| Producción por operador | ||||||||
| Operador | Petroleo | Gas natural | ||||||
| 2/2008 | 3/2008 | 2/2008 | 3/2008 | |||||
| m3/día | % | m3/día | % | Mm3/día | % | Mm3/día | % | |
| YPF S.A. | 36,975 | 36.28 | 37,185 | 36.10 | 37,819 | 27.67 | 38,601 | 27.92 |
| PAN AMERICAN | 16,992 | 16.67 | 17,121 | 16.62 | 18,087 | 13.24 | 17,470 | 12.64 |
| CHEVRON SAN JORGE S.A. | 8,393 | 8.23 | 8,465 | 8.22 | 2,576 | 1.88 | 2,510 | 1.82 |
| PESA (PETROBRAS E.S.A.) | 7,628 | 7.48 | 7,426 | 7.21 | 13,295 | 9.73 | 13,106 | 9.48 |
| OCCIDENTAL EXPLORATION INC. | 6,166 | 6.05 | 6,149 | 5.97 | 1,593 | 1.17 | 1,833 | 1.33 |
| TECPETROL S.A. | 4,856 | 4.76 | 4,974 | 4.83 | 4,519 | 3.31 | 4,537 | 3.28 |
| TOTAL AUSTRAL S.A. | 3,519 | 3.45 | 3,590 | 3.49 | 33,598 | 24.59 | 34,527 | 24.98 |
| PETRO ANDINA RESOURCES LTD. | 3,096 | 3.04 | 3,353 | 3.26 | 53 | 0.04 | 60 | 0.04 |
| PLUSPETROL S.A. | 2,550 | 2.50 | 2,517 | 2.44 | 11,399 | 8.34 | 11,268 | 8.15 |
| PETROLERA ENTRE LOMAS S.A. | 2,003 | 1.97 | 1,988 | 1.93 | 915 | 0.67 | 904 | 0.65 |
| CAPSA CAPEX | 1,754 | 1.72 | 1,778 | 1.73 | 2,305 | 1.69 | 2,327 | 1.68 |
| ENAP SIPETROL ARGENTINA S.A. | 1,071 | 1.05 | 1,625 | 1.58 | 322 | 0.24 | 1,407 | 1.02 |
| APACHE ENERGIA ARGENTINA S.R.L | 1,311 | 1.29 | 1,247 | 1.21 | 3,132 | 2.29 | 3,029 | 2.19 |
| PETROLIFERA P. (AMERICAS) LIMITED | 1,120 | 1.10 | 1,228 | 1.19 | 272 | 0.20 | 253 | 0.18 |
| PETROQUIMICA COM. RIVADAVIA S.A. | 1,070 | 1.05 | 1,021 | 0.99 | 571 | 0.42 | 560 | 0.40 |
| PETROLERA LF COMPANY S.R.L | 983 | 0.96 | 983 | 0.95 | 5,066 | 3.71 | 4,707 | 3.41 |
| CHAÑARES HERRADOS S.A. | 515 | 0.51 | 512 | 0.50 | 20 | 0.01 | 20 | 0.01 |
| ROCH S.A. | 362 | 0.35 | 332 | 0.32 | 606 | 0.44 | 592 | 0.43 |
| PETROLERA EL TREBOL | 336 | 0.33 | 315 | 0.31 | 10 | 0.01 | 9 | 0.01 |
| PET. SUDAMERICANOS NECON-UTE | 316 | 0.31 | 301 | 0.29 | 104 | 0.08 | 107 | 0.08 |
| CENTRAL INTERNATIONAL CORPORATION | 203 | 0.20 | 194 | 0.19 | 20 | 0.01 | 20 | 0.01 |
| MEDANITO S.A. | 130 | 0.13 | 186 | 0.18 | 251 | 0.18 | 246 | 0.18 |
| PETROLERA SAN JOSE S.R.L. | 112 | 0.11 | 108 | 0.10 | 9 | 0.01 | 8 | 0.01 |
| GRAN TIERRA ENERGY ARGENTINA S.A. | 97 | 0.10 | 84 | 0.08 | 1 | 0.00 | 1 | 0.00 |
| APACHE PETROLERA ARGENTINA S.A. | 94 | 0.09 | 86 | 0.08 | 24 | 0.02 | 24 | 0.02 |
| COLHUE HUAPI S.A. | 79 | 0.08 | 80 | 0.08 | 16 | 0.01 | 17 | 0.01 |
| EPSUR S.A | 33 | 0.03 | 41 | 0.04 | 19 | 0.01 | 20 | 0.01 |
| CRI HOLDING INC; SUCURSAL ARGENTINA | 32 | 0.03 | 28 | 0.03 | 1 | 0.00 | 1 | 0.00 |
| CENTRAL PATAGONIA S.R.L. | 25 | 0.02 | 26 | 0.03 | 0 | 0.00 | 0 | 0.00 |
| CLEAR S.R.L. | 26 | 0.03 | 22 | 0.02 | 23 | 0.02 | 23 | 0.02 |
| GRECOIL Y CIA. SRL | 25 | 0.02 | 20 | 0.02 | 1 | 0.00 | 1 | 0.00 |
| INGENIERIA ALPA S.A. | 31 | 0.03 | 0 | 0.00 | 2 | 0.00 | 0 | 0.00 |
| GEOPARK ARGENTINA LIMITED (SUC.ARG) | 10 | 0.01 | 13 | 0.01 | 4 | 0.00 | 4 | 0.00 |
| CGC | 5 | 0.00 | 5 | 0.00 | 2 | 0.00 | 3 | 0.00 |
| APCO ARGENTINA | 1 | 0.00 | 1 | 0.00 | 0 | 0.00 | 0 | 0.00 |
| PETROLERA PIEDRA DEL AGUILA | 1 | 0.00 | 0 | 0.00 | 19 | 0.01 | 39 | 0.03 |
| EZ HOLDINGS | 0 | 0.00 | 0 | 0.00 | 0 | 0.00 | 0 | 0.00 |
| GEODYNE S.A. | 0 | 0.00 | 0 | 0.00 | 0 | 0.00 | 0 | 0.00 |
| Totales | 101,919 | 100.00 | 103,007 | 100.00 | 136,655 | 100.00 | 138,235 | 100.00 |