2001～2004年济宁市市中区村居自备井水水质分析

[目的]了解村居自备水井水质状况,加强农村自备水井的卫生监督管理。[方法]对2001～2004年济宁市市中区村居自备水井水质检测资料进行分析。[结果]合计检测325份水样,合格的281份,合格率为86.46%。不合格的44份水样中,总硬度超标的42份,细菌总数超标的30份,大肠菌群超标的27份,硝酸盐超标的11份,色度超标的9份,氟化物超标的2份。[结论]水井水质检测合格率偏低,村居水井井水存在不同程度的污染。

Quality Analysis on Water from Wells of Villages in Shizhong District of Jining City from 2001 to 2004

[Objective]To understand the water quality from wells of villages and strengthen health supervision.[Methods]Analysis was made on water quality data from wells of villages in Shizhong district of Jining city, 2001-2004.[Results]A total of 325 water samples were detected,281 were qualified,with a qualified rate of 86.46%.Of 44 unqualified water samples exceeding the standard,42 in total hardness,30 in tatal bacterial count,27 in coli-group,11 in nitrate,9 in degree of color and 2 in fluoride.[Conclusion]The qualified rate of wells is low in water quality,indicating different degrees of contamination in well water.