search for: available_record

...data is not available directly at the URL that could be known apriori. There is an intermediate form where start and end dates have to be given to get to the required page. For example, I want to download data for a station 03015795. The form for this station is at: http://ida.water.usgs.gov/ida/available_records.cfm?sn=03015795 I could get the start date and end date from this form using: # # Specifying station and reading from the opening form stn<-"03015795" myurl<-paste("http://ida.water.usgs.gov/ida/available_records.cfm?sn=",stn,sep="") mypage1 = readLines(myurl...