Heritage Lake Resort, WI
Above the new 10 ppb level coming in 2027
Latest 90th-percentile lead: 13 ppb (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. Under the current 15 ppb rule this is not an exceedance, but it is above the 10 ppb action level that takes over in Nov 2027. Test your own tap; filter if your result shows lead.
About Heritage Lake Resort
Heritage Lake Resort serves about 130 people through 299 service connections, which makes it a very small system under EPA's size classes. It is privately owned and draws groundwater, in Door County, Wisconsin. EPA system ID: WI4151845. Ask the utility on your bill for your address in their service line inventory.
Every lead result on file
That is up 5.95 ppb from 7.05 ppb in the period ending 2018. The highest 90th-percentile result EPA holds for Heritage Lake Resort is 13 ppb across 3 monitoring periods, none of them over 15 ppb (1 over 10 ppb).
| Period ending | 90th-percentile lead |
|---|---|
| 2021 | 13 ppb over 10 |
| 2018 | 7.05 ppb |
| 2016 | 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. Heritage Lake Resort's 13 ppb sits at the 98th percentile in Wisconsin and the 98th nationally (higher means more lead).
Neighbouring systems
5 other systems share Door County; 0 of them have a higher latest lead result than Heritage Lake Resort. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Sturgeon Bay Waterworks | 9,700 | 3.6 ppb |
| Sister Bay Waterworks | 1,000 | 6.1 ppb |
| Oaks The | 135 | 0.95 ppb |
| Maplewood Sanitary Dist 1 | 122 | 0.21 ppb |
| Cottage Glen Condominiums | 52 | 1.25 ppb |
Next steps for Egg Harbor, WI
Test your own tap with a certified lab first-draw sample; Egg Harbor, WI 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 Heritage Lake Resort 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. See what changes at 10 ppb in 2027.