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 | 90.7 | 2,362.00 |
| 2026-09-13 | 90.6 | 2,358.00 |
| 2026-09-11 | 90.6 | 2,358.00 |
| 2026-09-10 | 90.6 | 2,359.00 |
| 2026-09-09 | 90.1 | 2,345.00 |
| 2026-09-08 | 88.8 | 2,312.00 |
| 2026-09-07 | 87.4 | 2,276.00 |
| 2026-09-04 | 85.1 | 2,217.00 |
| 2026-09-03 | 84.8 | 2,208.00 |
| 2026-09-02 | 82.2 | 2,140.00 |
| 2026-09-01 | 73.9 | 1,924.00 |
| 2026-08-31 | 77.1 | 2,007.00 |
| 2026-08-29 | 83.8 | 2,183.00 |
| 2026-08-28 | 84 | 2,187.00 |
| 2026-08-27 | 86.4 | 2,249.00 |
| 2026-08-26 | 85.8 | 2,234.00 |
| 2026-08-25 | 84.1 | 2,190.00 |
| 2026-08-24 | 80.2 | 2,088.00 |
| 2026-08-23 | 77.9 | 2,029.00 |
| 2026-08-21 | 87.5 | 2,277.00 |
| 2026-08-20 | 87.9 | 2,289.00 |
| 2026-08-19 | 87.1 | 2,269.00 |
| 2026-08-18 | 87 | 2,265.00 |
| 2026-08-17 | 86.8 | 2,259.00 |
| 2026-08-14 | 88.2 | 2,296.00 |
來源:水利署「水庫水情資料」與「水庫每日營運狀況」 ↗。本頁每日取牡丹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(2,603.66 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。