SAJAL Project

Key points

• The aim is to provide safe drinking water to school students, which will enable the schools to have a nurturing environment for students to have their studies and activities in the sharp shortage of drinking water areas.
• These schools are located in rural areas with industrial belts where the groundwater is contaminated due to industrial discharge and as suggested by the Central Ground Water Board.
• The groundwater offerings in different districts of Haryana are mostly saline, and not suitable for drinking purposes.
• Central Ground Water Board report highlighted that the water has a low potable rating as chemical parameters were much higher than permissible limits.

PH Values in Drinking Water 

1. The permissible pH limit of drinking water as per BIS 10500 (2012) standard is 6.5 to 8.5. However, the pH limit is exceeded beyond 8.5 in most districts, going up to 9.0.
2. Calcium with a permissible limit of 200, as per the BIS standard, is up to 650.
3. Magnesium with a permissible limit of 100, as per the BIS standard, is up to 700.
4. Chloride with a permissible limit of 1000, as per the BIS standard, is up to 5000.