Division BAT 9 BAT is to carry out the monitoring and measurement of emissions to air, as indicated below, on a regular basis with the frequency indicated and according to EN standards. If EN standards are not available, BAT is to use ISO, national or other international standards which ensure the provision of data of an equivalent scientific quality.
United Kingdom
| Parameter | Monitoring frequency | Emission source | Monitoring associated with | |
|---|---|---|---|---|
| a | NOx and SO2 | Continuous | Recovery boiler | BAT 21 BAT 22 BAT 36 BAT 37 |
| Periodic or continuous | Lime kiln | BAT 24 BAT 26 | ||
| Periodic or continuous | Dedicated TRS burner | BAT 28 BAT 29 | ||
| b | Dust | Periodic or continuous | Recovery boiler (kraft) and lime kiln | BAT 23 BAT 27 |
| Periodic | Recovery boiler (sulphite) | BAT 37 | ||
| c | TRS (including H2S) | Continuous | Recovery boiler | BAT 21 |
| Periodic or continuous | Lime kiln and dedicated TRS burner | BAT 24 BAT 25 BAT 28 | ||
| Periodic | Diffuse emissions from different sources (e.g. the fibre line, tanks, chip bins, etc.) and residual weak gases | BAT 11 BAT 20 | ||
| d | NH3 | Periodic | Recovery boiler equipped with SNCR | BAT 36 |