Raven'S Nest, NE
Lead detected, under the action levels
Latest 90th-percentile lead: 1.2 ppb (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. 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 Raven'S Nest
Raven'S Nest serves about 70 people through 25 service connections, which makes it a very small system under EPA's size classes. It is privately owned and draws groundwater, in Cass County, Nebraska. EPA system ID: NE3121381; phone on file: 402-972-6610. Call that number and ask whether your address has a lead, galvanized or unknown service line.
Lead results over time
Against the period ending 2025 (1.96 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for Raven'S Nest is 3.32 ppb across 16 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2026 | 1.2 ppb |
| 2025 | 1.96 ppb |
| 2025 | 1.55 ppb |
| 2024 | 2.24 ppb |
| 2024 | 0 (not detected) |
| 2023 | 1.2 ppb |
| 2023 | 2.7 ppb |
| 2022 | 0.62 ppb |
| 2022 | 0 (not detected) |
| 2021 | 0 (not detected) |
| 2020 | 0 (not detected) |
| 2020 | 0 (not detected) |
| 2019 | 0.29 ppb |
| 2018 | 1.59 ppb |
| 2017 | 3.32 ppb |
| 2017 | 0.38 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. Raven'S Nest's 1.2 ppb sits at the 39th percentile in Nebraska and the 58th nationally (higher means more lead).
Other water systems in Cass County
23 other systems share Cass County; 18 of them have a higher latest lead result than Raven'S Nest. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Plattsmouth, City Of | 6,680 | 1.87 ppb |
| Beaver Lake Association Inc | 3,144 | 1.39 ppb |
| Cass Co Rwd 1 | 2,988 | 2.77 ppb |
| Cass Co Rwd 2 | 1,860 | 1.7 ppb |
| Cass Co Sid 5 - Buccaneer Bay | 1,417 | 0.55 ppb |
| Louisville, City Of | 1,400 | 3.26 ppb |
| Weeping Water, City Of | 1,107 | 0.68 ppb |
| Eagle, Village Of | 1,065 | 2 ppb |
| Elmwood, Village Of | 698 | 3.25 ppb |
| Otoe Co. Rwd #3 - Louisville | 630 | 1.7 ppb |
Next steps for Louisville, NE
Test your own tap with a certified lab first-draw sample; Louisville, 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 Raven'S Nest whether it covers that cost before hiring anyone - many utilities now do. Its latest copper 90th percentile is 1840 ppb (copper action level 1,300 ppb).
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. The lead result guide covers how utilities pick the homes they sample. The action level is dropping - the 10 ppb rule from 2027.