| Producción por operador | ||||||||
| Operador | Petroleo | Gas natural | ||||||
| 3/2010 | 4/2010 | 3/2010 | 4/2010 | |||||
| m3/día | % | m3/día | % | Mm3/día | % | Mm3/día | % | |
| YPF S.A. | 34,163 | 34.61 | 34,050 | 34.52 | 32,429 | 25.50 | 33,006 | 25.96 |
| PAN AMERICAN | 18,527 | 18.77 | 18,586 | 18.84 | 16,345 | 12.85 | 16,022 | 12.60 |
| CHEVRON SAN JORGE S.A. | 6,901 | 6.99 | 6,884 | 6.98 | 796 | 0.63 | 754 | 0.59 |
| OCCIDENTAL EXPLORATION INC. | 6,521 | 6.61 | 6,286 | 6.37 | 1,898 | 1.49 | 1,829 | 1.44 |
| PESA (PETROBRAS E.S.A.) | 6,392 | 6.48 | 6,256 | 6.34 | 12,559 | 9.88 | 11,341 | 8.92 |
| PETRO ANDINA RESOURCES LTD. | 4,515 | 4.57 | 4,604 | 4.67 | 172 | 0.14 | 165 | 0.13 |
| TECPETROL S.A. | 4,148 | 4.20 | 4,146 | 4.20 | 4,189 | 3.29 | 4,267 | 3.36 |
| TOTAL AUSTRAL S.A. | 3,079 | 3.12 | 3,287 | 3.33 | 34,066 | 26.79 | 34,375 | 27.04 |
| PETROLERA ENTRE LOMAS S.A. | 2,236 | 2.26 | 2,277 | 2.31 | 962 | 0.76 | 952 | 0.75 |
| PLUSPETROL S.A. | 1,979 | 2.00 | 1,821 | 1.85 | 4,317 | 3.39 | 3,883 | 3.05 |
| CAPSA CAPEX | 1,773 | 1.80 | 1,854 | 1.88 | 2,028 | 1.59 | 2,015 | 1.59 |
| ENAP SIPETROL ARGENTINA S.A. | 1,671 | 1.69 | 1,771 | 1.80 | 1,917 | 1.51 | 2,108 | 1.66 |
| PETROQUIMICA COM. RIVADAVIA S.A. | 1,230 | 1.25 | 1,169 | 1.18 | 684 | 0.54 | 691 | 0.54 |
| APACHE ENERGIA ARGENTINA S.R.L | 1,026 | 1.04 | 1,069 | 1.08 | 3,281 | 2.58 | 3,428 | 2.70 |
| PETROLERA LF COMPANY S.R.L | 821 | 0.83 | 778 | 0.79 | 3,807 | 2.99 | 4,028 | 3.17 |
| ROCH S.A. | 720 | 0.73 | 799 | 0.81 | 1,971 | 1.55 | 1,963 | 1.54 |
| CHAÑARES HERRADOS S.A. | 623 | 0.63 | 569 | 0.58 | 23 | 0.02 | 21 | 0.02 |
| PETROLIFERA P. (AMERICAS) LIMITED | 536 | 0.54 | 549 | 0.56 | 150 | 0.12 | 137 | 0.11 |
| PLUSPETROL ENERGY S.A | 288 | 0.29 | 326 | 0.33 | 4,717 | 3.71 | 5,261 | 4.14 |
| PETROLERA EL TREBOL | 286 | 0.29 | 285 | 0.29 | 8 | 0.01 | 8 | 0.01 |
| PET. SUDAMERICANOS NECON-UTE | 256 | 0.26 | 252 | 0.26 | 29 | 0.02 | 29 | 0.02 |
| CENTRAL INTERNATIONAL CORPORATION | 197 | 0.20 | 193 | 0.20 | 19 | 0.02 | 19 | 0.02 |
| GRAN TIERRA ENERGY ARGENTINA S.A. | 131 | 0.13 | 134 | 0.14 | 24 | 0.02 | 24 | 0.02 |
| MEDANITO S.A. | 115 | 0.12 | 131 | 0.13 | 307 | 0.24 | 332 | 0.26 |
| SAN JORGE PETROLEUM S.A | 105 | 0.11 | 107 | 0.11 | 255 | 0.20 | 255 | 0.20 |
| PETROLERA SAN JOSE S.R.L. | 92 | 0.09 | 89 | 0.09 | 7 | 0.01 | 7 | 0.01 |
| APACHE PETROLERA ARGENTINA S.A. | 85 | 0.09 | 78 | 0.08 | 30 | 0.02 | 27 | 0.02 |
| DAPETROL S.A | 78 | 0.08 | 80 | 0.08 | 0 | 0.00 | 0 | 0.00 |
| COLHUE HUAPI S.A. | 79 | 0.08 | 77 | 0.08 | 17 | 0.01 | 17 | 0.01 |
| INGENIERIA ALPA S.A. | 25 | 0.03 | 30 | 0.03 | 2 | 0.00 | 3 | 0.00 |
| CRI HOLDING INC; SUCURSAL ARGENTINA | 24 | 0.02 | 22 | 0.02 | 1 | 0.00 | 5 | 0.00 |
| GRECOIL Y CIA. SRL | 22 | 0.02 | 21 | 0.02 | 1 | 0.00 | 1 | 0.00 |
| CENTRAL PATAGONIA S.R.L. | 21 | 0.02 | 17 | 0.02 | 0 | 0.00 | 0 | 0.00 |
| EPSUR S.A | 30 | 0.03 | 5 | 0.01 | 9 | 0.01 | 1 | 0.00 |
| CGC | 13 | 0.01 | 13 | 0.01 | 42 | 0.03 | 40 | 0.03 |
| INGENIERIA SIMA S.A. | 4 | 0.00 | 14 | 0.01 | 0 | 0.00 | 0 | 0.00 |
| GEOPARK ARGENTINA LIMITED (SUC.ARG) | 4 | 0.00 | 10 | 0.01 | 4 | 0.00 | 3 | 0.00 |
| MISAHAR ARGENTINA | 2 | 0.00 | 1 | 0.00 | 2 | 0.00 | 1 | 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 | 68 | 0.05 | 66 | 0.05 |
| PETROLERA PIEDRA DEL AGUILA | 0 | 0.00 | 0 | 0.00 | 37 | 0.03 | 39 | 0.03 |
| Totales | 98,716 | 100.00 | 98,643 | 100.00 | 127,171 | 100.00 | 127,125 | 100.00 |