OREANDA-NEWS. September 19, 2011. HRT Participacoes em Petroleo S.A. (the “Company” or “HRT”) (BM&FBOVESPA: HRTP3, TSX-V: HRP) informs that its subsidiary, HRT O&G Exploracao e Producao de Petroleo Ltda. (“HRT O&G”), forwarded today to the National Petroleum, Natural Gas and Biofuels Agency (Agencia Nacional do Petroleo, Gas Natural e Biocombustiveis - ANP), a Notice of Discovery to the effect that gaseous and liquid hydrocarbons have been observed in well 1-HRT-3-AM, located in the Block SOL-T-168, in the Solimoes Sedimentary Basin. The well is positioned at 7.5 km northwest of the Municipal District of Carauari, in the State of Amazonas, and was drilled by rig QG-IX (Queiroz Galvao).

The drilling achieved a final depth of 2,680 meters, reaching the crystalline basement. The well is presently under evaluation, after having completed the electric logs, initiated the wireline formation tests and the nuclear magnetic resonance, as well as the sidewall cores. Based on the results of such evaluation, the well will be cased to carry out the formation test to characterize the types of fluid and the production potential of the reservoir.