市县地震监测站观测手段多、站点数量庞大,是我国地震地下流体监测站网的重要组成部分。为了摸清市县监测资源底数、统筹用好市县监测数据,中国地震局首次开展全国市县地震监测资源评估工作。基于此项工作,从观测环境、观测系统、数据质量和预报应用4个方面对我国地下流体市县监测资源进行详细分析,结果显示:35.91%的测项评估为合格,可直接纳入国家数据库管理;48.00%的测项评估为基本合格,可纳入国家市县数据库管理;16.09%的测项评估为不合格,需要停测或者改造。对基本合格和不合格测项存在的问题进行简要分析,并提出具体可行的解决措施。
Local earthquake monitoring stations have multiple observation items and a large number of stations, making them an important component of China’s seismic underground fluid monitoring station network. In order to clarify the baseline of local monitoring stations and coordinate the use of monitoring data from local monitoring stations, the China Earthquake Administration has carried out the first national evaluation of local earthquake monitoring resources. Based on this work, a detailed analysis was conducted on the monitoring resources of underground fluid in local stations from four aspects: observation environment, observation system, data quality, and prediction application. The results show that 35.91% of the observation items are evaluated as qualified and can be directly included in the national database management; 48.00% are evaluated as basically qualified and can be included in the local database management; and 16.09% are evaluated as unqualified and require observation to be stopped or modified. A brief analysis was conducted on the problems existing in both basic qualified and unqualified observation items, and specific and feasible solutions were proposed.
2023,44(6): 123-130 收稿日期:2023-9-6
DOI:10.3969/j.issn.1003-3246.2023.06.018
基金项目:中国地震局市县资源评估(项目编号:123504111)
作者简介:陶志刚(1986—),男,工程师,主要从事地震地下流体监测及地震研究工作。E-mail:464788781@qq.com
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