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Legend (Enviroportal/Groundwater)

Groundwater Wells (0)
Static Groundwater Level Contours 2017 (1)
Major Contour Line (100 m Interval) Major Contour Line (100 m Interval)
Minor Contour Line (10 m Interval) Minor Contour Line (10 m Interval)
Contour Line of Special Interest (5 m Interval) Contour Line of Special Interest (5 m Interval)
Groundwater Salinity 2017 (2)
< 500                       Fresh (WHO Standard) < 500 Fresh (WHO Standard)
500 - <1,000            Fresh (Abu Dhabi Standard) 500 - <1,000 Fresh (Abu Dhabi Standard)
1,000 - <1,500         Fresh 1,000 - <1,500 Fresh
1,500 - <4,000         Slightly Brackish 1,500 - <4,000 Slightly Brackish
4,000 - <7,000         Medium Brackish 4,000 - <7,000 Medium Brackish
7,000 - <10,000       Strongly Brackish 7,000 - <10,000 Strongly Brackish
10,000 - <25,000     Slightly Saline 10,000 - <25,000 Slightly Saline
25,000 - <50,000     Saline 25,000 - <50,000 Saline
Waterlevel Change 2005 to 2017 (3)
Area with exceptional Water Level Rise (between 1.5 to 5m) Area with exceptional Water Level Rise (between 1.5 to 5m)
Area with high Water Level Rise (between 1.0 to 1.5m) Area with high Water Level Rise (between 1.0 to 1.5m)
Area with medium Water Level Rise (between 0.5 to 1m) Area with medium Water Level Rise (between 0.5 to 1m)
Area with slight Water Level Rise (between 0.2 to 0.5m) Area with slight Water Level Rise (between 0.2 to 0.5m)
Area with Stable change (fluctuating by 0.2m) Area with Stable change (fluctuating by 0.2m)
Area with medium Water Level Decline (between 0.5 to 0.2m) Area with medium Water Level Decline (between 0.5 to 0.2m)
Area with medium Water Level Decline (between 1.0 to 0.5m) Area with medium Water Level Decline (between 1.0 to 0.5m)
Area with high Water Level Decline (between 1.5 to 1m) Area with high Water Level Decline (between 1.5 to 1m)
Depleted areas (falling between 1.5 to 5.0 m) Depleted areas (falling between 1.5 to 5.0 m)
Groundwater Salinity 2008 (4)
0 - 500 ppm Fresh 0 - 500 ppm Fresh
500 - 1000 ppm Fresh 500 - 1000 ppm Fresh
1000 - 1500 ppm Fresh 1000 - 1500 ppm Fresh
1500 - 4000 ppm Brackish 1500 - 4000 ppm Brackish
4000 - 7000 ppm Brackish 4000 - 7000 ppm Brackish
7000 - 10000 ppm Brackish 7000 - 10000 ppm Brackish
10000 - 25000 ppm Saline 10000 - 25000 ppm Saline
25000 - 50000 ppm Saline 25000 - 50000 ppm Saline
50000 - 100000 ppm Saline 50000 - 100000 ppm Saline
100000 - 125000 ppm Brine 100000 - 125000 ppm Brine
125000 - 160000 ppm Brine 125000 - 160000 ppm Brine
Groundwater Depleted Areas (5)