Download presentation
Presentation is loading. Please wait.
1
Rule 5 and 13 Conversion Impacts
Mary Atkins, PE, CPESC Wessler Engineering September 19, 2018
2
IDEM and ACEC Partnership
3
Background Rule 5 327 IAC 15-5 NPDES general permit by rule for land disturbing activities and construction runoff Rule 13 327 IAC 15-13 NPDES general permit by rule for Municipal Separate Storm Sewer Systems (MS4s)
4
What is the change? Convert “permit by rule” to an administratively issued general permit Developed and issued by IDEM 5 year permit terms
5
Why the change? EPA has mandated the change
Potential conflict with permittees establishing rules. 2003 – last time regulations changed Update with EPA requirements (Remand Rule) clarify issues encountered over 15 years Incorporate implementation feedback
6
How IDEM is starting the process?
IDEM prepared draft language Approved by EPA Advisory Group to fine tune language (ACEC involvement and other stakeholders) Language back to EPA Permit out for Public notice Rule making Final adoption of the permits
7
Permits will be addressed in the following order
Construction site runoff Municipal Separate Storm Sewer Systems Industrial stormwater runoff IDEM is considering release of Construction and MS4 permits at the same time due to overlap and impacts to MS4s
8
Topsoil
9
Natural Buffers
10
Sediment Basins
11
Stormwater Detention
12
Stormwater Quality Treatment
13
Indiana Code Reference
14
Outfall stabilization
15
Construction and domestic waste
16
Stabilization Requirements
17
Stabilization Requirements
18
Concrete Washout - Definition
19
Trained Individual - Definition
20
Written evaluations and documentation
Detailed list of written evaluation report contents. Corrective actions documentation Project management log
21
Plan contents and review process
SWP3 contents Plan review process Waiver of review was removed
22
NOI submittal Open permits must obtain new coverage
Update activity-based requirements Design components will not require retrofit
23
Rule 13 to MS4 General Permit
Advisory Committee met August 2018 Next meeting is October Discussing and providing suggested language changes on draft language
24
QUESTIONS Mary K. Atkins, PE, CPESC Wessler Engineering 317-788-4551
Similar presentations
© 2025 SlidePlayer.com. Inc.
All rights reserved.