APPROXIMATELY 200 INVIDUALS FROM THE
BALTIMORE METROPOLITAN AREA WILL BE SELECTED BY PROBABILITY
SAMPLING TECHNIQUES FOR A STUDY OF EXPOSURE TO ABOUT 25 VOLATILE
ORGANIC CHEMICALS. MONITORING WILL INCLUDE PERSONAL, INDOOR AND
OUTDOOR AIR, WATER AND BREATH SAMPLES. EPA WILL COLLECT THESE DATA
IN 1987 AND WILL USE THE DATA TO ESTIMATE EXPOSURES AND PRIORITIZE
CHEMICALS FOR STUDY.
On behalf of this Federal agency, I certify that
the collection of information encompassed by this request complies
with 5 CFR 1320.9 and the related provisions of 5 CFR
1320.8(b)(3).
The following is a summary of the topics, regarding
the proposed collection of information, that the certification
covers:
(i) Why the information is being collected;
(ii) Use of information;
(iii) Burden estimate;
(iv) Nature of response (voluntary, required for a
benefit, or mandatory);
(v) Nature and extent of confidentiality; and
(vi) Need to display currently valid OMB control
number;
If you are unable to certify compliance with any of
these provisions, identify the item by leaving the box unchecked
and explain the reason in the Supporting Statement.