近 24 日資料
| 資料日期 | 蓄水率(%) | 有效蓄水量(萬立方公尺) |
|---|---|---|
| 2026-10-30 | 59.5 | 24.75 |
| 2026-10-29 | 59.6 | 24.82 |
| 2026-10-28 | 60.1 | 25.00 |
| 2026-10-27 | 60.3 | 25.10 |
| 2026-10-26 | 60.6 | 25.21 |
| 2026-10-22 | 62 | 25.81 |
| 2026-10-21 | 62.4 | 25.96 |
| 2026-10-20 | 62.7 | 26.10 |
| 2026-10-19 | 63.1 | 26.28 |
| 2026-10-18 | 63.4 | 26.38 |
| 2026-10-16 | 64.1 | 26.67 |
| 2026-10-15 | 64.4 | 26.81 |
| 2026-10-14 | 64.7 | 26.95 |
| 2026-10-13 | 65.3 | 27.17 |
| 2026-10-12 | 65.4 | 27.24 |
| 2026-10-09 | 66.4 | 27.63 |
| 2026-10-08 | 65.9 | 27.42 |
| 2026-10-07 | 67.2 | 27.96 |
| 2026-10-06 | 67.5 | 28.10 |
| 2026-10-05 | 67.8 | 28.21 |
| 2026-10-02 | 68.9 | 28.67 |
| 2026-10-01 | 69.1 | 28.78 |
| 2026-09-30 | 69.6 | 28.98 |
| 2026-09-29 | 70 | 29.16 |
來源:水利署「水庫水情資料」與「水庫每日營運狀況」 ↗。本頁每日取后沃水庫當日最新一筆逐時觀測的有效蓄水量,除以每日營運狀況檔的有效容量(41.63 萬立方公尺)算出蓄水率;當日全台可對照水庫不足 50 座的日期整日不採用,蓄水率超過 105% 的異常值排除。