proj4.defs("EPSG:8158","+proj=tmerc +lat_0=43.2666666666667 +lon_0=-87.55 +k=1.0000233704 +x_0=79857.761544323 +y_0=0.00121920243840488 +ellps=GRS80 +towgs84=-0.9738,1.9453,0.5486,-1.3357e-07,-4.872e-08,-5.507e-08,0 +units=us-ft +no_defs +type=crs");