Problems of Measurement in the Environmental Field
The desire for improved environmental quality is continuing to be a nation wide goal. This year it was a key issue in many elections. The U.S. Congress has passed far reaching legislation in the Clean Air Act of 1970 and the 1972 Amendments to the Federal Water Pollution Control Act. California has been actively implementing the Mulford-Carrol Act of 1967 (air) and the Portor-Cologne Act of 1969 (water quality). . Environmental measurements are fundamental in achieVing the goals of the legislation. They are used to relate observed effects on health or welfare to expose, determine level of control needed to protect the public health, determine efficiency of controls installed and determine background levels. Of interest will be some of the newer aspects of environmental measurements. Instrumentation needs with respect to existing standards will also be considered. Air quality measurement will be of chief concern.