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Hard Water Map
Average Hard Water Levels in the United States
Shown in Grains Per Gallon, or GPG.
Note: One grain = 17.1 ppm.
Hard Water Chart
Hard Water Map
Test Kit for Well Water - HARDNESS and IRON - TESTSTRIPHI
This kit contains the necessary materials to conduct two tests each for iron content ( in ppm ), the hardness ( in grains per gallon ).
$5.49
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Test Kit Hardness Drops - TEST2403
This kit contains the necessary materials to conduct multiple tests of the hardness ( in grains per gallon ) of the water.
$39.95
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Test Kit Hardness Drops with Iron and pH levels - TEST2401
This kit contains the necessary materials to conduct multiple tests of the hardness ( in grains per gallon ) of the water. AND 50 test of IRON Levels and multiple pH tests.
$89.00
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Meter, TDS range 0-999 PPM Pocket Digital - TDS01
Meter measures the Total Dissolved Solids ( TDS ) in your water. Use to determine if your Membrane is still working properly.
$24.95
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