I too would never be rude to anyone, however I was actually answering the question posed by the originator of this thread, who clearly had a problem with the water supply to his house:
You quoted another post with similar symptoms but caused by an entirely different problem originating from...
Gentlemen
The original post might well be over a year old, however discolouration is widespread, and other members of your forum are sure to experience the problem at some point, and find my comments useful.
Regards
Dominic :D
Sounds to me like its the remobilisation of discolouration material from the water mains up stream of your property.
This website is really good at explaining the problem and what to do about it:
http://www.URL REMOVED