Petro Rio S.A. Announces September 2018 Operational Data

RIO DE JANEIRO--(BUSINESS WIRE)--Petro Rio S.A. (“Company” or “PetroRio”) (B3: PRIO3), in compliance with best practices in corporate governance and transparency, informs its preliminary and non-audited Operational Data.

POLVO			MANATI²
Month	Average Production (bpd)	Offtakes (bbl)	Month	Average Production (m³)
January	5,124¹	-	January	408,907
February	6,927	-	February	439,149
March	6,485	463.323	March	432,783
1Q18	'6,153	463.323	1Q18	427,573
April	7,167	-	April	403,558
May	8,129	460.955	May	475,341
June	9,176	330.763	June	463,101
2Q18	'8,157	791.718	2Q18	447,641
July	9,559	-	July	479,040
August	10,470	461.302	August	474,167
September	10.218	231.824	September	492.171
3Q18	10.081	693.126	3Q18	481.680
(1) In January Polvo Field performed scheduled maintenance			(² )Refers to PetroRio’s 10% W.I. in Manati
procedures which resulted in a temporary shutdown which			Field.
lasted 10 days.

About PetroRio

PetroRio is one of the largest independent companies in the oil and gas production in Brazil. The Company´s corporate culture seeks to increase production through the acquisition of new production assets, the re-exploration of assets, increased operational efficiency and reduction of production costs and corporate expenses. PetroRio's main objective is to create value for its shareholders with growing financial discipline and preserving its liquidity, with full respect for safety and the environment. For further information, please visit the Company's website: www.petroriosa.com.br.