1. Noise level in Working area (Leq 8 hr.) 3 station is 1 station the station area Waste water according to the standards of Thailand. But is higher than of Lao Standard and is 2 station in High Pressure and EBI Pepsi Line is higher than both standard. This standard requires that the term of office of the first day of the working 8-hour average noise level throughout the duration of the work must not exceed 90 dB (A) (the country) and must not exceed 85 dB (A). (Standard of Lao People's Democratic Republic).
2. Illumination Level in working area number three spot is the area Drinking water warehouse, Inno Fill Pet DRV and Working Area of Drinking water Line is higher than both standard.