The outdoor air monitoring frequency is every 2 months

Saturday, 02/12/2023, 09:49(GMT +7)

On September 01, 2017, the Ministry of Natural Resources and Environment issued the Circular No. 24/2017/TT-BTNMT on environmental monitoring techniques, including: techniques for monitoring environmental components on a periodic basis; quality assurance and quality control in periodic environmental monitoring; basic requirements and technical specifications of automatic and continuous wastewater and exhaust gas monitoring systems; requirements for receipt, transfer and management of data of automatic and continuous environmental monitoring system; management and use of environmental monitoring equipment…

Monitoring frequency and time is one of the most important content in this Circular. In particular, the outdoor air monitoring frequency: at least 06 times per year, every 2 months; the noise monitoring frequency and time; the noise monitoring frequency: at least 04 times per year, every 03 months.

Outdoor air monitoring methods includes field sampling and measurement: methods shall be selected in accordance with the equivalent applicable national technical regulations.

Field sampling and measurement: methods shall be selected in accordance with the equivalent applicable national technical regulations. Noise monitoring methods: TCVN 7878 Acoustic – Description, measurement and assessment of environmental noise. For traffic noise caused by vehicles, in addition to measuring noise, it is required to determine the traffic intensity (vehicle/hour) by manual counting or automatic equipment.  Vibration monitoring methods: TCVN 6963:2001 Vibration and shock – Vibration emitted by construction works and factories – Method of measurement shall be complied with.

Circular No. 24/2017/TT-BTNMT takes effect on October 15, 2017.


(Source: luatvietnam.vn)

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