Sullivan Creek:
62131 10-meter cells

and here are the elevations.
A VALUE of 0 is 0-100 meters.  COUNT is the number of 10-meter cells.
     VALUE      COUNT
         0       5570
       100      12550
       200      28584
       300      15000
       400        427

and here is the 20-meter version:
     VALUE      COUNT
         0         62
        20        940
        40       1174
        60       1501
        80       1893
       100       2022
       120       2172
       140       2347
       160       2604
       180       3405
       200       4440
       220       5076
       240       6143
       260       6200
       280       6725
       300       5515
       320       3615
       340       2553
       360       1962
       380       1355
       400        401
       420         26