Hcwsd - East Cadiz, OH
Lead reported as not detected
Latest 90th-percentile lead: reported as 0 (not detected) (monitoring period 2026-2026). 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.
Who runs the water here
Hcwsd - East Cadiz serves about 191 people through 90 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 surface water, in Harrison County, Ohio. EPA system ID: OH3439717; phone on file: 740-491-0183. 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 down 1.17 ppb from 1.17 ppb in the period ending 2025. The highest 90th-percentile result EPA holds for Hcwsd - East Cadiz is 1.17 ppb across 9 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2026 | 0 (not detected) |
| 2025 | 1.17 ppb |
| 2024 | 0 (not detected) |
| 2023 | 0 (not detected) |
| 2022 | 0 (not detected) |
| 2021 | 0.6 ppb |
| 2020 | 0 (not detected) |
| 2019 | 0 (not detected) |
| 2018 | 0 (not detected) |
How Hcwsd - East Cadiz compares
Of the 1,079 Ohio systems with a lead result, the median latest reading is 0.7 ppb; 1 are over 15 ppb right now and 27 have gone over at some point. Hcwsd - East Cadiz's reported as 0 (not detected) sits at the 9th percentile in Ohio and the 15th nationally (higher means more lead). Systems reporting 0 tie at the bottom, so the rank mostly reflects size among them.
Neighbouring systems
14 other systems share Harrison County; 8 of them have a higher latest lead result than Hcwsd - East Cadiz. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Cadiz Village Pws | 3,353 | 1.21 ppb |
| Tri-County Water Authority | 2,370 | 2.1 ppb |
| Hopedale Village Pws | 984 | 0 (not detected) |
| Scio Pws | 690 | 0 (not detected) |
| Jewett Village | 650 | 1.75 ppb |
| Bowerston Village Pws | 483 | 0 (not detected) |
| Freeport Village Pws | 400 | 1.76 ppb |
| New Athens Pws | 367 | 0 (not detected) |
| Hcwsd-Unionvale-Kenwood | 257 | 0 (not detected) |
| Hcwsd - Georgetown | 242 | 6.8 ppb |
Next steps for Cadiz, OH
Look up your address in Hcwsd - East Cadiz'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 Hcwsd - East Cadiz 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. Why sampled homes are the worst-case ones is in the guide to reading the number. A zero today does not rule out a jump later - the rules are tightening in 2027.