2021年5月19日，北京(jing)市水(shui)(shui)(shui)(shui)(shui)務局發布(bu)消息稱，北京(jing)在(zai)加(jia)強污水(shui)(shui)(shui)(shui)(shui)處理(li)的同時(shi)，加(jia)快再(zai)生(sheng)(sheng)水(shui)(shui)(shui)(shui)(shui)利用(yong)(yong)(yong)，擴大其(qi)用(yong)(yong)(yong)途和用(yong)(yong)(yong)量。據了(le)解(jie)，北京(jing)市2020年的再(zai)生(sheng)(sheng)水(shui)(shui)(shui)(shui)(shui)利用(yong)(yong)(yong)量達12億立(li)(li)方(fang)(fang)米，占全市年度(du)水(shui)(shui)(shui)(shui)(shui)資源配(pei)置總量近三成，其(qi)中，再(zai)生(sheng)(sheng)水(shui)(shui)(shui)(shui)(shui)工業用(yong)(yong)(yong)水(shui)(shui)(shui)(shui)(shui)0.58億立(li)(li)方(fang)(fang)米、環衛綠化用(yong)(yong)(yong)水(shui)(shui)(shui)(shui)(shui)0.19億立(li)(li)方(fang)(fang)米、河(he)湖補水(shui)(shui)(shui)(shui)(shui)11.07億立(li)(li)方(fang)(fang)米，其(qi)余用(yong)(yong)(yong)于生(sheng)(sheng)活用(yong)(yong)(yong)水(shui)(shui)(shui)(shui)(shui)。

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另外，北京(jing)市(shi)對一批(pi)污水(shui)處理(li)(li)(li)廠進行了升(sheng)級改造，并(bing)新建了一批(pi)再(zai)(zai)生(sheng)(sheng)(sheng)水(shui)廠。截至(zhi)2020年底，北京(jing)市(shi)現有大(da)中(zhong)型污水(shui)處理(li)(li)(li)廠和(he)(he)再(zai)(zai)生(sheng)(sheng)(sheng)水(shui)廠共67座，污水(shui)處理(li)(li)(li)能力679.2萬立方米/日，污水(shui)處理(li)(li)(li)率達95%，所有的新建再(zai)(zai)生(sheng)(sheng)(sheng)水(shui)廠和(he)(he)升(sheng)級改造污水(shui)處理(li)(li)(li)廠主(zhu)要主(zhu)要出水(shui)指標達到地表水(shui)四類標準。

與此同時(shi)，再(zai)生(sheng)水(shui)用(yong)水(shui)范圍也在不斷擴大，由原本的綠化(hua)、洗車、沖廁(ce)等逐步推廣到工業、河湖環境及道路澆灑等方面，再(zai)生(sheng)水(shui)已成為(wei)(wei)北京(jing)不可或缺的重(zhong)要水(shui)源。北京(jing)市(shi)水(shui)務局有關負責人表示，為(wei)(wei)了更好地緩(huan)解(jie)水(shui)資源供需矛盾，實(shi)現水(shui)生(sheng)態的良(liang)性(xing)循環，北京(jing)市(shi)將著(zhu)重(zhong)在提(ti)升再(zai)生(sheng)水(shui)的使用(yong)效益上下(xia)功夫。