二風谷ダム(にぶたにだむ)
水系
沙流川
河川
沙流川
管理者
室蘭開発建設部
所在地
北海道沙流郡平取町字二風谷
目的
FNAWIP
型式
重力式コンクリート
洪水調節方式
自然調節
堤高(m)
32.0
堤頂長(m)
550.0
堤体積(千m3)
276.0
最低水位
(m)
(m)
40.00
平常時
最高貯水位(m)
最高貯水位(m)
45.00
洪水時
最高水位(m)
最高水位(m)
48.00
緊急放流(異常洪水時防災操作)
判断水位(m)
判断水位(m)
47.20
設計
最高水位(m)
最高水位(m)
49.00
予備放流水位
(m)
(m)
-
洪水貯留準備水位
(07/01~09/30)(m)
(07/01~09/30)(m)
40.00
洪水貯留操作開始流量
(m3/s)
(m3/s)
2,340.00
計画最大放流量
(m3/s)
(m3/s)
5,000.00
流域面積
(km2)
(km2)
1,215.00
雨量観測所情報
現在の状況(2025/09/15 15:00)
貯水位
!!39.71
m
全流入量
!!52.97
m³/s
全放流量
!!56.08
m³/s
10分雨量
!!!0.00
mm
時間雨量
!!!0.00
mm
累加雨量
!!!0.00
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) |
---|---|---|---|---|---|
09/15 15:00 | 39.71 | 52.97 | 56.08 | 0.00 | 0.00 |
09/15 14:00 | 39.80 | 66.69 | 64.80 | 0.00 | 0.00 |
09/15 13:00 | 40.02 | 70.59 | 69.04 | 0.00 | 0.00 |
09/15 12:00 | 40.07 | 72.68 | 69.38 | 0.00 | 0.00 |
09/15 11:00 | 40.06 | 75.16 | 69.31 | 0.00 | 0.00 |
09/15 10:00 | 40.04 | 75.48 | 69.16 | 0.00 | 0.00 |
09/15 09:00 | 39.97 | 72.40 | 68.85 | 0.00 | 0.00 |
09/15 08:00 | 39.86 | 72.50 | 68.51 | 0.00 | 0.00 |
09/15 07:00 | 39.71 | 65.03 | 80.64 | 0.00 | 0.00 |
09/15 06:00 | 39.97 | 76.36 | 81.60 | 0.00 | 0.00 |
09/15 05:00 | 40.06 | 79.94 | 82.11 | 0.00 | 0.00 |
09/15 04:00 | 40.08 | 83.38 | 82.29 | 0.00 | 0.00 |
09/15 03:00 | 40.08 | 89.06 | 82.29 | 0.00 | 0.00 |
09/15 02:00 | 39.98 | 103.86 | 81.65 | 0.00 | 0.00 |
09/15 01:00 | 39.67 | 84.17 | 94.39 | 0.00 | 0.00 |
09/15 00:00 | 39.88 | 91.82 | 95.33 | 0.00 | 0.00 |
09/14 23:00 | 39.93 | 101.42 | 95.54 | 0.00 | 0.00 |
09/14 22:00 | 39.82 | 96.38 | 95.06 | 0.00 | 0.00 |
09/14 21:00 | 39.89 | 106.40 | 109.44 | 0.00 | 55.10 |
09/14 20:00 | 39.93 | 121.41 | 109.64 | 0.00 | 55.10 |
09/14 19:00 | 39.69 | 109.64 | 108.42 | 0.00 | 55.10 |
09/14 18:00 | 39.84 | 128.87 | 121.05 | 0.00 | 55.10 |
09/14 17:00 | 39.77 | 133.91 | 129.01 | 0.00 | 55.10 |
09/14 16:00 | 39.76 | 141.45 | 135.86 | 0.00 | 55.10 |
09/14 15:00 | 39.73 | 146.98 | 142.58 | 0.00 | 55.10 |
09/14 14:00 | 39.81 | 155.74 | 150.06 | 0.00 | 55.10 |
09/14 13:00 | 39.70 | 154.07 | 156.20 | 0.00 | 55.10 |
09/14 12:00 | 39.82 | 144.91 | 160.55 | 0.00 | 55.10 |
09/14 11:00 | 39.95 | 160.26 | 152.45 | 0.00 | 55.10 |
09/14 10:00 | 39.82 | 151.41 | 151.52 | 0.10 | 55.10 |
09/14 09:00 | 39.90 | 146.37 | 152.11 | 0.30 | 55.00 |
09/14 08:00 | 39.88 | 131.42 | 134.43 | 0.80 | 54.70 |
09/14 07:00 | 39.90 | 135.92 | 129.65 | 1.00 | 53.90 |
09/14 06:00 | 39.83 | 110.00 | 127.12 | 0.80 | 52.90 |
09/14 05:00 | 39.91 | 75.06 | 85.14 | 2.20 | 52.10 |
09/14 04:00 | 39.89 | 65.66 | 71.03 | 1.60 | 49.90 |
09/14 03:00 | 39.81 | 50.16 | 59.61 | 3.50 | 48.30 |
09/14 02:00 | 39.95 | 52.42 | 59.99 | 5.80 | 44.80 |
09/14 01:00 | 39.95 | 51.27 | 49.43 | 1.80 | 39.00 |
09/14 00:00 | 39.68 | 32.15 | 30.76 | 4.90 | 37.20 |
09/13 23:00 | 39.61 | 23.52 | 26.49 | 7.10 | 32.30 |
09/13 22:00 | 39.67 | 28.69 | 26.56 | 9.60 | 25.20 |
09/13 21:00 | 39.56 | 26.74 | 22.24 | 4.80 | 15.60 |
09/13 20:00 | 39.51 | 22.60 | 24.24 | 3.20 | 10.80 |
09/13 19:00 | 39.52 | 22.15 | 20.79 | 3.50 | 7.60 |
