EPA NPDES Multi-Sector General Permit
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Transcript EPA NPDES Multi-Sector General Permit
Alaska Association of Harbormasters and
Port Administrators
Wrangell, Alaska
October 26, 2010
Shane Serrano ADEC
Alaska Harbors come in different
shapes, sizes and ownerships
Alaska Harbors come in different
shapes, sizes and ownerships
Clean Water Act
Passed by Congress in 1972 and amended several times
Act addresses water pollution from point sources and
nonpoint sources
Point sources are addressed through NPDES
permitting Program
Nonpoint sources are addressed through grants to
implement Best Management Practices
National Pollutant Discharge
Elimination System (NPDES)
Individual Permits
Typically Domestic Wastewater Disposal
General Permits
Construction GP
Multi-Sector GP
Vessel GP
Four Questions
What is the MSGP?
Are You covered by the MSGP?
What do You have to do to comply with the MSGP?
When does ADEC assume the storm water program
from EPA?
What is the MSGP?
Section 402(p) of the Clean Water Act directs EPA to
develop permit application requirements for
“stormwater discharges associated with industrial
activity”
EPA developed the NPDES Multi-Sector General
Permit (MSGP) for Stormwater Discharges Associated
with Industrial Sources
The previous version, the MSGP 2000, expired in
October 30, 2005
In early 2009 MSGP is reissued in Alaska
Am I covered by the MSGP?
One of 29 Industrial Sectors
Water Transportation – Sector Q
Water Transportation of Freight
Ferries
Marine Cargo
Towing and Tugboat Services
Marinas
Ship and Boat Building and Repairing Yards – Sector R
Covered Discharges
Storm water discharge associated with industrial
activity means the discharge from any conveyance that
is used for collecting and conveying storm water and
that is directly related to manufacturing, processing or
raw materials storage areas at an industrial plant. 40
CFR 122.26 (b)(14)
Coverage Required for Facilities that
Perform one or more of the
Following
Blasting and Painting
Material Storage
Engine Maintenance and Repair Areas
Material Handling
Drydock Activities
Pressure Washing (May need another NPDES permit)
Need to Meet All Three
Conditions
Your Facility is included in the regulated SIC Codes
Your Facility has regulated activities on your property
There is a discharge of the runoff through a point
source
What do I have to do to comply
with the MSGP?
Read the permit
Develop a SWPPP or Revise Existing SWPPP
Implement SWPPP and Control Measures
Submit Notice of Intent
Conduct Inspections
Conduct Monitoring
Implement Corrective Action
Maintain Reporting & Recordkeeping
Read the Permit
Read Sections 1-7 & 9 and section 8-sector Q or R
Read Appendices A-K
For details read the Fact Sheet
Available at www.epa.gov/npdes/stormwater/msgp
Read permit with your facility in mind
Read Sector Q or R Fact Sheet
Developing Your SWPPP
EPA Guidance
Specific to Industrial
Facilities
What to Include in
SWPPP
Common Compliance
Problems
Elements of SWPPP
Listing of Pollution Prevention Team
Description of Site
Summary of Potential Pollutant Sources
Description of Control Measures
List of Schedules and Procedures
Document Eligibility Considerations
Signature Requirements
Additional Documentation
Additional Documentation for
SWPPP
Copy of Notice of Intent
Description of significant spills or leaks
Records of employee training
Documentation of maintenance of control measures
Copies of inspection reports
Description of corrective actions taken
Documentation of any benchmark exceedances
Documentation of status change from active to
inactive
Control Measures
Must select, design, install and implement control
measures (including BMPs) to address
*
Selection and design considerations
*
Meet the non-numeric effluent limits
*
Meet limits contained in applicable effluent
limitations guidelines
Non-Numeric Technology-Based
Effluent Limits
Minimize Exposure
Good Housekeeping
Maintenance
Spill Prevention and Response
Procedures
Erosion and Sediment Control
Management of Runoff
Non-Numeric Technology-Based
Effluent Limits
Salt Storage Piles
Sector Specific Non-Numeric Effluent
Limits
Employee Training
Non-Stormwater Discharges
Waste, Garbage and Floatable Debris
Dust Generation and Vehicle Tracking of
Industrial Materials
Erosion and Sediment Control
Alaska Storm Water Guide
http://dec.alaska.gov/water/wnpspc/stormwater/Guidance
.html
ADOT&PF SWPPP Guide
www.dot.state.ak.us/stwddes/dcsenviron/resources2.shtml
#
EPA SWPPP Guide
http://cfpub.epa.gov/npdes/stormwater/swppp.cfm
EPA Menu of Stormwater BMPs
www.epa.gov/npdes/stormwater/menuofbmps
NOI Submittal to EPA
(ADEC after Oct 31, 2009)
Existing Dischargers – In operation prior to Oct 30,
2005 and authorized under MSGP 2000
New Dischargers – In operation in between Oct 30,
2005 and date in AK MSGP
New Dischargers – In operation after date in AK MSGP
Other Eligible Dischargers – In operation prior to
October 30, 2005, but not covered under the MSGP
2000 or other NPDES permit
Inspections
Routine Facility Inspections
Quarterly Visual Assessment of Stormwater
Discharges
Comprehensive Site Inspections
Monitoring
Monitoring Procedures
Benchmark Monitoring
Effluent Limitations Monitoring
Monitoring and Sampling
EPA Guidance
How to Prepare for
Monitoring
How to Conduct
Monitoring
How to Evaluate
Monitoring Results
Record-Keeping
Corrective Action
Review and Revision to Eliminate Problem
Review to Determine if Modifications are Necessary
Corrective Action Report
Effect of Corrective Action
Reporting and Recordkeeping
Report Monitoring Data to ADEC (after Oct 31, 2009)
Send Annual Report to ADEC (after Oct 31, 2009)
Exceedance Report for Numeric Effluent Limits
Additional Reporting
Recordkeeping
When Does ADEC Assume the
Storm Water Program?
Transfer of NPDES Program started October 31, 2008
Phase 1
Domestic Wastewater
Seafood Processors
Log Transfer Facilities
Phase 2 October 31, 2009
Stormwater
Phase 3 October 31, 2010
Mining
Changes to MSGP under ADEC
The permit will stay the same until 2013
Monitoring data and Annual Reports sent to ADEC
Compliance and Enforcement Inspections by ADEC
Tidal Grid Usage Survey
What information is available and tracked (size,
duration, activities, wasteload, etc.)
What activities are allowed (type of maintenance)
What measures have been employed (collect & treat)