The Ministry of Petroleum and Natural Gas on 8 August urged consumers to continue using E20 petrol with full confidence, stating that fuel supplied through the Oil Marketing Companies (OMC) network meets all prescribed quality specifications and is backed by rigorous monitoring systems at every stage of the supply chain. The assurance follows a wave of media reports raising concerns over moisture and chloride levels in EBMS (E20 Petrol).

What the Nationwide Audit Found

In response to the media coverage, OMCs conducted a nationwide additional intensive testing exercise spanning the entire EBMS supply chain. The ministry said the findings were unambiguous: fuel quality remains consistently within prescribed limits. 'Contrary to certain assertions being made, based on extensive random testing through scientifically designed tests, the evidence shows that there is no cause for any alarm on account of fuel contamination,' the official statement read.

Notably, over 100 additional randomly selected petrol samples tested across various refineries confirmed that chloride content is consistently low, with all samples at or below 1 ppm — well within safety thresholds. The ministry said this reflects the continued effectiveness of quality controls built into India's refining and dispatch process.

Stepped-Up Surveillance Measures

OMCs have significantly intensified their surveillance protocols in the wake of the controversy. Water-ingress and density tests are now being conducted 8 to 12 times daily at every retail outlet across the country. Mobile fuel quality testing laboratories have been deployed at multiple locations, and test results are being independently validated through dedicated fuel laboratories to ensure the highest standards of quality assurance.

'These multipronged stepped-up testing protocols across the supply chain have validated our highest fuel quality standards,' the ministry's statement said. Officials added that any issue potentially affecting vehicle performance or consumer confidence is addressed promptly through scientific investigation and corrective action.

Context: What Is E20 Petrol?

E20 petrol is a blended fuel containing 20% ethanol and 80% conventional petrol, part of India's broader National Biofuel Policy aimed at reducing import dependence and cutting carbon emissions. The fuel is supplied through OMCs including Indian Oil Corporation (IOC), Bharat Petroleum Corporation Limited (BPCL), and Hindustan Petroleum Corporation Limited (HPCL). Concerns about moisture ingress and chloride contamination in ethanol-blended fuels are not new globally, making the ministry's proactive audit response significant.

What Consumers and Vehicle Owners Should Know

The ministry has sought to reassure vehicle owners that E20 petrol poses no risk to engine performance when quality specifications are met. The OMC network's quality assurance systems are designed to catch deviations before fuel reaches the pump. With the government's ethanol-blending programme on an accelerated track — targeting higher blend ratios in coming years — maintaining consumer confidence in blended fuel quality is a policy priority as much as a technical one.