矢作ダム(やはぎだむ)
水系
矢作川
河川
矢作川
管理者
矢作ダム管理所
所在地
愛知県豊田市閑羅瀬町東畑67番地
目的
FNAWIP
型式
アーチ
洪水調節方式
一定率一定量調節
堤高(m)
100.0
堤頂長(m)
323.1
堤体積(千m3)
305.0
最低水位
(m)
(m)
261.00
平常時
最高貯水位(m)
最高貯水位(m)
298.00
洪水時
最高水位(m)
最高水位(m)
298.00
緊急放流(異常洪水時防災操作)
判断水位(m)
判断水位(m)
296.80
設計
最高水位(m)
最高水位(m)
-
予備放流水位
(m)
(m)
-
洪水貯留準備水位
(m)
(m)
-
洪水貯留操作開始流量
(m3/s)
(m3/s)
800.00
計画最大放流量
(m3/s)
(m3/s)
1,300.00
流域面積
(km2)
(km2)
504.50
雨量観測所情報
現在の状況(2026/09/29 15:40)
貯水位
!289.34
m
全流入量
!!62.57
m³/s
全放流量
!!28.90
m³/s
10分雨量
!!!0.00
mm
時間雨量
!!!1.60
mm
累加雨量
!!75.40
mm
| 時刻 | 貯水位 (m) |
全流入量 (m³/s) |
全放流量 (m³/s) |
時間 雨量 (mm) |
累加 雨量 (mm) |
|---|---|---|---|---|---|
| 09/29 15:00 | 289.30 | 63.81 | 28.90 | 1.60 | 74.20 |
| 09/29 14:00 | 289.24 | 62.97 | 29.00 | 0.20 | 72.60 |
| 09/29 13:00 | 289.19 | 60.70 | 29.40 | 0.20 | 72.40 |
| 09/29 12:00 | 289.13 | 94.37 | 29.40 | 0.40 | 72.20 |
| 09/29 11:00 | 289.03 | 50.41 | 29.40 | 1.20 | 71.80 |
| 09/29 10:00 | 288.89 | 54.71 | 29.30 | 3.70 | 70.60 |
| 09/29 09:00 | 288.75 | 1.65 | 29.30 | 1.10 | 66.90 |
| 09/29 08:00 | 288.67 | 47.82 | 29.30 | 1.70 | 65.80 |
| 09/29 07:00 | 288.64 | 43.84 | 29.40 | 2.40 | 64.10 |
| 09/29 06:00 | 288.61 | 44.99 | 29.40 | 3.20 | 61.70 |
| 09/29 05:00 | 288.58 | 43.26 | 29.40 | 4.60 | 58.50 |
| 09/29 04:00 | 288.56 | 44.41 | 29.40 | 1.80 | 53.90 |
| 09/29 03:00 | 288.53 | 40.95 | 29.40 | 0.00 | 52.10 |
| 09/29 02:00 | 288.51 | 46.72 | 29.40 | 0.00 | 52.10 |
| 09/29 01:00 | 288.48 | 52.44 | 29.40 | 0.00 | 52.10 |
| 09/29 00:00 | 288.44 | 49.83 | 29.30 | 0.00 | 52.10 |
| 09/28 23:00 | 288.41 | 50.59 | 29.80 | 0.30 | 52.10 |
| 09/28 22:00 | 288.37 | 48.86 | 29.80 | 0.80 | 51.80 |
| 09/28 21:00 | 288.34 | 44.81 | 29.80 | 0.00 | 51.00 |
| 09/28 20:00 | 288.31 | 41.67 | 29.80 | 0.50 | 51.00 |
| 09/28 19:00 | 288.29 | 45.03 | 32.90 | 4.10 | 50.50 |
| 09/28 18:00 | 288.27 | 79.67 | 32.90 | 2.90 | 46.40 |
| 09/28 17:00 | 288.21 | 44.51 | 32.90 | 4.10 | 43.50 |
| 09/28 16:00 | 287.99 | 0.00 | 55.20 | 0.00 | 39.40 |
| 09/28 15:00 | 287.86 | 0.00 | 55.10 | 0.00 | 39.40 |
| 09/28 14:00 | 287.84 | 58.03 | 33.20 | 0.00 | 39.40 |
| 09/28 13:00 | 287.80 | 57.58 | 33.40 | 0.20 | 39.40 |
