Flushing Do’s and Don’ts Did you know that wipes, paper towels and similar products, when flushed down toilets, do not break down properly and can cause significant problems for our sewer system and treatment plants? And don’t be fooled by those products labeled as ‘flushable’ – they are not compatible with sewer systems, the material […]
Don’t Rush to Flush — Flushing Do’s and Don’ts Read More »
An update to the May 2018 Carlsbad Water Quality Improvement Plan (WQIP) includes the Escondido Creek HMP Exemption. Documents related to the Carlsbad WQIP are available for download.
Update to May 2018 Carlsbad WQIP Creates Escondido Creek HMP Exemption Read More »
A minor edit was made to the May 2018 Model BMP Design Manual (summary page i). The sentence below: “This updated manual replaces and supersedes the February 2016 manual and is effective May 15, 2016.” Now reads as following: “This updated manual replaces and supersedes the February 2016 manual.” Thus removing a typographical error. Also,
Minor Modification to Summary Page of Model BMP Design Manual Read More »
This White Paper is a study of regionally available Bioretention Soil Media (BSM) that lead to the County-wide refinement of BSM specifications. The paper is available for download.
San Diego Bioretention Media Survey White Paper Now Available Read More »
2017 Report of Waste Discharge – Regional Monitoring & Assessment Report The ROWD-RMAR document was delivered to the San Diego Regional Water Board on December 27, 2017 Final documents are available here to download.
Report of Waste Discharge – Regional Monitoring & Assessment Report 2017 Read More »
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
Infiltration Infeasibility Documentation Guidelines from RWQCB Read More »
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.
SDHM 3.1 Training Slides Posted Read More »
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.
Otay River HMP Exemption Read More »
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.
New BMP Maintenance Fact Sheets Read More »
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
Call for Projects – Santa Margarita WMAA Read More »