2022年1—12月，重慶市地表水斷(duan)面238個(ge)(ge)(ge)，除46個(ge)(ge)(ge)入(ru)境斷(duan)面，其(qi)(qi)余192個(ge)(ge)(ge)斷(duan)面中(zhong)Ⅰ—Ⅲ類(lei)水質(zhi)斷(duan)面占96.4%，其(qi)(qi)中(zhong)，長(chang)江(jiang)干流監測的19個(ge)(ge)(ge)斷(duan)面水質(zhi)滿足Ⅲ類(lei)的比例占100%。

在按照(zhao)城市(shi)水質指(zhi)數（CWQI）對重慶(qing)市(shi)38個(ge)區縣(xian)(xian)(xian)(xian)（自治縣(xian)(xian)(xian)(xian)）和兩江新(xin)區、西部(bu)科學城重慶(qing)高新(xin)區、萬盛經開區水環境質量進(jin)行排(pai)(pai)名(ming)(ming)的表(biao)格中(zhong)(zhong)，排(pai)(pai)名(ming)(ming)前五的彭(peng)水縣(xian)(xian)(xian)(xian)、城口縣(xian)(xian)(xian)(xian)、武隆區、黔江區、秀山(shan)(shan)縣(xian)(xian)(xian)(xian)排(pai)(pai)名(ming)(ming)無變化(hua)，與上(shang)月持(chi)平；重慶(qing)水質排(pai)(pai)名(ming)(ming)前十(shi)區縣(xian)(xian)(xian)(xian)中(zhong)(zhong)，巫山(shan)(shan)縣(xian)(xian)(xian)(xian)排(pai)(pai)名(ming)(ming)上(shang)升(sheng)2位(wei)(wei)，位(wei)(wei)列第(di)6，酉(you)陽縣(xian)(xian)(xian)(xian)、巫溪縣(xian)(xian)(xian)(xian)排(pai)(pai)名(ming)(ming)均下(xia)降1位(wei)(wei)，位(wei)(wei)列第(di)7、第(di)8。