| 09/28 12:00 | 287.75 | 50.27 | 33.40 | 0.60 | 39.20 |
| 09/28 11:00 | 287.72 | 55.99 | 33.40 | 0.40 | 38.60 |
| 09/28 10:00 | 287.68 | 0.00 | 33.50 | 0.20 | 38.20 |
| 09/28 09:00 | 287.69 | 27.92 | 33.50 | 8.80 | 38.00 |
| 09/28 08:00 | 287.70 | 22.47 | 33.60 | 2.60 | 29.20 |
| 09/28 07:00 | 287.74 | 23.86 | 15.60 | 1.80 | 26.60 |
| 09/28 06:00 | 287.82 | 39.54 | 15.60 | 0.50 | 24.80 |
| 09/28 05:00 | 287.87 | 23.81 | 16.50 | 1.40 | 24.30 |
| 09/28 04:00 | 287.85 | 22.12 | 16.50 | 0.10 | 22.90 |
| 09/28 03:00 | 287.84 | 23.81 | 16.50 | 1.20 | 22.80 |
| 09/28 02:00 | 287.83 | 26.06 | 16.50 | 0.40 | 21.60 |
| 09/28 01:00 | 287.81 | 22.13 | 16.50 | 0.00 | 21.20 |
| 09/28 00:00 | 287.80 | 22.51 | 16.50 | 0.00 | 21.20 |
| 09/27 23:00 | 287.79 | 24.77 | 16.90 | 0.00 | 21.20 |
| 09/27 22:00 | 287.78 | 20.27 | 16.90 | 0.20 | 21.20 |
| 09/27 21:00 | 287.77 | 16.90 | 16.90 | 0.80 | 21.00 |
| 09/27 20:00 | 287.77 | 18.17 | 16.90 | 0.00 | 20.20 |
| 09/27 19:00 | 287.78 | 22.91 | 69.70 | 0.00 | 20.20 |
| 09/27 18:00 | 287.87 | 23.58 | 69.40 | 1.00 | 20.20 |
| 09/27 17:00 | 287.95 | 25.45 | 57.90 | 1.40 | 19.20 |
| 09/27 16:00 | 287.97 | 30.00 | 30.00 | 1.20 | 17.80 |
| 09/27 15:00 | 287.97 | 16.62 | 30.00 | 0.60 | 16.60 |
| 09/27 14:00 | 287.99 | 23.29 | 29.50 | 0.40 | 16.00 |
| 時刻 | 貯水位 (m) |
全流入量 (m³/s) |
全放流量 (m³/s) |
10分 雨量 (mm) |
累加 雨量 (mm) |
|---|---|---|---|---|---|
| 09/29 15:40 | 289.34 | 62.57 | 28.90 | 0.00 | 75.40 |
| 09/29 15:30 | 289.33 | 61.99 | 28.90 | 0.40 | 75.40 |
| 09/29 15:20 | 289.32 | 60.82 | 28.90 | 0.30 | 74.90 |
| 09/29 15:10 | 289.31 | 64.38 | 28.90 | 0.40 | 74.60 |
| 09/29 15:00 | 289.30 | 63.81 | 28.90 | 0.60 | 74.20 |
| 09/29 14:50 | 289.29 | 62.06 | 28.90 | 0.00 | 73.60 |
| 09/29 14:40 | 289.28 | 63.29 | 28.90 | 0.40 | 73.60 |
| 09/29 14:30 | 289.27 | 62.18 | 29.00 | 0.40 | 73.20 |
| 09/29 14:20 | 289.26 | 61.65 | 29.00 | 0.10 | 72.70 |
| 09/29 14:10 | 289.25 | 62.31 | 29.00 | 0.00 | 72.60 |
| 09/29 14:00 | 289.24 | 62.97 | 29.00 | 0.20 | 72.60 |
| 09/29 13:50 | 289.23 | 61.26 | 29.00 | 0.00 | 72.40 |
| 09/29 13:40 | 289.22 | 63.06 | 29.40 | 0.00 | 72.40 |
| 09/29 13:30 | 289.22 | 63.66 | 29.40 | 0.00 | 72.40 |
