IDSE Implementation Timeline
Schedule for systems in a combined distribution system (CDS) is based on that of the largest system in the combined distribution system
| Sch. |
Systems Serving: |
Submit 40/30 Certification, SM, SSS Plan, or receive VSS Waiver by: |
Complete SM or SSS By: |
Submit IDSE Report (only systems conducting SM or SSS) by: |
| 1 |
>100,000 |
Oct. 1, 2006 |
Sept. 30, 2008 |
Jan. 1, 2009 |
| 2 |
50,000–99,999 |
Apr. 1, 2007 |
Mar. 31, 2009 |
July 1, 2009 |
| 3 |
10,000–49,999 |
Oct. 1, 2007 |
Sept. 30, 2009
|
Jan. 1, 2010 |
| 4 |
< 10,000 |
Apr. 1, 2008 |
Mar. 31, 2010 |
July 1, 2010 |
Getting Started
IDSE Presentation (3.5 MB)
Stage 2 DBPR Rule (external link)
Final IDSE Guidance (2.8 MB)
Stage 2 DBPR Fact Sheet
EPA's Stage 2 Web Page (external link)
Water System Schedules (This lists each water system and the schedule they are assigned)
Your Water System's Monitoring Period
Once you know which schedule your system is assigned, download the appropriate files.
Additional Information
40/30 Certification Form
Protocol for Recommending Stage 2 DBPR compliance monitoring sites
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