There was just under $1.8 trillion in adjusted stablecoin transaction volume in June. Source: Visa
The most widely used network for stablecoin transactions in June was Coinbase’s Ethereum layer-2 network Base with $565 billion, or 31.5% of the total, closely followed by Ethereum with $562 billion. Tron was the third-highest with $320 billion, or about 18% of the total. 
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Visa collaborated with Artemis, Allium Labs and Castle Island Ventures to develop an adjusted transaction methodology that filters out “distracting metrics” such as high-frequency trading bots, exchange treasury rebalancing and repeated smart contract transactions to help better approximate organic stablecoin activity, the company said.