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* 1. Organisation:

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* 2. Contact:

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* 3. Does your organisation implement the full list of sampling recommendations in the DW DER guidance and/or the PFAS NEMP?

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* 4. Data available to share (Y/N)

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* 5. Description of data available to share (any and sensitivity for sharing)

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* 6. Has your organisation conducted any studies/analyses to assess PFAS in relevant materials used for PFAS sampling?

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* 7. Data available to share (Y/N)

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* 8. Description of data available to share (any and sensitivity for sharing)

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* 9. Has your organisation conducted any studies/analyses to assess PFAS in materials/consumables used for drilling and well installation?

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* 10. Data available to share (Y/N)

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* 11. Description of data available to share (any and sensitivity for sharing)

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* 12. Has your organisation relied on any studies (either your own or from other organisations’) to justify not following the full list of recommendations in DW DER or the PFAS NEMP?

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* 13. Data available to share (Y/N)

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* 14. Description of data available to share (any and sensitivity for sharing)

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* 15. How often (as a percentage) do you observe detects of PFAS above LOR in blanks or rinsates?

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* 16. Data available to share (Y/N)

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* 17. Description of data available to share (any and sensitivity for sharing)

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* 18. Do you observe any trends in detects in blanks or rinsates according to materials being used or matrices being sampled?

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* 19. Data available to share (Y/N)

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* 20. Description of data available to share (any and sensitivity for sharing)

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* 21. How often do you observe PFAS detections in samples where there are no known source(s) of PFAS? Have these detections ever been linked to sampling practices or lab contamination?

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* 22. Data available to share (Y/N)

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* 23. Description of data available to share (any and sensitivity for sharing)

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* 24. Do you or your organisation have any data relevant to cross contamination that you are able to share?

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* 25. Data available to share (Y/N)

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* 26. Description of data available to share (any and sensitivity for sharing)

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* 27. Do you have any other information for understanding the potential for PFAS cross contamination, or not, during sampling?

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* 28. Data available to share (Y/N)

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* 29. Description of data available to share (any and sensitivity for sharing)

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* 30. Upload files

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