Slvwd - Felton Water System, CA
Lead detected, under the action levels
Latest 90th-percentile lead: 0.95 ppb (monitoring period 2024-2026). 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.
About Slvwd - Felton Water System
Slvwd - Felton Water System serves about 4,491 people through 1,361 service connections, which makes it a medium-sized system under EPA's size classes. It is privately owned and draws surface water, in Santa Cruz County, California. EPA system ID: CA4410002; phone on file: 831-430-4624. They can tell you what your service line is made of and whether they pay to replace it.
Slvwd - Felton Water System's lead record
Against the period ending 2023 (0 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for Slvwd - Felton Water System is 0.95 ppb across 4 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2026 | 0.95 ppb |
| 2023 | 0 (not detected) |
| 2020 | 0 (not detected) |
| 2017 | 0 (not detected) |
How Slvwd - Felton Water System 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. Slvwd - Felton Water System's 0.95 ppb sits at the 69th percentile in California and the 50th nationally (higher means more lead).
Other water systems in Santa Cruz County
51 other systems share Santa Cruz County; 23 of them have a higher latest lead result than Slvwd - Felton Water System. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Santa Cruz Water Department | 94,626 | 0 (not detected) |
| Watsonville, City Of | 65,231 | 1.2 ppb |
| Soquel Creek Water District | 40,962 | 2 ppb |
| San Lorenzo Valley Water Dist | 21,513 | 2.7 ppb |
| Scotts Valley Water District | 11,197 | 0.69 ppb |
| Central Water District | 2,726 | 0 (not detected) |
| Mission Springs Conference Center | 1,310 | 2.4 ppb |
| Mt. Hermon Association, Inc. | 1,176 | 0 (not detected) |
| Big Basin Water Company | 1,120 | 12 ppb |
| Forest Lakes Mwc | 1,067 | 3.3 ppb |
What to do in your house
Test your own tap with a certified lab first-draw sample; Boulder Creek, 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 Slvwd - Felton Water System 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. Size matters more than most people expect: small vs large water systems.