根據2022年(nian)重污染(ran)天氣(qi)應急減排清單分析(xi)可知，全(quan)國(guo)27個省(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)（市、自治區）共有燒(shao)(shao)結(jie)磚瓦企(qi)業(ye)(ye)7459家(jia)，非(fei)燒(shao)(shao)結(jie)磚瓦企(qi)業(ye)(ye)3090家(jia)。四川省(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)、河(he)南(nan)省(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)、湖(hu)(hu)南(nan)省(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)、山東(dong)(dong)省(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)、山西(xi)省(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)、安徽省(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)和河(he)北省(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)燒(shao)(shao)結(jie)磚瓦企(qi)業(ye)(ye)占全(quan)國(guo)燒(shao)(shao)結(jie)磚瓦企(qi)業(ye)(ye)67%；河(he)北省(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)、河(he)南(nan)省(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)、山東(dong)(dong)省(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)、山西(xi)省(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)、湖(hu)(hu)北省(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)、江蘇省(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)、陜(shan)西(xi)省(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)和湖(hu)(hu)南(nan)省(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)非(fei)燒(shao)(shao)結(jie)磚瓦企(qi)業(ye)(ye)數(shu)量較多。

    圖1.全國磚瓦企業區域分布

    目前磚瓦(wa)行業標(biao)(biao)準包括國家標(biao)(biao)準和河北省(sheng)、天津市、江蘇省(sheng)、上海(hai)市地方標(biao)(biao)準，均規(gui)定了顆粒物(wu)(wu)(wu)、二氧(yang)化硫、氮氧(yang)化物(wu)(wu)(wu)排放濃(nong)(nong)度，其中(zhong)顆粒物(wu)(wu)(wu)濃(nong)(nong)度限值(zhi)范(fan)圍(wei)為(wei)10~30mg/m3，二氧(yang)化硫濃(nong)(nong)度限值(zhi)范(fan)圍(wei)為(wei)20~300mg/m3，氮氧(yang)化物(wu)(wu)(wu)濃(nong)(nong)度限值(zhi)范(fan)圍(wei)為(wei)100~400mg/m3。廠區無組織(zhi)顆粒物(wu)(wu)(wu)濃(nong)(nong)度限值(zhi)范(fan)圍(wei)為(wei)1~5mg/m3。