荆州镇护城河环绕荆州古城,共长11.6公里,水面共计900亩(其中包括四个鱼场).自1985年太湖港与护城河分开后,护城河从此成了一潭死水.每年四周向护城河中排放的工业污水高达400.76万吨。生活污水达562万吨.目前,护城河的污染已成了有关环保部门最棘手的大事.1 污染现状1991年2月江陵环保股的监测数据表明,在国家规定的15项地面水标准中,有11项严重超标.护城河水体中的有机物、硫化物、挥发酚、砷化物、氮化物、六价铬、氟化物、酸碱等都严重超过国家规定地面水 Jingzhou Town Moat Surrounded by the ancient city of Jingzhou, a total length of 11.6 kilometers, a total of 900 acres of water (including four fish farms.) Since the Taihu Lake Port and moat in 1985 after the separation, the moat has become a pool of stagnant water. Four weeks a year to moat discharge of industrial wastewater Up to 400.76 tons. Domestic sewage up to 5.62 million tons.Currently, the moat pollution has become the most thorny issue for the environmental protection department.1 Status of Pollution Monitoring data of Jiangling Environmental Protection Unit in February 1991 shows that among the 15 ground water standards stipulated by the State, there are 11 seriously exceeded the moat water body of organic matter, sulfide, volatile phenol, arsenide, nitride, hexavalent chromium, fluoride, acid-base and so seriously over the national water surface