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Permit No. VA0088641
Page 36 of 42
by this state permit using test procedures approved under 40 CFR Part 136 or using other test procedures
approved by the U.S. Environmental Protection Agency or using procedures specified in this state permit, the
results of this monitoring shall be included in the calculation and reporting of the data submitted in the DMR or
reporting form specified by the Department.
4. Calculations for all limitations that require averaging of measurements shall utilize an arithmetic mean unless
otherwise specified in this state permit.
D. DUTY TO PROVIDE INFORMATION
The permittee shall furnish to the Department, within a reasonable time, any information that the Department may
request to determine whether cause exists for modifying, revoking and reissuing, or terminating this state permit or
to determine compliance with this state permit. The Department may require the permittee to furnish, upon request,
such plans, specifications, and other pertinent information as may be necessary to determine the effect of the
wastes from its discharge on the quality of surface waters, or such other information as may be necessary to
accomplish the purposes of the Clean Water Act and Virginia Stormwater Management Act. The permittee shall
also furnish to the Department upon request, copies of records required to be kept by this state permit.
E. COMPLIANCE SCHEDULE REPORTS
Reports of compliance or noncompliance with, or any progress reports on, interim and final requirements contained
in any compliance schedule of this state permit shall be submitted no later than 14 days following each schedule
date.
F. UNAUTHORIZED STORMWATER DISCHARGES
Pursuant to § 62.1-44.15:26 of the Code of Virginia, except in compliance with a permit issued by the Department,
it shall be unlawful to cause a stormwater discharge from a MS4.
G. REPORTS OF UNAUTHORIZED DISCHARGES
Any operator of a regulated MS4 who discharges or causes or allows a discharge of sewage, industrial waste, other
wastes or any noxious or deleterious substance or a hazardous substance or oil in an amount equal to or in excess
of a reportable quantity established under either 40 CFR Part 110, 40 CFR Part 117 or 40 CFR Part 302 that occurs
during a 24-hour period into or upon surface waters; or who discharges or causes or allows a discharge that may
reasonably be expected to enter surface waters, shall notify the Department of the discharge immediately upon
discovery of the discharge, but in no case later than within 24 hours after said discovery. A written report of the
unauthorized discharge shall be submitted to the Department, within five days of discovery of the discharge. The
written report shall contain:
1. A description of the nature and location of the discharge;
2. The cause of the discharge;
3. The date on which the discharge occurred;
4. The length of time that the discharge continued;
5. The volume of the discharge;
6. If the discharge is continuing, how long it is expected to continue;
7. If the discharge is continuing, what the expected total volume of the discharge will be; andJump to an indexed page (43 of 43)