City Of Red Bluff, CA
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 City Of Red Bluff
City Of Red Bluff serves about 14,286 people through 4,604 service connections, which makes it a large system under EPA's size classes. It is owned by a local government (city, town, county or district) and draws groundwater, in Tehama County, California. EPA system ID: CA5210004; phone on file: 530-527-2605. Ask them for your address in their service line inventory - every system had to publish one by Oct 2024.
Lead results over time
Against the period ending 2022 (0 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for City Of Red Bluff is 1 ppb across 4 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2025 | 0 (not detected) |
| 2022 | 0 (not detected) |
| 2019 | 0 (not detected) |
| 2016 | 1 ppb |
How City Of Red Bluff compares
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. City Of Red Bluff's reported as 0 (not detected) sits at the 54th percentile in California and the 38th nationally (higher means more lead). Systems reporting 0 tie at the bottom, so the rank mostly reflects size among them.
Neighbouring systems
47 other systems share Tehama County; 19 of them have a higher latest lead result than City Of Red Bluff. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| City Of Corning | 8,244 | 1.08 ppb |
| Rio Alto Water District | 3,377 | 0 (not detected) |
| Los Molinos Comm. Services Dist. | 1,450 | 0 (not detected) |
| Gerber Las Flores Csd | 1,200 | 0 (not detected) |
| Mineral County Water District | 634 | 4.21 ppb |
| Rio Vista Mobile Home Park | 543 | 7.35 ppb |
| Vista Grande Water System | 468 | 0.89 ppb |
| City Of Tehama | 436 | 0 (not detected) |
| Sky View County Water | 429 | 0 (not detected) |
| River Ranch Mobile Home Park | 305 | 3.22 ppb |
Your move
Look up your address in City Of Red Bluff'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 City Of Red Bluff 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. Small systems behave differently: why small systems go over more often.