近 25 日資料
| 資料日期 | 蓄水率(%) | 有效蓄水量(萬立方公尺) |
|---|---|---|
| 2026-09-14 | 100.2 | 5,053.44 |
| 2026-09-13 | 100.3 | 5,055.51 |
| 2026-09-11 | 100.2 | 5,049.29 |
| 2026-09-10 | 100.2 | 5,051.37 |
| 2026-09-09 | 100.2 | 5,049.29 |
| 2026-09-08 | 100.2 | 5,053.44 |
| 2026-09-07 | 100.2 | 5,049.29 |
| 2026-09-04 | 100.2 | 5,049.29 |
| 2026-09-03 | 100.1 | 5,045.15 |
| 2026-09-02 | 100.1 | 5,047.22 |
| 2026-09-01 | 99.5 | 5,014.14 |
| 2026-08-31 | 100 | 5,043.08 |
| 2026-08-29 | 97.8 | 4,927.77 |
| 2026-08-28 | 98.4 | 4,960.60 |
| 2026-08-27 | 98.6 | 4,970.88 |
| 2026-08-26 | 99 | 4,991.46 |
| 2026-08-25 | 99.6 | 5,022.40 |
| 2026-08-24 | 99.8 | 5,032.74 |
| 2026-08-23 | 100 | 5,038.94 |
| 2026-08-21 | 100.2 | 5,049.29 |
| 2026-08-20 | 100.1 | 5,045.15 |
| 2026-08-19 | 100.2 | 5,051.37 |
| 2026-08-18 | 100.1 | 5,047.22 |
| 2026-08-17 | 100.1 | 5,047.22 |
| 2026-08-14 | 100.2 | 5,049.29 |
來源:水利署「水庫水情資料」與「水庫每日營運狀況」 ↗。本頁每日取湖山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(5,041.00 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。