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Private Well Water Testing in Nebraska

County-by-county USGS area-risk estimates for private wells across Nebraska โ€” arsenic exceedance probability and private-well population โ€” plus how to test your own well at a Nebraska-certified laboratory.

Nebraska private-well risk summary

Counties covered

93

Nebraska counties with modeled risk data.

People on private wells

area estimate

223,355

estimated across covered Nebraska counties.

Average arsenic risk

area estimate

6%

average modeled chance a well exceeds 10 ยตg/L arsenic across covered counties.

Nebraska counties

Find a Nebraska-certified testing lab

Get your well tested at a Nebraska-certified laboratory. We list certification programs by state.

Nebraska certified labs

Already tested your well? Get a free plain-English reading

Upload your well water lab report (PDF or a photo) and our team will email you a full, plain-English reading of every result โ€” free. Educational only, never medical advice.

Your upload also helps us keep local water data accurate โ€” we only ever share anonymized, area-level summaries.

Upload my well test

These figures are USGS area estimates: statistical groundwater models describing how likely elevated contaminant levels are across a county. They are not designed to predict the concentration in any single well. Only testing your own well reveals its water quality.

Need whole-house or professional water treatment?

For the problems a pitcher or under-sink filter cannot fix โ€” scale, rust and black staining, sulfur smell, well contamination, or test results you cannot explain. Tell us what is happening and we will connect you with a local water-treatment professional.

TapWaterData may be compensated when you are connected with a water-treatment professional.

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