| 年份 | 用水总量/亿m3 | 农业用水/亿m3 | 工业用水/亿m3 | 生活用水/亿m3 | 生态用水/亿m3 |
| 2010 | 83.4 | 57.4 | 11.8 | 13.2 | 1.0 |
| 2011 | 87.8 | 56.2 | 13.2 | 16.2 | 2.1 |
| 2012 | 88.0 | 58.2 | 13.3 | 14.8 | 1.7 |
| 2013 | 89.2 | 58.1 | 13.8 | 15.1 | 2.6 |
| 2014 | 89.8 | 57.9 | 14.0 | 15.4 | 2.5 |
| 2015 | 91.2 | 58.0 | 14.2 | 16.1 | 2.9 |
| 2016 | 90.8 | 57.6 | 13.7 | 16.4 | 3.1 |
| 2017 | 93.0 | 58.2 | 14.3 | 17.0 | 3.5 |
| 2018 | 93.7 | 57.1 | 14.5 | 17.4 | 4.8 |
| 2019 | 92.6 | 55.1 | 14.8 | 18.1 | 4.5 |
| 2020 | 90.6 | 55.6 | 10.9 | 18.9 | 5.2 |
| 2021 | 91.8 | 54.6 | 10.9 | 20.3 | 5.9 |