The letter that the RWQCB wrote to describe the documentation needed to support the infeasibility of infiltration onsite has been posted here: Priority Development Project Infiltration Infeasibility Documentation Guidelines
The May 2017 training presentation slides about the new version of the San Diego Hydrology Model (SDHM) 3.1 are now available for download here. The newest version of the model is also available here.
A portion of the Otay River was included as exempt from Hydromodification Management Plan requirements through the WQIP Annual Reporting process. The WMAA mapping has been updated to reflect this change. The PDFs of the data can be found on the WMAA page here. The GIS data is available here.
New BMP Maintenance Fact Sheets have been been developed by the copermittees to inform anyone who is designing or maintaining BMPs within the County of San Diego. The fact sheets can be downloaded below.