Table 2. Water quality Indicators in Tabriz comparing to East Azerbaijan Province & Iran .
Region, years | Country (Iran) | Province | Tabriz City | ||||
EHIs | 2009 | 2010 | 2009 | 2010 | 2009 | 2010 | |
Percent of rural households with access to safe and reliable drinking water | 95 | 93.4 | 99 | 98.1 | 99.7 | 99.7 | |
Percent of rural households that have drinking water supply system | 90 | 89.6 | 90 | 89.7 | 99.5 | 99.5 |