Loyal Waterworks, WI
Lead reported as not detected
Latest 90th-percentile lead: reported as 0 (not detected) (monitoring period 2023-2023). 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
Loyal Waterworks serves about 1,308 people through 675 service connections, which makes it a small system under EPA's size classes. It is owned by a local government (city, town, county or district) and draws groundwater, in Clark County, Wisconsin. EPA system ID: WI6100329. Ask the utility on your bill for your address in their service line inventory.
Every lead result on file
Against the period ending 2020 (0.8 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for Loyal Waterworks is 10.2 ppb across 4 monitoring periods, none of them over 15 ppb (1 over 10 ppb).
| Period ending | 90th-percentile lead |
|---|---|
| 2023 | 0 (not detected) |
| 2020 | 0.8 ppb |
| 2019 | 10.2 ppb over 10 |
| 2016 | 1.77 ppb |
Where this result ranks
Of the 947 Wisconsin systems with a lead result, the median latest reading is 1.33 ppb; 6 are over 15 ppb right now and 71 have gone over at some point. Loyal Waterworks's reported as 0 (not detected) sits at the 14th percentile in Wisconsin and the 28th nationally (higher means more lead). Systems reporting 0 tie at the bottom, so the rank mostly reflects size among them.
Nearby utilities
11 other systems share Clark County; 9 of them have a higher latest lead result than Loyal Waterworks. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Neillsville Waterworks | 2,384 | 1.15 ppb |
| Thorp Waterworks | 1,636 | 11 ppb |
| Greenwood Waterworks | 1,079 | 0 (not detected) |
| Owen Waterworks | 936 | 1.8 ppb |
| Dorchester Waterworks | 834 | 0 (not detected) |
| Clark County Rehabilitation & Living Center | 510 | 1.78 ppb |
| Withee Waterworks | 506 | 2.3 ppb |
| Granton Waterworks | 349 | 2.25 ppb |
| Curtiss Waterworks | 346 | 0.64 ppb |
| Grandview Mobile Home Court | 42 | 3.7 ppb |
Next steps for Loyal, WI
Look up your address in Loyal Waterworks'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 Loyal Waterworks 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. Small systems behave differently: why small systems go over more often.