Wau Col Rws - West Side, NE
Lead detected, under the action levels
Latest 90th-percentile lead: 1.55 ppb (monitoring period 2021-2023). 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 Wau Col Rws - West Side
Wau Col Rws - West Side serves about 326 people through 21 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 groundwater, in Knox County, Nebraska. EPA system ID: NE3121370; phone on file: 402-371-7313. Call that number and ask whether your address has a lead, galvanized or unknown service line.
Wau Col Rws - West Side's lead record
Against the period ending 2020 (2.33 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for Wau Col Rws - West Side is 2.33 ppb across 3 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2023 | 1.55 ppb |
| 2020 | 2.33 ppb |
| 2017 | 2.21 ppb |
Against other Nebraska systems
Of the 576 Nebraska systems with a lead result, the median latest reading is 1.55 ppb; 7 are over 15 ppb right now and 29 have gone over at some point. Wau Col Rws - West Side's 1.55 ppb sits at the 50th percentile in Nebraska and the 64th nationally (higher means more lead).
Neighbouring systems
10 other systems share Knox County; 6 of them have a higher latest lead result than Wau Col Rws - West Side. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Creighton, City Of | 1,154 | 1.95 ppb |
| Bloomfield, City Of | 1,025 | 3.87 ppb |
| Crofton, City Of | 754 | 2.62 ppb |
| Wausa, Village Of | 592 | 2.6 ppb |
| West Knox Rwd | 565 | 1.4 ppb |
| Verdigre, Village Of | 552 | 1 ppb |
| Niobrara, Village Of | 365 | 15.1 ppb |
| Winnetoon, Village Of | 75 | 5.82 ppb |
| Center, Village Of | 74 | 1.35 ppb |
| Verdel, Village Of | 30 | 1.25 ppb |
What to do in your house
Test your own tap with a certified lab first-draw sample; Norfolk, NE 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 Wau Col Rws - West Side 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. Systems that went over once often dip back under; here is what that means.