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near the present location of
Shihmen Dam. The canal enabled a more constant water supply for Taoyuan and effectively returned water to old channels of the river that had been cut off thousands of years ago. Due to urbanization, the Dahan river is increasing in importance as a domestic water source, while the use for irrigation has decreased.
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The
Taiwanese government has proposed the construction of a mega-dam on the Takekan Creek known as Gaotai Dam (高台壩) to trap silt and provide additional water storage. This plan has been criticized due to its potential environmental damage, and its limited useful life, because the new reservoir would
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the Dahan River and caused it to flow northeast. As a result the Dahan River cut a canyon through the alluvial sediments for more than 30 kilometres (19 mi) to reach the new lower elevation. The former channels of the Dahan River remain as "beheaded" streams that flow only seasonally across the
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Due to the lack of a natural water source for the
Taoyuan plateau, thousands of artificial ponds were constructed to capture summer rainfall for irrigation, making the area one of Taiwan's most productive agricultural regions. In 1928 the Taoyuan Canal was dug to divert water from the Dahan River
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The
Shihmen Dam, one of Taiwan's first multi-purpose water projects, was completed in 1964. It provides flood control, irrigation, domestic water supply and hydroelectricity for much of Taoyuan and New Taipei City. The dam has had problems with
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in 2007, destroying Baling village and washing 10,000,000 cubic metres (350,000,000 cu ft) of silt into the Dahan River.
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of the Dahan River, created by sediments eroded from the mountains. About 30,000 years ago, tectonic movement caused the
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to empty into the Taiwan Strait about 20 kilometres (12 mi) west of the mouth of the Tamsui River. The
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423:(三峽溪). It continues to flow northeast across New Taipei City until its confluence with the
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storms and earthquakes in the upper Dahan River drainage. About 123 "sabo dams" (
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town. The
Takekan, the larger of the two is sometimes considered part of the
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Map showing the location of the Dahan River within the Tamsui River watershed
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build-up since its construction, due to the high rate of erosion caused by
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363:(泰崗溪). An alternative historical name for the Dahan is the
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The Dahan River once flowed north through the area of
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Dahan River and Luo-fu bridge above
Shihmen reservoir
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458:to drop in elevation, and the Tamsui River system
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239:59.62 m/s (2,105 cu ft/s)
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249:22.94 m/s (810 cu ft/s)
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205:1,163 km (449 sq mi)
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325:for 135 km, before it joins
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399:, it turns west and flows into
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1:
145:3,420 m (11,220 ft)
109:Physical characteristics
185: • elevation
141: • elevation
610:Landforms of Hsinchu County
223: • location
165: • location
129: • location
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375:The Dahan River begins on
255: • maximum
245: • minimum
235: • average
615:Landforms of Taoyuan City
438:Dahan River in New Taipei
403:, which is formed by the
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309:) is a river in northern
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535:List of rivers in Taiwan
419:, where it receives the
197:135 km (84 mi)
27:River in Northern Taiwan
620:Landforms of New Taipei
317:and then flows through
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189:10 m (33 ft)
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385:Shei-Pa National Park
383:, near the border of
371:Geography and geology
556:philip.pristine.net
48:25.0426°N 121.4840°E
625:Landforms of Taipei
313:. It originates in
44: /
560:2017-01-13 at the
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427:, which forms the
76:In New Taipei City
401:Shihmen Reservoir
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174:Sanchong District
53:25.0426; 121.4840
16:(Redirected from
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605:Rivers of Taiwan
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450:is the ancient
448:Taoyuan Plateau
417:New Taipei City
413:Sanxia District
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323:New Taipei City
305:, also spelled
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502:Typhoon Wipha
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361:Taigang Creek
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581:. Retrieved
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523:Luofu Bridge
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456:Taipei Basin
452:alluvial fan
444:Taoyuan City
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429:Tamsui River
421:Sanxia River
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364:
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333:to form the
319:Taoyuan City
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170:Tamsui River
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518:Daxi Bridge
498:Junghua Dam
405:Shihmen Dam
302:Tāi-hàn-khe
275:Dahan River
65:Dahan River
51: /
39:121°29′02″E
18:Dahan Creek
599:Categories
574:"新北市觀光旅遊網"
541:References
494:check dams
351:Pe̍h-ōe-jī
297:Pe̍h-ōe-jī
202:Basin size
36:25°02′33″N
463:plateau.
393:main stem
214:Discharge
583:16 April
578:新北市觀光旅遊網
558:Archived
529:See also
460:captured
292:Dàhàn Xī
94:Location
512:Bridges
490:typhoon
389:Jianshi
367:(石門溪).
343:Chinese
279:Chinese
99:Country
397:Fuxing
353::
345::
331:Taipei
311:Taiwan
299::
289::
287:pinyin
281::
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194:Length
159:
118:Source
103:Taiwan
554:Image
359:) or
307:Tahan
228:mouth
155:Mouth
585:2023
486:silt
467:Dams
347:大嵙崁溪
321:and
273:The
415:of
379:in
329:in
283:大漢溪
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576:.
431:.
349:;
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341:(
277:(
20:)
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