Table 1.
Sites of sampling and sources of irrigation water.
| Site | Governorate | Irrigation water | Grade |
|---|---|---|---|
| Wadi El-Natron | El-Beheira | Nile River water | Fresh water |
| El-Nobaria (Abdel-Rakib) | |||
| El-Nobaria (Abdel-Wahab) | |||
| Al-Hawia | Kafr El-Sheikh | ||
| Abdel-Rahman | Giza | Groundwater | |
| Kafr-Dokhmais | Kafr El-Sheikh | Contaminated by mixed wastewater* | Low-quality water** |
| Al-Nasiria | |||
| Kafr-Hakem | Giza | Contaminated by sewage wastewater | |
| Abo-Roash |
*
Mixed sewage and industrial effluents (Branch 62 - main canal pronged from Kitchener drain).
**
Low-quality water is the irrigation water from freshwater sources but is contaminated inadvertently with wastewater.