The Edit Schematic Block window will appear. Notice the number of acres of PERLND 101 contributing to RCHRES 1. Enter this number of acres in the AreaFact column of the PERLND 101 to BMPRAC 1 row. Then click on the PERLND 101 to RCHRES 1 record, and click on the Remove button to remove this record from the Schematic block. Proceed through the rest of the records contributing to BMPRAC 1, so that the Schematic block appears as follows. Then click the OK button to return to the main WinHSPF window.