中国地震台网正式测定：7月31日00时58分在台湾台东县海域(北纬23.01度，东经121.47度)发生4.0级地震，震源深度20千米。
(总台央视记者 张腾飞)
2016nianhebei“7·19”tedabaoyuhonglaozaihaizhihou，hebeishengshuilishuidiandierkantanshejiyanjiuyuangongchengshizhaoweiyezengzhuanwenfansiguodangdifanghongtixideboruohuanjie，qizhongzhiyishixuzhihongquanquanjianshezhihou。2(2)01(1)6(6)年(nian)河(he)北(bei)“(“)7(7)·(·)1(1)9(9)”(”)特(te)大(da)暴(bao)雨(yu)洪(hong)涝(lao)灾(zai)害(hai)之(zhi)后(hou)，(，)河(he)北(bei)省(sheng)水(shui)利(li)水(shui)电(dian)第(di)二(er)勘(kan)探(tan)设(she)计(ji)研(yan)究(jiu)院(yuan)工(gong)程(cheng)师(shi)赵(zhao)伟(wei)也(ye)曾(zeng)撰(zhuan)文(wen)反(fan)思(si)过(guo)当(dang)地(di)防(fang)洪(hong)体(ti)系(xi)的(de)薄(bo)弱(ruo)环(huan)节(jie)，(，)其(qi)中(zhong)之(zhi)一(yi)是(shi)蓄(xu)滞(zhi)洪(hong)区(qu)安(an)全(quan)建(jian)设(she)滞(zhi)后(hou)。(。)
