Groundwater Chemistry and Overpressure Evidences in Cerro Prieto Geothermal Field

Table 2

Results of Na/K geothermometers.

Well	°C Na/K [36]	°C Na/K; [37]	Well	°C Na/K [36]	°C Na/K; [37]	Well	°C Na/K [36]	°C Na/K; [37]
M 104	264	279	112	280	293	222 D	289	302
M 117A	277	290	233	273	286	E-23	292	305
M 119A	306	318	311	270	284	E-29	283	296
M 127	282	295	323	270	284	E-47A	276	290
M 133A	254	268	343	240	255	T 350A	267	281
M 148A	269	283	403	284	297	T 395	271	285
M 155	259	274	407	272	286	T 400	236	251
M 198	274	288	611	247	262	611A	246	260
M 200	304	316