Free field utilities
Compliance Toolkit
Utility-first tools to help you manage stormwater inspections, calculate risks, and prepare reports. No login required.
Sample Inspection
Review common BMPs in a guided field workflow before creating an account.
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Rain Event Finder
Retroactively check if your jobsite had a >0.5" rain event in the last 30 days.
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Fine Risk Calculator
Estimate potential EPA civil penalties based on site duration and inspection frequency.
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Map Sketcher
Upload a site plan and drag-and-drop SWPPP BMP symbols (Silt Fence, Inlets, etc).
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Runoff Calculator
Calculate the weighted 'C' value (Runoff Coefficient) for your hydrology analysis.
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SWPPP Auditor
Self-audit checklist to ensure your SWPPP binder meets EPA Chapter 2 requirements.
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70% Density Visualizer
Visual reference guide for Notice of Termination (NOT) stabilization requirements.
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