846 



Subsurface Geologic Methods 



or other type of survey has been made on the well. 

 1. Other Information — Coordinates, total depth, plug back, grid, con- 

 cession, type of completion, completion date, date prepared, etc. 

 should be shown as indicated in figure 428. The depth of the 

 top of the first core and the depth of the bottom of the last core 

 should be shown under "Cores." If the section were cored con- 

 tinuously, a single dash should be shown between the top and 

 bottom depths. If it were cored intermittently, a double dash 



WELL SYMBOLS FOR USE ON RESERVOIR ISOPACH MAPS 

 SIMBOLOS USAD06 EN LOS POZOS EN MAPAS DE "RESERVOIR" BOPACOS 



Former producing horizon 



Horizonte productor anterior 



Former producing horizon, 

 now gas Input 



Antes horizonte productor, 

 ahora inyector de gas 



Interpreted non-productive 

 or non commercial 



Interpretado no productivo 

 o no comercial 



Figure 429 



