| Water delivery performance indicators | 2017 | 2018 | ||
| Value | Decision | Value | Decision | |
| Adequacy (PA) | 0.74 | poor | 0.82 | Fair |
| Water delivery efficiency (PF) | 0.70 | Fair | 0.80 | Fair |
| Equity (PE) | 0.15 | Fair | 0.20 | Fair |
| Dependability (PD) | 0.11 | Fair | 0.21 | Poor |
| Overall water delivery performance (OPI) | 0.80 | Fair | 0.80 | Fair |