Clustering centers of indexes
| Level . | Not vulnerable . | Mildly vulnerable . | Moderately vulnerable . | Severely vulnerable . | Extremely vulnerable . |
|---|---|---|---|---|---|
| City residents living water quota (L/d) | 122 | 191 | 230 | 289 | 350 |
| Rural residents living water quota (L/d) | 42 | 70 | 112 | 148 | 207 |
| 10,000 yuan GDP water consumption (m3) | 74 | 180 | 295 | 428 | 984 |
| Per capita water consumption (m3) | 168 | 378 | 559 | 741 | 981 |
| Ecological water proportion (%) | 11.36 | 5.06 | 3.47 | 2.07 | 0.67 |
| Drought index | 1 | 2 | 4 | 6 | 8 |
| Per capita water resources (m3) | 5,000 | 3,000 | 1,700 | 1,000 | 500 |
| Water modulus (10,000 m3/km2) | 136.3 | 112.6 | 69.3 | 42.4 | 10.5 |
| Water quality grade | I | II and III | IV | V | Inferior to V |
| Water saving irrigation rate (%) | 95 | 50 | 0 | – | – |
| Per capita GDP (10,000 yuan) | 15 | 6 | 0 | – | – |
| Level . | Not vulnerable . | Mildly vulnerable . | Moderately vulnerable . | Severely vulnerable . | Extremely vulnerable . |
|---|---|---|---|---|---|
| City residents living water quota (L/d) | 122 | 191 | 230 | 289 | 350 |
| Rural residents living water quota (L/d) | 42 | 70 | 112 | 148 | 207 |
| 10,000 yuan GDP water consumption (m3) | 74 | 180 | 295 | 428 | 984 |
| Per capita water consumption (m3) | 168 | 378 | 559 | 741 | 981 |
| Ecological water proportion (%) | 11.36 | 5.06 | 3.47 | 2.07 | 0.67 |
| Drought index | 1 | 2 | 4 | 6 | 8 |
| Per capita water resources (m3) | 5,000 | 3,000 | 1,700 | 1,000 | 500 |
| Water modulus (10,000 m3/km2) | 136.3 | 112.6 | 69.3 | 42.4 | 10.5 |
| Water quality grade | I | II and III | IV | V | Inferior to V |
| Water saving irrigation rate (%) | 95 | 50 | 0 | – | – |
| Per capita GDP (10,000 yuan) | 15 | 6 | 0 | – | – |