
Detection Limits in Water Testing: Why Non-Detect Isn’t Zero
You open your water test report and find ND or a less-than
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You open your water test report and find ND or a less-than

A water report or Consumer Confidence Report can list two numbers for

Blue-green stains around a drain, a pinhole leak in a copper line,

Black flakes in the sink, orange crust around a faucet, or a

No utility tests rainwater, cistern water, or spring water for you, so

Sharing a private well with your neighbors means sharing responsibility for the

If your business relies on a private well for drinking water, you

You have found a better rate, your home runs on a private

If you run a school or child care facility and go looking

Water collected at your tap or well can travel across the country
You open your water test report and find ND or a less-than sign beside the contaminant that worried you. Non-detect...
A water report or Consumer Confidence Report can list two numbers for the same contaminant, and they do not always...
Blue-green stains around a drain, a pinhole leak in a copper line, or white crust on a faucet can all...
Black flakes in the sink, orange crust around a faucet, or a slimy film in the toilet tank can leave...
No utility tests rainwater, cistern water, or spring water for you, so the owner has to take responsibility for testing....
Sharing a private well with your neighbors means sharing responsibility for the water your households use. But when it's time...
If your business relies on a private well for drinking water, you may have more responsibilities than simply keeping the...
You have found a better rate, your home runs on a private well, and nobody has said whether the lender...
If you run a school or child care facility and go looking for guidance on checking water for lead, you...