Question

what is ppm safe for drinking

Answer 1

Any water which has a TDS water level below 500 ppm is good to go. According to WHO, water containing 1000 ppm TDS is acceptable for consumption. However, it is a good decision to always have water with lesser salts. This measure should never go below 30 pmm or else its a risk to our health.

Answer 2

Water samples should be taken to an lab to determine contaminant amounts. Following are the recommended safe upper levels of water contaminants: UPPER SAFE LEVEL. CONTAMINANT Arsenic - 0.2 parts per million (ppm) Cadmium - 0.05 (ppm)