09/13 18:00 | 39.48 | 19.97 | 20.69 | 2.40 | 4.10 |
09/13 17:00 | 39.50 | 20.64 | 20.77 | 1.70 | 1.70 |
09/13 16:00 | 39.46 | 11.61 | 19.92 | 0.00 | 0.00 |
09/13 15:00 | 39.68 | 17.69 | 23.02 | 0.00 | 0.00 |
09/13 14:00 | 39.78 | 19.90 | 21.03 | 0.00 | 0.00 |
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) |
---|---|---|---|---|---|
09/15 15:00 | 39.71 | 52.97 | 56.08 | 0.00 | 0.00 |
09/15 14:50 | 39.68 | 52.72 | 56.00 | 0.00 | 0.00 |
09/15 14:40 | 39.66 | 53.36 | 58.72 | 0.00 | 0.00 |
09/15 14:30 | 39.66 | 63.59 | 64.37 | 0.00 | 0.00 |
09/15 14:20 | 39.72 | 64.70 | 64.56 | 0.00 | 0.00 |
09/15 14:10 | 39.76 | 65.72 | 64.68 | 0.00 | 0.00 |
09/15 14:00 | 39.80 | 66.69 | 64.80 | 0.00 | 0.00 |
09/15 13:50 | 39.84 | 67.58 | 68.44 | 0.00 | 0.00 |
09/15 13:40 | 39.89 | 68.35 | 68.60 | 0.00 | 0.00 |
09/15 13:30 | 39.94 | 69.01 | 68.76 | 0.00 | 0.00 |
09/15 13:20 | 39.97 | 69.60 | 68.85 | 0.00 | 0.00 |
09/15 13:10 | 40.00 | 70.13 | 68.95 | 0.00 | 0.00 |
09/15 13:00 | 40.02 | 70.59 | 69.04 | 0.00 | 0.00 |
09/15 12:50 | 40.04 | 70.97 | 69.16 | 0.00 | 0.00 |
09/15 12:40 | 40.05 | 71.35 | 69.23 | 0.00 | 0.00 |
09/15 12:30 | 40.06 | 71.66 | 69.31 | 0.00 | 0.00 |
09/15 12:20 | 40.06 | 72.00 | 69.31 | 0.00 | 0.00 |
09/15 12:10 | 40.07 | 72.33 | 69.38 | 0.00 | 0.00 |
09/15 12:00 | 40.07 | 72.68 | 69.38 | 0.00 | 0.00 |
09/15 11:50 | 40.07 | 73.03 | 69.38 | 0.00 | 0.00 |
09/15 11:40 | 40.07 | 73.40 | 69.38 | 0.00 | 0.00 |
09/15 11:30 | 40.07 | 73.79 | 69.38 | 0.00 | 0.00 |
09/15 11:20 | 40.07 | 74.20 | 69.38 | 0.00 | 0.00 |
09/15 11:10 | 40.07 | 74.71 | 69.38 | 0.00 | 0.00 |
09/15 11:00 | 40.06 | 75.16 | 69.31 | 0.00 | 0.00 |
09/15 10:50 | 40.06 | 75.49 | 69.31 | 0.00 | 0.00 |
09/15 10:40 | 40.05 | 75.70 | 69.23 | 0.00 | 0.00 |
09/15 10:30 | 40.05 | 75.81 | 69.23 | 0.00 | 0.00 |
09/15 10:20 | 40.05 | 75.80 | 69.23 | 0.00 | 0.00 |
09/15 10:10 | 40.04 | 75.69 | 69.16 | 0.00 | 0.00 |
09/15 10:00 | 40.04 | 75.48 | 69.16 | 0.00 | 0.00 |
09/15 09:50 | 40.03 | 75.21 | 69.10 | 0.00 | 0.00 |
09/15 09:40 | 40.02 | 74.84 | 69.04 | 0.00 | 0.00 |
09/15 09:30 | 40.01 | 74.38 | 68.99 | 0.00 | 0.00 |
09/15 09:20 | 40.00 | 73.84 | 68.95 | 0.00 | 0.00 |
09/15 09:10 | 39.98 | 73.07 | 68.89 | 0.00 | 0.00 |
09/15 09:00 | 39.97 | 72.40 | 68.85 | 0.00 | 0.00 |
09/15 08:50 | 39.95 | 71.96 | 68.79 | 0.00 | 0.00 |
09/15 08:40 | 39.94 | 71.70 | 68.76 | 0.00 | 0.00 |
09/15 08:30 | 39.92 | 71.64 | 68.70 | 0.00 | 0.00 |
09/15 08:20 | 39.90 | 71.77 | 68.63 | 0.00 | 0.00 |
09/15 08:10 | 39.88 | 72.07 | 68.57 | 0.00 | 0.00 |
09/15 08:00 | 39.86 | 72.50 | 68.51 | 0.00 | 0.00 |
09/15 07:50 | 39.83 | 73.05 | 68.41 | 0.00 | 0.00 |
09/15 07:40 | 39.79 | 73.70 | 68.28 | 0.00 | 0.00 |
09/15 07:30 | 39.76 | 66.46 | 68.19 | 0.00 | 0.00 |
09/15 07:20 | 39.70 | 62.77 | 68.00 | 0.00 | 0.00 |
09/15 07:10 | 39.62 | 63.06 | 80.29 | 0.00 | 0.00 |
09/15 07:00 | 39.71 | 65.03 | 80.64 | 0.00 | 0.00 |
09/15 06:50 | 39.77 | 67.25 | 80.87 | 0.00 | 0.00 |
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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