| Producción por operador | ||||||||
| Operador | Petroleo | Gas natural | ||||||
| 1/2011 | 2/2011 | 1/2011 | 2/2011 | |||||
| m3/día | % | m3/día | % | Mm3/día | % | Mm3/día | % | |
| YPF S.A. | 33,513 | 35.33 | 34,217 | 35.83 | 30,884 | 25.09 | 30,382 | 24.61 |
| PAN AMERICAN | 17,806 | 18.77 | 17,826 | 18.67 | 15,576 | 12.66 | 15,437 | 12.51 |
| CHEVRON SAN JORGE S.A. | 6,304 | 6.65 | 6,203 | 6.50 | 718 | 0.58 | 725 | 0.59 |
| PETROBRAS ARGENTINA S.A. | 6,255 | 6.59 | 6,081 | 6.37 | 11,463 | 9.31 | 11,070 | 8.97 |
| OCCIDENTAL EXPLORATION INC. | 5,845 | 6.16 | 5,918 | 6.20 | 1,997 | 1.62 | 1,998 | 1.62 |
| PETRO ANDINA RESOURCES LTD. | 4,632 | 4.88 | 4,571 | 4.79 | 200 | 0.16 | 199 | 0.16 |
| TECPETROL S.A. | 3,777 | 3.98 | 3,934 | 4.12 | 3,795 | 3.08 | 3,941 | 3.19 |
| TOTAL AUSTRAL S.A. | 3,047 | 3.21 | 3,086 | 3.23 | 34,516 | 28.04 | 35,579 | 28.82 |
| PETROLERA ENTRE LOMAS S.A. | 2,192 | 2.31 | 2,231 | 2.34 | 1,207 | 0.98 | 1,217 | 0.99 |
| CAPSA CAPEX | 1,902 | 2.00 | 1,895 | 1.98 | 1,986 | 1.61 | 1,985 | 1.61 |
| PLUSPETROL S.A. | 1,834 | 1.93 | 1,863 | 1.95 | 4,073 | 3.31 | 3,944 | 3.20 |
| PETROQUIMICA COM. RIVADAVIA S.A. | 1,286 | 1.36 | 1,244 | 1.30 | 700 | 0.57 | 699 | 0.57 |
| ENAP SIPETROL ARGENTINA S.A. | 1,236 | 1.30 | 1,239 | 1.30 | 801 | 0.65 | 864 | 0.70 |
| APACHE ENERGIA ARGENTINA S.R.L | 970 | 1.02 | 944 | 0.99 | 3,928 | 3.19 | 3,912 | 3.17 |
| PETROLERA LF COMPANY S.R.L | 830 | 0.88 | 819 | 0.86 | 3,801 | 3.09 | 4,089 | 3.31 |
| ROCH S.A. | 684 | 0.72 | 683 | 0.71 | 1,723 | 1.40 | 1,849 | 1.50 |
| CHAÑARES HERRADOS S.A. | 498 | 0.53 | 532 | 0.56 | 20 | 0.02 | 21 | 0.02 |
| PETROLIFERA P. (AMERICAS) LIMITED | 334 | 0.35 | 316 | 0.33 | 145 | 0.12 | 143 | 0.12 |
| PLUSPETROL ENERGY S.A | 297 | 0.31 | 288 | 0.30 | 4,625 | 3.76 | 4,497 | 3.64 |
| PETROLERA EL TREBOL | 279 | 0.29 | 278 | 0.29 | 9 | 0.01 | 9 | 0.01 |
| PET. SUDAMERICANOS NECON-UTE | 255 | 0.27 | 243 | 0.25 | 28 | 0.02 | 27 | 0.02 |
| CENTRAL INTERNATIONAL CORPORATION | 186 | 0.20 | 183 | 0.19 | 30 | 0.02 | 18 | 0.01 |
| MEDANITO S.A. | 186 | 0.20 | 174 | 0.18 | 433 | 0.35 | 447 | 0.36 |
| GRAN TIERRA ENERGY ARGENTINA S.R.L. | 121 | 0.13 | 121 | 0.13 | 19 | 0.02 | 19 | 0.02 |
| APACHE PETROLERA ARGENTINA S.A. | 91 | 0.10 | 94 | 0.10 | 41 | 0.03 | 65 | 0.05 |
| SAN JORGE PETROLEUM S.A | 83 | 0.09 | 84 | 0.09 | 168 | 0.14 | 127 | 0.10 |
| COLHUE HUAPI S.A. | 74 | 0.08 | 89 | 0.09 | 17 | 0.01 | 17 | 0.01 |
| INGENIERIA ALPA S.A. | 75 | 0.08 | 70 | 0.07 | 11 | 0.01 | 10 | 0.01 |
| PETROLERA SAN JOSE S.R.L. | 65 | 0.07 | 77 | 0.08 | 5 | 0.00 | 6 | 0.00 |
| DAPETROL S.A | 65 | 0.07 | 62 | 0.06 | 0 | 0.00 | 0 | 0.00 |
| CGC | 51 | 0.05 | 32 | 0.03 | 66 | 0.05 | 52 | 0.04 |
| EPSUR S.A | 27 | 0.03 | 32 | 0.03 | 9 | 0.01 | 10 | 0.01 |
| CRI HOLDING INC; SUCURSAL ARGENTINA | 20 | 0.02 | 17 | 0.02 | 0 | 0.00 | 0 | 0.00 |
| CENTRAL PATAGONIA S.R.L. | 13 | 0.01 | 17 | 0.02 | 0 | 0.00 | 0 | 0.00 |
| GRECOIL Y CIA. SRL | 16 | 0.02 | 13 | 0.01 | 1 | 0.00 | 1 | 0.00 |
| GEOPARK ARGENTINA LIMITED (SUC.ARG) | 12 | 0.01 | 11 | 0.01 | 2 | 0.00 | 2 | 0.00 |
| INGENIERIA SIMA S.A. | 3 | 0.00 | 3 | 0.00 | 0 | 0.00 | 0 | 0.00 |
| MISAHAR ARGENTINA | 0 | 0.00 | 2 | 0.00 | 0 | 0.00 | 4 | 0.00 |
| APCO ARGENTINA | 0 | 0.00 | 0 | 0.00 | 0 | 0.00 | 0 | 0.00 |
| ARPETROL ARGENTINA S.A | 0 | 0.00 | 0 | 0.00 | 58 | 0.05 | 58 | 0.05 |
| PETROLERA PIEDRA DEL AGUILA | 0 | 0.00 | 0 | 0.00 | 23 | 0.02 | 22 | 0.02 |
| Totales | 94,866 | 100.00 | 95,490 | 100.00 | 123,079 | 100.00 | 123,445 | 100.00 |