Standard No.:	HJ 915-2017
English Name:	Technical specifications for automatic monitoring of surface water
Chinese Name:	地表水自动监测技术规范（试行）
Professional Classification:	HJ    Professional Standard - Environment
Issued by:	ZHB
Issued on:	2017-12-28
Implemented on:	2018-4-1
Status:	valid
Language:	English
File Format:	PDF
Word Count:	15000 words
Price(USD):	360.0
Delivery:	via email in 1 business day

1 Scope This standard specifies the technical requirements for the construction, acceptance, operation, management, etc. of surface water (excluding seawater) quality automatic monitoring system. This standard is applicable to the automatic water quality monitoring system built by environmental protection departments. 2 Normative references The following normative documents contain provisions which, through reference in this text, constitute provisions of this standard. For undated references, the latest edition applies. GB 3838 Environmental quality standards for surface water HJ/T 96 Technical requirement for water quality automatic analyzer of pH HJ/T 97 Technical requirement for water quality automatic analyzer of electroconductivity HJ/T 98 Technical requirement for water quality automatic analyzer of turbidity HJ/T 99 Technical requirement for water quality automatic analyzer of dissolved oxygen HJ/T 100 Technical requirement for water quality automatic ananlyzer of permanganate index HJ/T 101 Technical requirement for water quality automatic analyzer of ammonia nitrogen HJ/T 102 Technical requirement for water quality automatic analyzer of total nitrogen HJ/T 103 Technical requirement for water quality automatic analyzer of total phosphorus HJ/T 104 Technical requirement for water quality automatic analyzer of total organic carbon   3 Terms and definitions For the purpose of this standard, the following terms and definitions apply. 3.1 automatic water quality monitoring whole process of automatic collection, processing, analysis and data transmission of surface water sample 3.2 automatic water quality monitoring station field part that completes the automatic monitoring of surface water quality, which is generally composed of all or several units of station building, water sampling and distribution, control, detection, data transmission, etc., and referred to as water station for short 3.3 automatic water quality monitoring center system for remote monitoring, data transmission statistics and application of water station, which is referred to as data center for short 3.4 automatic water quality monitoring system automatic monitoring system composed of water station and data center 3.5 conventional five parameters five routine items in surface water quality monitoring, namely water temperature, pH, dissolved oxygen, electroconductivity and turbidity

Foreword i 1 Scope 2 Normative references 3 Terms and definitions 4 Construction of automatic water quality monitoring system 5 Acceptance of automatic water quality monitoring system 6 Operation & maintenance of automatic water quality monitoring system 7 Quality assurance and quality control 8 Data acquisition frequency and validity determination 9 Establishing guarantee systems Annex A (Normative) Selection of surface water quality items to be automatically monitored and requirements for performance of instruments Annex B (Informative) Technical requirements for construction of automatic water quality monitoring system Annex C (Informative) Technical requirements for acceptance of water quality automatic monitoring system