Maine mitigation credits
A monthly snapshot of Maine's mitigation banking market — wetland, stream credits — built on federal RIBITS bank, ledger, and service-area data.
Maine mitigation credits loosen across wetland and stream types
Supply conditions in Maine loosened over the trailing twelve months. Both wetland and stream credit types show ample availability. Wetland credits saw steady release activity alongside limited withdrawals. Stream credits carry the larger standing inventory, though release volume ran lighter than wetland.
Supply is concentrated in stream credits by available balance. Wetland credits moved more actively relative to their inventory. No credit type showed tightening during the period.
- Both wetland and stream credit types trended toward looser supply.
- Stream credits hold the larger available inventory.
- Wetland credits released more relative to their standing supply, with minimal withdrawals.
Generated from 1 data sources and reviewed before publication. Figures reflect the August 2026 lookback and are illustrative in this preview.
The market by credit type
Each credit type trades on its own supply-and-demand curve — figures are never summed across types. Availability is the current statewide balance; TTM = trailing twelve months.
| Credit type | Available | Released · TTM | Withdrawn · TTM | Trend |
|---|---|---|---|---|
| Wetland | 323 | 230 | 11 | Loosening |
| Stream | 668 | 66 | 0 | Loosening |
Activity over time
Quarterly releases and withdrawals, and the running available balance, for each credit type — the state-level view of what MitigationDesk shows on each bank profile. Trend runs 2024 Q2 → 2026 Q3.
Wetland
Stream
How to buy mitigation credits in Maine
If your project impacts a regulated resource in Maine, you'll typically need to offset that impact by purchasing compensatory mitigation credits. Which bank you can buy from is determined by service area — a bank is generally approved to sell only to impacts inside its watershed (HUC), so geography comes first.
For federal Clean Water Act §404 impacts, wetland and stream credits are tracked in the U.S. Army Corps of Engineers' RIBITS system.
The practical steps: (1) confirm your impact type and quantity, (2) identify the HUC your impact falls in, (3) find banks whose service area covers that HUC with the right credit type available, and (4) contact the bank sponsor for a price and reservation. MitigationDesk collapses steps 2–4 into a single search.
See the banks that can service your project — with live availability, status, and the sales contact.
Find ME credits → How credit trading works →Maine mitigation credits — FAQ
How many mitigation banks serve Maine?
As of the latest snapshot, roughly 198 mitigation banks have service areas covering part of Maine, spanning every status including ILF programs and inactive banks. Of those, 110 are approved and active.
What types of mitigation credits are available in Maine?
Maine banks offer wetland and stream credits. Each credit type trades on its own supply-and-demand curve and is never interchangeable with another — a stream credit can't offset a wetland impact.
Does Maine have stream mitigation credits?
Yes. Maine has mitigation banks offering stream credits. Availability is driven by service area, so which specific banks can serve a given project depends on the project's watershed (HUC).
Who regulates mitigation credits in Maine?
Mitigation credits in Maine (wetland and stream) are tracked by the U.S. Army Corps of Engineers through RIBITS (the Regulatory In-lieu fee and Bank Information Tracking System), which records every bank's ledger and service area.
How much do mitigation credits cost in Maine?
Mitigation credit prices are not public and vary by credit type, local availability, and service area — a scarce credit type in a thinly-supplied watershed commands more than an abundant one. Prices come from the bank sponsor directly. MitigationDesk surfaces the sponsor and sales contact for every Maine bank so you can request a quote.
See live availability for your project.
These pages summarize the market. The app shows you the specific banks that can service your site — with real-time balances, status, and the sales contact.