2018 Update to the Model BMP Design Manual The County of San Diego and the other copermittees of the 2013 MS4 Permit have updated the Model BMP Design Manual (Manual) to clarify the requirements and provide additional guidance. A draft of the 2018 Manual will be posted on Project Clean Water for public review and [...]
New Model BMP Design Manual Help Desk Question and Answers Posted. All questions and answers are included up until September 14, 2017. Click the link below to download.
The letter that the RWQCB wrote to describe the documentation needed to support the infeasibility of infiltration onsite has been posted here: http://www.projectcleanwater.org/download/pdp-infiltration-infeasibility/
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.
Santa Margarita WMAA Call for Projects The County of San Diego is preparing a list of candidate projects to be included in the Santa Margarita River Watershed Management Area Analysis (WMAA), which is an optional attachment to the Santa Margarita River Water Quality Improvement Plan. Please see attached Call for Projects letter for details. Project suggestions [...]