Green Oaks Mobile Home Court, WI
Lead reported as not detected
Latest 90th-percentile lead: reported as 0 (not detected) (monitoring period 2021-2021). 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
Green Oaks Mobile Home Court serves about 117 people through 55 service connections, which makes it a very small system under EPA's size classes. It is privately owned and draws groundwater, in La Crosse County, Wisconsin. EPA system ID: WI6320308. Ask the utility on your bill for your address in their service line inventory.
Green Oaks Mobile Home Court's lead record
Against the period ending 2018 (0 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for Green Oaks Mobile Home Court is 0 ppb across 2 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2021 | 0 (not detected) |
| 2018 | 0 (not detected) |
Against other Wisconsin systems
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. Green Oaks Mobile Home Court's reported as 0 (not detected) sits at the 6th percentile in Wisconsin and the 11th nationally (higher means more lead). Systems reporting 0 tie at the bottom, so the rank mostly reflects size among them.
Other water systems in La Crosse County
18 other systems share La Crosse County; 11 of them have a higher latest lead result than Green Oaks Mobile Home Court. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| La Crosse Waterworks | 53,000 | 1.34 ppb |
| Onalaska Waterworks | 18,000 | 0 (not detected) |
| Holmen Waterworks | 10,147 | 2.78 ppb |
| West Salem Waterworks | 5,045 | 1.34 ppb |
| Bangor Waterworks | 1,520 | 1.27 ppb |
| Shelby Tn Of Wedgewood Vly | 1,020 | 1.1 ppb |
| Rockland Waterworks | 642 | 1.54 ppb |
| St Joseph San Dist 1 | 503 | 3.43 ppb |
| La Crosse Estates Llc | 351 | 1.94 ppb |
| Town Of Farmington Sanitary District | 275 | 0 (not detected) |
Next steps for Holmen, WI
Look up your address in Green Oaks Mobile Home Court'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 Green Oaks Mobile Home Court 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.