| 09/29 13:20 | 289.21 | 63.06 | 29.40 | 0.00 | 72.40 |
| 09/29 13:10 | 289.20 | 63.66 | 29.40 | 0.00 | 72.40 |
| 09/29 13:00 | 289.19 | 60.70 | 29.40 | 0.00 | 72.40 |
| 09/29 12:50 | 289.18 | 62.47 | 29.40 | 0.00 | 72.40 |
| 09/29 12:40 | 289.17 | 61.88 | 29.40 | 0.00 | 72.40 |
| 09/29 12:30 | 289.16 | 67.20 | 29.40 | 0.20 | 72.40 |
| 09/29 12:20 | 289.15 | 76.06 | 29.40 | 0.00 | 72.20 |
| 09/29 12:10 | 289.14 | 85.51 | 29.40 | 0.00 | 72.20 |
| 09/29 12:00 | 289.13 | 94.37 | 29.40 | 0.00 | 72.20 |
| 09/29 11:50 | 289.12 | 104.32 | 29.40 | 0.00 | 72.20 |
| 09/29 11:40 | 289.11 | 109.93 | 29.40 | 0.00 | 72.20 |
| 09/29 11:30 | 289.10 | 59.13 | 29.40 | 0.40 | 72.20 |
| 09/29 11:20 | 289.08 | 52.59 | 29.40 | 0.00 | 71.80 |
| 09/29 11:10 | 289.05 | 52.16 | 29.40 | 0.00 | 71.80 |
| 09/29 11:00 | 289.03 | 50.41 | 29.40 | 0.00 | 71.80 |
| 09/29 10:50 | 289.00 | 49.05 | 29.40 | 0.40 | 71.90 |
| 09/29 10:40 | 288.98 | 52.65 | 29.40 | 0.20 | 71.50 |
| 09/29 10:30 | 288.96 | 51.79 | 29.40 | 0.00 | 71.30 |
| 09/29 10:20 | 288.94 | 48.96 | 29.40 | 0.20 | 71.30 |
| 09/29 10:10 | 288.91 | 49.41 | 29.40 | 0.50 | 71.10 |
| 09/29 10:00 | 288.89 | 54.71 | 29.30 | 0.80 | 70.60 |
| 09/29 09:50 | 288.87 | 52.75 | 29.30 | 1.10 | 69.80 |
| 09/29 09:40 | 288.84 | 50.42 | 29.30 | 0.10 | 68.70 |
| 09/29 09:30 | 288.82 | 44.08 | 29.30 | 0.80 | 68.60 |
| 09/29 09:20 | 288.80 | 27.38 | 29.30 | 0.40 | 67.70 |
| 09/29 09:10 | 288.78 | 22.12 | 29.30 | 0.40 | 67.30 |
| 09/29 09:00 | 288.75 | 1.65 | 29.30 | 0.10 | 66.90 |
| 09/29 08:50 | 288.73 | 2.78 | 29.30 | 0.00 | 66.80 |
| 09/29 08:40 | 288.70 | 0.00 | 29.30 | 0.00 | 66.80 |
| 09/29 08:30 | 288.69 | 29.64 | 29.30 | 0.00 | 66.80 |
| 09/29 08:20 | 288.68 | 52.41 | 29.30 | 0.50 | 66.90 |
| 09/29 08:10 | 288.68 | 47.80 | 29.30 | 0.60 | 66.40 |
| 09/29 08:00 | 288.67 | 47.82 | 29.30 | 0.00 | 65.80 |
| 09/29 07:50 | 288.66 | 44.37 | 29.30 | 0.20 | 65.80 |
| 09/29 07:40 | 288.65 | 43.23 | 29.30 | 0.70 | 65.60 |
| 09/29 07:30 | 288.65 | 46.14 | 29.30 | 0.10 | 64.90 |
ダム番号(0埋め不要)・洪水調節方式の訂正はTwitterでお知らせください。
洪水調整方式について、記載箇所(URL)がある場合、その場所も教えて頂けると助かります。
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