Please click on the 'Graph' items to view the data in graphical form.
Water Resources
| Calendar Year | Rainfall (mm) | Water Resources | |
| Local Yield (Mm3) | Dongjiang Water Supply from Guangdong (Mm3) | ||
| Graph | Graph | ||
| 1998 | 2,564.6 | 237.93 | 760.02 |
| 1999 | 2,129.1 | 106.37 | 737.95 |
| 2000 | 2,752.3 | 260.76 | 706.36 |
| 2001 | 3,091.8 | 301.46 | 728.63 |
| 2002 | 2,490.0 | 252.40 | 743.84 |
| 2003 | 1,941.9 | 252.67 | 760.58 |
| 2004 | 1,738.6 | 111.00 | 808.43 |
| 2005 | 3,214.5 | 298.16 | 770.60 |
| 2006 | 2,627.8 | 319.95 | 617.27 |
| 2007 | 1,706.9 | 186.65 | 715.35 |
| 2008 | 3,066.2 | 331.96 | 653.15 |
| 2009 | 2,182.3 | 220.49 | 724.59 |
| 2010 | 2,371.7 | 228.02 | 680.79 |
| Calendar Year | Fresh Water Daily Average (Mm3) | Fresh Water Daily Average Growth Rate (%) | Salt Water Daily Average (Mm3) | Fresh Water Annual Consumption (Mm3) |
| Graph | Graph | Graph | Graph | |
| 1998 | 2.51 | 0.2 | 0.55 | 915.60 |
| 1999 | 2.50 | -0.5 | 0.58 | 910.72 |
| 2000 | 2.52 | 1.2 | 0.63 | 924.13 |
| 2001 | 2.57 | 1.9 | 0.65 | 939.55 |
| 2002 | 2.60 | 1.0 | 0.64 | 948.65 |
| 2003 | 2.67 | 2.6 | 0.66 | 973.75 |
| 2004 | 2.61 | -2.2 | 0.70 | 955.33 |
| 2005 | 2.65 | 1.5 | 0.72 | 967.71 |
| 2006 | 2.64 | -0.4 | 0.71 | 963.42 |
| 2007 | 2.61 | -1.1 | 0.74 | 950.89 |
| 2008 | 2.61 | 0 | 0.75 | 956.15 |
| 2009 | 2.61 | 0 | 0.74 | 952.03 |
| 2010 | 2.56 | -2.0 | 0.74 | 935.56 |
Water Quality Control (for the year 2010/2011)
| No. of Water Samples | No. of Chemical Samples | No. of Bacteriological Samples | No. of Biological Samples | No. of Radiological Samples |
| 170,222 | 129,893 | 33,148 | 3,224 | 3,957 |