August.XX COMET-Planner & National water quality model

New national models added to FieldDoc

COMET-Planner

Estimate carbon sequestration benefits for agricultural practices. This county-based model covers the contiguous U.S. and is now integrated with in-line documentation and linked help resources. We’ve confirmed proper use with the COMET team, so FieldDoc users can confidently use COMET-Planner within their project workflows.

National Model (PLET-based)

Built using efficiencies from EPA’s Pollutant Load Estimator Tool (PLET) and loading rates from the Stroud Water Research Center’s Model My Watershed API. This model:

  • Delineates upstream subwatersheds based on a user-dropped point.

  • Retrieves specific nitrogen (TN), phosphorus (TP), and sediment (TSS) loading rates using 30m elevation data.

  • Calculates reductions based on user-entered acreage and BMP type.

  • Allows for custom efficiency values for advanced users.

  • Available for use across all of the United States.

New user access points and workflow enhancements for models.

Models Accessible at the Top Level

Models can now be accessed directly from the top-level sidebar—no need to create an activity first or use the model sandbox in isolation. This means faster, more flexible access to modeling tools, whether you’re planning, analyzing, or reporting.

Modeling access and framework

We’re excited to announce a major overhaul to how models are accessed and used within FieldDoc. These updates streamline user workflows, improve model transparency, and expand support for restoration and conservation planning nationwide.

Model Flexibility & Transparency

  • Users can now provide custom baseline efficiencies, removing prior limitations and offering flexibility for technical service providers.

  • We’re considering support for custom or “de-facto” BMPs for edge cases where national models don’t provide full coverage.

Upcoming: Stream Restoration & CAST Integration

The same updated modeling interface will soon support the CAST and Stream Restoration tools—providing a unified experience across all modeling tools in FieldDoc.

📚 Documentation

All models are being documented with:

  • Embedded inline guidance

  • Links to source data and external help resources

  • Clear workflow explanations to support decision-making


These updates are a foundational step in making FieldDoc a more powerful, flexible tool for modeling and tracking conservation impacts. Stay tuned—more modeling capabilities and improvements are coming soon!

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