) |
| Cdcr-High Desert State Prison | 3,857 | 0 (not detected) |
| Westwood C.S.D. | 1,662 | 0.91 ppb |
| Leavitt Lake Csd | 950 | 0 (not detected) |
| Herlong Public Utility District | 831 | 1 ppb |
| Lake Forest Mutual W.C. | 565 | 0 (not detected) |
| Lassen County Water Works District #1 | 450 | 3 ppb |
| Susan Hills Estates Wc | 252 | 0 (not detected) |
| Susan River Park Water Co. | 140 | 0 (not detected) |
| Pineview Mobile Home Park | 80 | 0 (not detected) |
What to do in your house
Test your own tap with a certified lab first-draw sample; Westwood, 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 Clear Creek Csd-Westwood 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. Systems that went over once often dip back under; here is what that means.