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Geri嘉義水庫蓄水量逆勢上漲 仁義潭突破7成 曾文有望破2億立方公尺
嘉義水庫蓄水量逆勢上漲 仁義潭突破7成 曾文有望破2億立方公尺
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嘉義水庫蓄水量逆勢上漲 仁義潭突破7成 曾文有望破2億立方公尺

Hızlı Bakış

儘管嘉義地區連日大雨已停歇,但土壤飽和滲漏效應持續,仁義潭水庫蓄水量逆勢上漲至71.6%,曾文水庫蓄水量也逼近2億立方公尺,為水情帶來好消息。

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Neden Önemli?

嘉義地區連日降雨後,儘管雨勢已停歇,但因土壤含水飽和,地下水持續滲漏匯入溪流,帶動水庫蓄水量持續上升。

Yazı boyutu

雨停之後,仁義潭水庫仍持續大量進水。(記者蔡宗勳攝)

大雨雖然停了,但水庫進補秀仍持續上演,嘉義地區連日降雨帶來的「後勁」相當驚人,儘管這幾天集水區雨勢已明顯減緩甚至停歇,但在土壤含水飽和、持續滲漏進溪流的效應下,仁義潭與曾文水庫的蓄水量依舊持續「逆勢大補血」,仁義潭達71.6%、曾文蓄水量有機會跨越2億立方公尺。

以供應嘉義地區民生用水為主的仁義潭水庫為例,其水源主要引自八掌溪上游流域。雖然該流域自17日起就已經沒有降雨,但由於前陣子連日大雨讓山區土壤含水量達到飽和,地下水不斷滲漏匯入溪裡,帶動仁義潭水庫蓄水率一路飆升。蓄水率已從17日上午7點的66.8%,今天上午7點一舉突破7成大關、來到71.6%,蓄水量也從1643萬立方公尺顯著增至1760萬立方公尺。

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全台蓄水量最大的曾文水庫,同樣展現了驚人的「雨後續航力」。曾文水庫集水區從16日起雨勢就大幅減緩,當天降雨量僅11.5毫米,17日更縮減至1.1毫米,昨天也只有1.5毫米,3天累計雨量僅有14.1毫米。

然而受惠於上游地表逕流源源不絕地流入,曾文水庫的蓄水率仍從17日深夜23時的39%,一路攀升至今天上午8點的40.7%;蓄水量也從1億7551萬立方公尺衝上1億8332萬立方公尺。依照目前的進水速度,這幾天內就有極大機會跨越「2億立方公尺」的里程碑,為後續的水情帶來好消息。

曾文水庫17日深夜23時的蓄水率為39% 。(擷取自經濟部水利署網站)

曾文水庫19日上午8點蓄水率40.7% 。(擷取自經濟部水利署網站)

仁義潭水庫17日上午7點蓄水率66.8%。(擷取自台灣水庫水情網站)

仁義潭水庫19日上午7點蓄水率71.6%。(擷取自經濟部水利署網站)

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Yapay zekâ öngörüsü — kesinlik taşımaz

  • 曾文水庫蓄水量有望在幾天內跨越2億立方公尺里程碑

    Çok muhtemel · Günler içinde

Açık Sorular

  • 未來降雨是否會持續影響水庫水量?
  • 水庫水量是否能滿足長期用水需求?

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