Minimum water quality for rainwater catchment systems

Link to this table

Measure Limit
Turbidity (NTU) <1
E. coli (MPN/100 mL) 2.2
Odor Non-offensive
Temperature (degrees Celsius) MR*
Color MR
pH MR

* MR = measure and record only; Treatment: 5 micron or smaller absolute filter; Minimum .5-log inactivation of viruses

This page was last edited on 16 April 2020, at 16:44.

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