Mexican authorities have seized 300 cryptocurrency mining machines in Tlaola, Puebla, after investigators said the operation was illegally drawing electricity from a federal hydroelectric complex. Mining itself is legal in Mexico, but prosecutors are preparing an electricity-theft case tied to the site.

Investigators are also examining the financial side of the operation. Forensic accountants have been tasked with tracing who funded the hardware, while authorities assess whether digital assets mined there may have been used in a money-laundering scheme.

Remote site linked to hydroelectric power source

The equipment was found in the Sierra Norte region, a rugged part of northern Puebla where officials said mining infrastructure can be harder to detect. The property was secured in an operation involving the federal Attorney General’s office, the Navy, and Puebla state forces.

According to authorities, the site was connected to the nearby Nuevo Necaxa dam after reports of illegal mining activity and an unusually large power connection. That lead helped direct investigators to the remote property in Tlaola.

Authorities seized more than mining hardware

In addition to the 300 mining units, officers confiscated transformers, medium-voltage terminals, and working satellite internet antennas. Officials said the premises contained electrical infrastructure, satellite connectivity, and specialized equipment used to generate digital assets.

The seized machines were GPU-based rather than the type commonly used for Bitcoin mining. That suggests the operators were targeting cryptocurrencies that can be mined with graphics cards, although authorities have not identified a specific coin.

Electricity theft is central to the case

The main criminal case being assembled focuses on the alleged theft of electricity. Mexican law allows crypto mining, but prosecutors are treating the power supply to this operation as illegal because it was allegedly sourced from federal energy infrastructure without authorization.

State security officials said large mining setups are often placed in isolated areas because of their heavy electricity demand and the noise generated by the equipment. Those characteristics, they said, were part of what drew attention to the site.

Financial investigators are tracing ownership and funds

Beyond the alleged power theft, forensic teams are now working to establish who paid for the machines and related infrastructure. Authorities are trying to determine whether the operation was financed by identifiable backers and whether the mined cryptocurrency played any role in laundering criminal proceeds.

The investigation remains at that stage, and officials have not publicly confirmed the coin mined at the site or named any individuals behind the operation. What is confirmed for now is the seizure itself, the alleged illegal electricity connection, and the broader financial review now under way.

Part of a wider enforcement pattern in the region

Authorities have previously dismantled three other crypto mining operations in Puebla and Tlaxcala during 2025, according to the source report. The Tlaola seizure therefore fits into a broader pattern of scrutiny around mining sites suspected of using unauthorized power in central Mexico.

The next confirmed step is the preparation of an electricity-theft case while forensic accountants continue to map the funding trail behind the seized hardware. Any money-laundering conclusions, however, remain under investigation and have not been established by authorities.

Source: Cryptopolitan