Dear Authors,
I have carefully read the recommendations by the Referees and your answers to the issues they raised.
It seems to me that you are going to adddress all the issues in the revised manuscript.
So, I look forward to receiving the revised manuscript.
Best regards,
Roberto Greco

Dera Authors,
I have carefully read your revised manuscript and, although you substantially addressed all the issues raised by the Referees, the manuscript still needs some minor revisions before being acceptable for publication.
There are some techhnical issues and some more substantial issues I raised.
Also, the English language should be improved: I suggested some changes now and then, but a careful check of the entire manuscript should be made. In particular, please take care about the continuous jump from present tense to past tense during the discussion, and the use of the word "reaction", which should be replaced with "response" everywhere in the paper.
You can find my comments in an annotated version of the manuscript.
I look forward to receiving the new revision.
Best regards,
Roberto Greco

Dear Authors,
I am glad to inform you that this second revised version of the manuscript meets the quality requirements for publication in HESS.
Best regards,
Roberto Greco