Stack sampling for fine particulate matter Regional Manager Van Maltby Sample Collection on the Willamette River Caribou nutrition

Stack Sampling

NCASI is engaged in evaluating stationary source sampling methods for measurement of fine particulate matter emissions. Field trials were recently conducted using EPA Method CTM-039.

Testing Mill Effluents

Van Maltby prepares a sample of kraft mill effluent for an ultimate BOD determination.

Long-Term Receiving Water Study

Bill Arthurs and Joan Ikoma collect data on fish, macroinvertebrate and periphyton populations and communities for NCASI's Long-Term Receiving Water Study (LTRWS).

Caribou Nutrition

Research using NCASI's tame caribou herd is leading to ground-breaking knowledge that will aid in caribou conservation.


Membership Box

The National Council for Air and Stream Improvement is an independent, non-profit research institute that focuses on environmental topics of interest to the forest products industry. Membership is open to forest products companies in the U.S., Canada, and beyond.

What's New

On Tuesday, August 2, at 2:00 PM (EDT), NCASI will host a webcast covering recent updates to global temperature series and regional trends in climate, results from studies of ecological response to recent climate change, sustainable forestry adaptation options, and other topics.
EPA – Water – Notice of Availability – Final Aquatic Life Ambient Water Quality Criteria for Selenium – Freshwater
NMFS – Critical Habitat Designation for Endangered Atlantic Sturgeon
Publication of Multi-Sector Air Pollutants Regulations in the Canada Gazette Part II