Inhoud
Number of days with a daily PM10-average above 50 µg/m3
| Location | Number of days |
| A16 Ridderkerk | 2 |
| Hoogvliet | 2 |
| HvHolland | 2 |
| Maasboulevard | 2 |
| Maassluis | 2 |
| Overschie | 2 |
| Pleinweg | 3 |
| Rdam_Noord | 2 |
| Schiedam | 2 |
| Zwartewaalstraat | 2 |
The table above shows the amount of days with an average PM10 concentration greater than 50 µg/m3 for the current year. Daily average PM10 concentrations greater than 50µg/m3 may not occur more than 35 times per year from 01-01-2012.