Commission Implementing Decision of 12 December 2011 laying down rules for Directives 2004/107/EC and 2008/50/EC of the European Parliament and of the Council as regards the reciprocal exchange of information and reporting on ambient air quality (notified under document C(2011) 9068) (2011/850/EU)

Article 10 Primary validated assessment data and primary up-to-date assessment data

1. In accordance with the procedure referred to in Article 5 of this Decision, Member States shall make available the information set out in Part E of Annex II on primary validated assessment data for all sampling points where measurement data is collected for the purpose of the assessment as indicated by Member States according to Article 9 for the pollutants listed in Parts B and C of Annex I.

Where in a particular zone or agglomeration modelling techniques are applied, Member States shall make available the information set out in Part E of Annex II at the highest time resolution available.

2. The primary validated assessment data shall be made available to the Commission for a full calendar year as complete time series no later than 9 months after the end of each calendar year.

3. Member States shall, where they make use of the possibility provided for in Articles 20(2) and 21(3) of Directive 2008/50/EC, make available information on the quantification of the contribution from natural sources pursuant to Article 20(1) of Directive 2008/50/EC or from the winter-sanding or -salting of roads pursuant to Article 21(1) and (2) of Directive 2008/50/EC.

The information shall include:

(a) the spatial extent of the subtraction;

(b) the quantity of the primary validated assessment data made available according to paragraph 1 of this Article that can be attributed to natural sources or winter-sanding or -salting;

(c) the results of the application of the methods reported according to Article 8.

4. Member States shall also make available the information set out in Part E of Annex II on primary up-to-date assessment data for the networks and stations selected by the Member States for the specific purpose of making available up-to-date information amongst the networks and stations selected by the Member States for the purpose of the reciprocal exchange of information as referred to in point (b) of Article 1 for the pollutants listed in Part B of Annex I and where available for the additional pollutants listed in Part C of Annex I and for the additional pollutants listed on the portal for that purpose.

5. Member States shall also make available the information set out in Part E of Annex II on primary validated assessment data for the networks and stations selected by the Member States for the purpose of the reciprocal exchange of information as referred to in point (b) of Article 1 for the pollutants listed in Part B of Annex I and where available for the additional pollutants listed in Part C of Annex I and for the additional pollutants listed on the portal for that purpose. Paragraphs 2 and 3 of this Article shall apply to the exchanged information.

6. The primary up-to-date assessment data pursuant to paragraph 4 shall be made available to the Commission on a provisional basis with the frequency appropriate to each pollutant assessment method and within a reasonable timeframe after the data has been made available to the public according to Article 26 of Directive 2008/50/EC, for the pollutants specified for that purpose in Part B of Annex I to this Decision.

The information shall include:

(a) assessed concentration levels;

(b) a status indication on the quality control.

7. The primary up-to-date information made available pursuant to paragraph 4 shall be coherent with the information made available pursuant to Articles 6, 7 and 9.

8. Member States may update the primary up-to-date assessment data made available pursuant to paragraph 4 following further quality control. The updated information shall replace the original information and its status shall be clearly indicated.