In accordance
with 5 CFR 1320, OMB is not approving the information collection at
this time. Prior to publication of the final rule, the agency must
submit to OMB a summary of all comments received on the information
collection and any changes made in response to these comments.
Inventory as of this Action
Requested
Previously Approved
36 Months From Approved
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The EPA is proposing to revise the
network design requirements for the oxides of nitrogen,
specifically nitrogen dioxide, to support the proposed changes to
the primary NAAQS for NO2. EPA is proposing a two-tiered monitoring
network design. The two tiers are designed to: 1) monitor in areas
of expected maximum 1 hour concentrations; and 2) monitor to
characterize areas with the highest expected NO2 concentrations at
the neighborhood and larger spatial scales, or "area-wide" scales.
The proposed network design corresponds to the proposal of the new
NAAQS based on peak 1 hour daily maximum concentrations, or 1-hour
NAAQS, and the associated proposed range of levels from 80 to 100
parts per billion (ppb), and the retention of the current annual
averaged NAAQS which has a level of 53 ppb. The introduction of the
1-hour NAAQS and the range of levels are intended to protect
against peak, shorter term exposure risks. In addition to requiring
the measurement of NO2 at near-road monitoring stations, we are
proposing that wind speed and direction vector data in the
horizontal and vertical planes (three dimensional winds), along
with temperature and relative humidity, be measured in support of
the primary pollutant measurements at near-road sites.
US Code:
42
USC 7401 Name of Law: Clean Air Act of 1990
EPA is proposing to revise the
network design requirements for NO2 to support changes to the
primary national ambient air quality standards (NAAQS) for NO2 that
are being proposed. For the purpose of this, ICR we have estimated
the maximum potential burden for the options being considered in
the proposed rule. The ICR burden estimates are associated with the
current NO2 monitoring portion of the approved ICR 2060-0084 -
"Ambient Air Quality Surveillance."
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.