Environmental credit markets
Help buyers and credit providers navigate availability, supporting records and market participation.

Americas · United States
In Virginia, Water Ledger Global built and operates the platform that the state’s stream, wetland and nutrient credit market runs on.
Water markets, environmental restoration and infrastructure investment all depend on information that participants can inspect. Our Virginia work brings that principle into a public marketplace.
Help buyers and credit providers navigate availability, supporting records and market participation.
Work with the requirements of the market and the responsibilities of regulators and participants.
Live
Launched in December 2025, SWaN brings buyers and sellers together in a public environmental credit marketplace.
SWaNVirginia DEQPhoto: Water Ledger Global image libraryConnecting buyers, sellers and regulators through shared facts on mitigation and nutrient credit supply, demand, price and trades.
Water accounting connects entitlements, allocations and recorded use. Environmental markets connect credit supply with the projects behind it. Explore the records below, with their scope and sources.
Loading SWaN market data…
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Start hereVirginia · Non-Tidal
Explore one credit product and the public projects behind its inventory. Different products are kept separate.
Explore this deploymentPublished source · Current public inventory
SWaN public inventory API. A dash means unavailable or withheld, not zero.
Observed 08/11/2026, 15:55:22 UTC.
Available credits: Available balance for this one product, converted from the documented wire scale. Pending credits are excluded. Physical unit labels have not been supplied by the source.
Matching public projects: Distinct eligible bank or project records contributing to this product; not a count of customers or activated users.