2022年1—12月(yue)，重慶(qing)市(shi)地表水(shui)(shui)斷(duan)面238個(ge)(ge)，除46個(ge)(ge)入(ru)境(jing)斷(duan)面，其余(yu)192個(ge)(ge)斷(duan)面中Ⅰ—Ⅲ類水(shui)(shui)質(zhi)(zhi)斷(duan)面占(zhan)96.4%，其中，長江干流(liu)監測(ce)的19個(ge)(ge)斷(duan)面水(shui)(shui)質(zhi)(zhi)滿(man)足Ⅲ類的比例占(zhan)100%。

在按照城(cheng)市(shi)水質(zhi)指數（CWQI）對重慶(qing)市(shi)38個區縣(xian)(xian)(xian)(xian)（自治縣(xian)(xian)(xian)(xian)）和兩江新區、西部科學城(cheng)重慶(qing)高新區、萬盛經(jing)開區水環境質(zhi)量(liang)進行排(pai)名(ming)(ming)(ming)的表格中，排(pai)名(ming)(ming)(ming)前五的彭水縣(xian)(xian)(xian)(xian)、城(cheng)口縣(xian)(xian)(xian)(xian)、武隆區、黔江區、秀山(shan)(shan)縣(xian)(xian)(xian)(xian)排(pai)名(ming)(ming)(ming)無變化，與上月持平；重慶(qing)水質(zhi)排(pai)名(ming)(ming)(ming)前十區縣(xian)(xian)(xian)(xian)中，巫山(shan)(shan)縣(xian)(xian)(xian)(xian)排(pai)名(ming)(ming)(ming)上升2位(wei)，位(wei)列(lie)第(di)6，酉陽縣(xian)(xian)(xian)(xian)、巫溪縣(xian)(xian)(xian)(xian)排(pai)名(ming)(ming)(ming)均下(xia)降1位(wei)，位(wei)列(lie)第(di)7、第(di)8。