Critical Loads Tools and Reports

---

Access the relevant website and a step-by-step guide for using the website.

CLAS–Critical Loads Assessment by Site

EPA CL Mapper

Air Quality Conditions & Trends
National Parks

Air Quality Conditions & Trends
National Forests

Air Quality Conditions & Trends
U.S. Fish and Wildlife Service

CLAD CL Summary Reports

Wilderness Air Quality Values for WSP (Wilderness Stewardship Performance)

Forest Vulnerability Hotspots Mapper (USFS)

Open in a new window


(This website cannot be embedded)

Step-by-step instructions

1. Use the “Help” tab which has a variety of information on various components of the CL Mapper. But in short: (1) select the “Add Data” button on the left, (2) select data to present.