川俣ダム(かわまた)
水系
利根川
河川
鬼怒川
管理者
鬼怒川ダム統合管理事務所
所在地
栃木県日光市川俣
目的
FNP
型式
アーチ
洪水調節方式
一定率一定量調節
堤高(m)
117.0
堤頂長(m)
131.0
堤体積(千m3)
147.0
最低水位
(m)
(m)
930.00
平常時
最高貯水位(m)
最高貯水位(m)
976.00
洪水時
最高水位(m)
最高水位(m)
976.00
緊急放流(異常洪水時防災操作)
判断水位(m)
判断水位(m)
974.10
設計
最高水位(m)
最高水位(m)
979.00
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)
350.00
計画最大放流量
(m3/s)
(m3/s)
350.00
流域面積
(km2)
(km2)
179.40
雨量観測所情報
現在の状況(2026/09/29 07:20)
貯水位
!962.95
m
全流入量
!!12.70
m³/s
全放流量
!!!9.91
m³/s
10分雨量
!!!0.00
mm
時間雨量
!!!1.40
mm
累加雨量
!!16.50
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 07:00 | 962.95 | 15.34 | 10.19 | 1.40 | 16.50 |
| 09/29 06:00 | 962.94 | 10.04 | 9.97 | 3.90 | 15.10 |
| 09/29 05:00 | 962.94 | 10.04 | 9.87 | 1.00 | 11.40 |
| 09/29 04:00 | 962.94 | 10.24 | 10.02 | 0.40 | 10.40 |
| 09/29 03:00 | 962.94 | 9.17 | 2.76 | 1.00 | 10.00 |
| 09/29 02:00 | 962.92 | 11.55 | 0.44 | 0.00 | 9.00 |
| 09/29 01:00 | 962.90 | 11.45 | 0.44 | 0.40 | 9.00 |
| 09/29 00:00 | 962.88 | 10.07 | 10.18 | 0.40 | 8.60 |
| 09/28 23:00 | 962.88 | 10.04 | 9.99 | 0.40 | 8.20 |
| 09/28 22:00 | 962.88 | 10.04 | 10.15 | 0.40 | 7.80 |
| 09/28 21:00 | 962.88 | 10.04 | 10.11 | 0.20 | 7.40 |
| 09/28 20:00 | 962.88 | 10.05 | 10.09 | 0.40 | 7.20 |
| 09/28 19:00 | 962.88 | 13.24 | 10.20 | 0.40 | 6.80 |
| 09/28 18:00 | 962.87 | 8.50 | 10.15 | 0.40 | 6.40 |
| 09/28 17:00 | 962.88 | 11.74 | 9.95 | 0.00 | 6.00 |
| 09/28 16:00 | 962.87 | 9.06 | 2.76 | 0.00 | 6.00 |
| 09/28 15:00 | 962.85 | 9.52 | 0.44 | 0.00 | 6.00 |
| 09/28 14:00 | 962.84 | 14.97 | 0.44 | 0.00 | 6.00 |
| 09/28 13:00 | 962.81 | 9.77 | 0.44 | 0.20 | 6.00 |
| 09/28 12:00 | 962.79 | 13.58 | 10.02 | 0.40 | 5.80 |
| 09/28 11:00 | 962.79 | 9.45 | 15.19 | 0.00 | 5.40 |
| 09/28 10:00 | 962.80 | 9.73 | 14.97 | 2.60 | 5.40 |
| 09/28 09:00 | 962.81 | 14.99 | 14.59 | 1.40 | 2.80 |
| 09/28 08:00 | 962.81 | 9.76 | 14.98 | 1.40 | 1.40 |
| 09/28 07:00 | 962.82 | 9.46 | 14.81 | 0.00 | 0.00 |
| 09/28 06:00 | 962.83 | 9.71 | 14.80 | 0.00 | 0.00 |
| 09/28 05:00 | 962.84 | 9.80 | 14.61 | 0.00 | 0.00 |
| 09/28 04:00 | 962.85 | 9.43 | 15.19 | 0.00 | 0.00 |
