Page 64 - California Stormwater Workshop Handouts

Industrial General Permit Order

XIII. INACTIVE MINING OPERATION CERTIFICATION

A. Inactive mining operations are defined in Part 3 of Attachment A of this General
Permit. The Discharger may, in lieu of complying with the General Permit
requirements described in subsection B below, certify and submit via SMARTS
that their inactive mining operation meets the following conditions:

1. The Discharger has determined and justified in the SWPPP that it is
impracticable to implement the monitoring requirements in this General
Permit for the inactive mining operation;

2. A SWPPP has been signed (wet signature and license number) by a
California licensed professional engineer and is being implemented in
accordance with the requirements of this General Permit; and,

3. The facility is in compliance with this General Permit, except as provided in
subsection B below.

B. The Discharger who has certified and submitted that they meet the conditions
in subsection A above, are not subject to the following General Permit
requirements:

1. Monitoring Implementation Plan in Section X.I;

2. Monitoring Requirements in Section XI;

3. Exceedance Response Actions (ERAs) in Section XII; and,

4. Annual Report Requirements in Section XVI.

C. Inactive Mining Operation Certification Submittal Schedule

1. The Discharger shall certify and submit via SMARTS NOI coverage PRDs
listed in Section II.B.1 and meet the conditions in subsection A above.

2. The Discharger shall annually inspect the inactive mining site and certify via
SMARTS no later than July 15th of each reporting year, that their inactive
mining operation continues to meet the conditions in subsection A above.

3. The Discharger shall have a California licensed professional engineer
review and update the SWPPP if there are changes to their inactive mining
operation or additional BMPs are needed to comply with this General
Permit. Any significant updates to the SWPPP shall be signed (wet
signature and license number) by a California license professional engineer.

4. The Discharger shall certify and submit via SMARTS any significantly
revised SWPPP within 30 days of the revision(s).

Order 2014-0057-DWQ 56