Resource Library

An Innovation in Stormwater Modeling

CA Stormwater Opportunity Story Map

New Improvements to the Construction Module

Trash Talk: Making the connection between tackling urban trash and healthy waterways

Using GIS for Stormwater: Four Proven Strategies

ArcGIS Pro Tips: Delineating MS4 Drainage Catchments

Stormwater Software: A Small Town’s Secret Weapon for Time Savings & MS4 Compliance

Elsmere, DE: An Affordable Stormwater Solution for a Small Town

New Insights & Trends Tab: Track Your Program’s Effectiveness

New Functionality For the 2NFORM Industrial/Commercial Module

Martinsburg, WV: Using GIS to Transform the Daily Work of Stormwater Management

Protecting a County From Flood Impacts, with Stormwater Software

2NFORM Trash Module Video

A New Look for 2NFORM

How Salinas, CA Used Data to Turn a 2,500 Page MS4 Annual Report into 30 Pages Their Regulator Loves

Watsonville, CA: Stormwater Software for Cleaner Streets & Waters

How Watsonville, CA is Getting to ‘Zero Trash Down the Drain’

Trash Taxonomy Tool: harmonizing classification systems used to describe trash in environments

We Can Stop Trash From Going Into the Oceans. Here’s How.

2NFORM Explainer Video

Esri 2NFORM Webinar – Supporting Stormwater with ArcGIS

CDOT’s Seven Year Stormwater Audit

Berkeley County, WV: Starting a Modern Stormwater Program From Scratch

Colorado Department of Transportation: Managing Stormwater on Over 23,000 Lane Miles of Highway