| 09/28 03:00 | 962.86 | 9.76 | 15.30 | 0.00 | 0.00 |
| 09/28 02:00 | 962.87 | 15.00 | 14.98 | 0.00 | 0.00 |
| 09/28 01:00 | 962.87 | 9.73 | 15.00 | 0.00 | 0.00 |
| 09/28 00:00 | 962.88 | 9.70 | 15.36 | 0.00 | 0.00 |
| 09/27 23:00 | 962.89 | 9.42 | 14.83 | 0.00 | 0.00 |
| 09/27 22:00 | 962.90 | 9.71 | 14.83 | 0.00 | 0.00 |
| 09/27 21:00 | 962.91 | 15.04 | 14.96 | 0.00 | 0.00 |
| 09/27 20:00 | 962.91 | 9.70 | 14.98 | 0.00 | 0.00 |
| 09/27 19:00 | 962.92 | 9.40 | 14.85 | 0.00 | 0.00 |
| 09/27 18:00 | 962.93 | 9.74 | 15.10 | 0.00 | 0.00 |
| 09/27 17:00 | 962.94 | 9.72 | 15.15 | 0.00 | 0.00 |
| 09/27 16:00 | 962.95 | 15.02 | 15.06 | 0.00 | 0.00 |
| 09/27 15:00 | 962.95 | 9.46 | 15.20 | 0.00 | 0.00 |
| 09/27 14:00 | 962.96 | 9.88 | 15.26 | 0.00 | 0.00 |
| 09/27 13:00 | 962.97 | 11.57 | 16.99 | 0.00 | 0.00 |
| 09/27 12:00 | 962.98 | 11.15 | 16.68 | 0.00 | 0.00 |
| 09/27 11:00 | 962.99 | 11.52 | 16.78 | 0.00 | 0.00 |
| 09/27 10:00 | 963.00 | 11.49 | 16.70 | 0.00 | 0.00 |
| 09/27 09:00 | 963.01 | 11.25 | 16.55 | 0.00 | 0.00 |
| 09/27 08:00 | 963.02 | 11.50 | 16.92 | 0.00 | 0.00 |
| 09/27 07:00 | 963.03 | 11.55 | 16.76 | 0.00 | 0.00 |
| 09/27 06:00 | 963.04 | 11.29 | 16.91 | 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) |
|---|---|---|---|---|---|
| 09/29 07:20 | 962.95 | 12.70 | 9.91 | 0.00 | 16.50 |
| 09/29 07:10 | 962.95 | 15.36 | 9.90 | 0.00 | 16.50 |
| 09/29 07:00 | 962.95 | 15.34 | 10.19 | 0.40 | 16.50 |
| 09/29 06:50 | 962.95 | 15.30 | 10.12 | 0.00 | 16.10 |
| 09/29 06:40 | 962.95 | 15.28 | 10.17 | 0.60 | 16.10 |
| 09/29 06:30 | 962.95 | 15.29 | 9.92 | 0.40 | 15.50 |
| 09/29 06:20 | 962.94 | 12.67 | 10.16 | 0.00 | 15.10 |
| 09/29 06:10 | 962.94 | 10.04 | 9.92 | 0.00 | 15.10 |
| 09/29 06:00 | 962.94 | 10.04 | 9.97 | 0.40 | 15.10 |
| 09/29 05:50 | 962.94 | 10.05 | 9.90 | 0.70 | 14.70 |
| 09/29 05:40 | 962.94 | 10.07 | 10.09 | 0.80 | 14.00 |
| 09/29 05:30 | 962.94 | 10.06 | 10.17 | 1.00 | 13.20 |
| 09/29 05:20 | 962.94 | 10.03 | 10.14 | 0.40 | 12.20 |
| 09/29 05:10 | 962.94 | 10.02 | 10.02 | 0.40 | 11.80 |
