The WDNR Technical Standard 1061 Dewatering Practices for Sediment Control was recently revised through the Standards Oversight Council Modified Process.  Here is a summary of the major changes from the previous version:

• Consolidated discharge location based criteria was ;
• Added criteria for internally drained areas;
• Added criteria for filter baffles;
• Added criteria for dewatering wells;
• Expanded the Operation & Maintenance section, including the use of the transparency measurements to evaluate practice effectiveness; and
• Added several figures.

The final revised standard is now available on the WDNR storm water construction technical standards web page.