Aquod
USACE NCNE Wetland Delineation
About
This app streamlines wetland delineation by replacing paper forms with a digital workflow. It allows for offline data entry, auto-calculation of key tests, and generation of official PDF reports. Includes extensive plant and soil databases for accurate field assessments.
What's New in Aquod
1.0.5
May 25, 2026
What's New in v1.0.5 - Hydric soil indicator references updated to Version 9.3 (2026) throughout the app - PLSS now auto-fills from the project when creating a new plot - edit individual plots afterward for any exceptions - New "Apply to All Plots" button on the Edit Project screen - use this to push a corrected Section, Township, and Range value down to all existing plots at once - Long-press any plot on the project screen to duplicate or delete it - duplicates copy all vegetation, soil, and hydrology data and append "_copy" to the plot ID
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FAQ
What is Aquod used for?
Aquod is a field data entry app designed for completing the USACE Northcentral and Northeast Region Wetland Determination Data Form (Version 2.0). It replaces paper forms with a structured digital workflow for wetland professionals.
Can I use Aquod offline?
Yes, Aquod works entirely offline. No account or internet connection is required, and your data stays on your device.
Does Aquod calculate wetland determination tests automatically?
Yes, Aquod auto-calculates the dominance test and prevalence index from entered vegetation data. It also suggests hydric soil indicators based on entered horizon data.
What kind of reports can Aquod generate?
Aquod generates a multi-page PDF that mirrors the official USACE NCNE v2.0 form layout. This report is ready to be attached to Joint Permit Applications or project reports.
How large are the plant and soil databases in Aquod?
The app includes the 2,860-species NCNE National Wetland Plant List (USFWS, 2024 edition) and the 37,109-species USDA PLANTS database as a fallback. Hydric soil indicator suggestions are evaluated against USDA NRCS Field Indicators of Hydric Soils v9.2 (2025).
Is my data secure with Aquod?
Aquod prioritizes privacy with no backend, no account, and no telemetry. All field data is stored locally on your device and is never transmitted anywhere.
What devices does Aquod support?
Aquod is an iOS-only application and supports iPhone, iPad, and iPod devices.
How often is Aquod updated?
The latest version of Aquod is 1.0.5, last updated on May 25, 2026. Updates typically address bug fixes and feature enhancements.