| 09/29 05:00 | 962.94 | 10.04 | 9.87 | 0.00 | 11.40 |
| 09/29 04:50 | 962.94 | 10.04 | 10.11 | 0.00 | 11.40 |
| 09/29 04:40 | 962.94 | 10.03 | 10.17 | 0.80 | 11.40 |
| 09/29 04:30 | 962.94 | 10.03 | 9.91 | 0.20 | 10.60 |
| 09/29 04:20 | 962.94 | 10.02 | 10.00 | 0.00 | 10.40 |
| 09/29 04:10 | 962.94 | 9.45 | 10.05 | 0.00 | 10.40 |
| 09/29 04:00 | 962.94 | 10.24 | 10.02 | 0.40 | 10.40 |
| 09/29 03:50 | 962.94 | 11.82 | 10.04 | 0.00 | 10.00 |
| 09/29 03:40 | 962.94 | 10.22 | 10.08 | 0.00 | 10.00 |
| 09/29 03:30 | 962.94 | 9.72 | 10.10 | 0.00 | 10.00 |
| 09/29 03:20 | 962.94 | 12.59 | 9.71 | 0.00 | 10.00 |
| 09/29 03:10 | 962.94 | 11.56 | 2.75 | 0.00 | 10.00 |
| 09/29 03:00 | 962.94 | 9.17 | 2.76 | 0.00 | 10.00 |
| 09/29 02:50 | 962.93 | 10.74 | 0.44 | 0.00 | 10.00 |
| 09/29 02:40 | 962.93 | 11.27 | 0.44 | 0.40 | 10.00 |
| 09/29 02:30 | 962.93 | 12.27 | 0.44 | 0.00 | 9.60 |
| 09/29 02:20 | 962.92 | 11.00 | 0.44 | 0.40 | 9.60 |
| 09/29 02:10 | 962.92 | 11.00 | 0.44 | 0.20 | 9.20 |
| 09/29 02:00 | 962.92 | 11.55 | 0.44 | 0.00 | 9.00 |
| 09/29 01:50 | 962.92 | 11.80 | 0.44 | 0.00 | 9.00 |
| 09/29 01:40 | 962.91 | 11.27 | 0.44 | 0.00 | 9.00 |
| 09/29 01:30 | 962.91 | 9.16 | 0.44 | 0.00 | 9.00 |
| 09/29 01:20 | 962.90 | 10.74 | 0.44 | 0.00 | 9.00 |
| 09/29 01:10 | 962.90 | 11.27 | 0.44 | 0.00 | 9.00 |
| 09/29 01:00 | 962.90 | 11.45 | 0.44 | 0.40 | 9.00 |
| 09/29 00:50 | 962.89 | 8.07 | 0.44 | 0.00 | 8.60 |
| 09/29 00:40 | 962.89 | 9.69 | 0.44 | 0.00 | 8.60 |
| 09/29 00:30 | 962.89 | 11.30 | 0.44 | 0.00 | 8.60 |
| 09/29 00:20 | 962.89 | 8.15 | 0.44 | 0.00 | 8.60 |
| 09/29 00:10 | 962.88 | 9.21 | 0.44 | 0.00 | 8.60 |
| 09/29 00:00 | 962.88 | 10.07 | 10.18 | 0.00 | 8.60 |
| 09/28 23:50 | 962.88 | 10.04 | 10.21 | 0.40 | 8.60 |
| 09/28 23:40 | 962.88 | 10.04 | 10.09 | 0.00 | 8.20 |
| 09/28 23:30 | 962.88 | 10.02 | 10.06 | 0.00 | 8.20 |
| 09/28 23:20 | 962.88 | 10.01 | 9.99 | 0.00 | 8.20 |
| 09/28 23:10 | 962.88 | 10.02 | 10.02 | 0.00 | 8.20 |
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。
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