All news related to Southern California Stormwater Monitoring Coalition
Third sampling year completed for Regional BMP Monitoring Network
The Southern California Stormwater Monitoring Coalition (SMC) has completed the third year of sampling for its Regional BMP Monitoring Network – a SCCWRP-facilitated effort that is enabling Southern California stormwater ... More
SMC developing workplan for fourth cycle of regional stream monitoring program
The Southern California Stormwater Monitoring Coalition (SMC) has begun planning for the fourth cycle of its Regional Watershed Monitoring Program – a five-year stream survey that is expected to focus ... More
Modeling phase launched in effort to open ‘black box’ of BMP mechanistic processes
SCCWRP and its partners have begun working to model the mechanistic inner processes by which a ubiquitous class of stormwater BMPs known as biofiltration systems removes pollutants from runoff – ... More
SMC develops stormwater research priorities for next five years
The Southern California Stormwater Monitoring Coalition (SMC) has launched a research planning process to establish its strategic directions over the next five years, beginning with inviting an expert advisory panel ... More
Approach developed to identify suitable streams in north O.C. for capturing dry-weather flows
SCCWRP and its partners have developed a novel screening approach for identifying streams in northern Orange County that could be suitable locations for diverting dry-weather flows to boost water recycling ... More
SMC lab intercalibration completed to ensure high-quality chemistry analyses for stormwater monitoring
The Southern California Stormwater Monitoring Coalition (SMC) has completed the fourth iteration of a periodic intercalibration exercise originally started in 2003 to ensure that laboratories performing routine chemistry analyses on ... More
SMC study probing relationship between HF183 and illness risk nearing completion
The Southern California Stormwater Monitoring Coalition (SMC) is nearing completion on a three-year study probing the relationship between levels of the fecal contamination marker HF183 in wet-weather runoff and the ... More
Year 2 monitoring completed to support regional BMP monitoring network
The Southern California Stormwater Monitoring Coalition (SMC) has completed the second sampling year of its new Regional BMP Monitoring Network, collecting data from six stormwater BMPs across Southern California during ... More
Year 1 sampling completed in effort to measure how well bioretention BMPs remove microplastics in runoff
SCCWRP and its partners have completed the first season of wet-weather sampling for a two-year study investigating the effectiveness of bioretention BMPs (best management practices) at removing microplastics pollution from ... More
SMC study examining why some modified channels are healthier than others
The Southern California Stormwater Monitoring Coalition (SMC) has launched an investigation into why some streams that have been modified via channel hardening have healthier biological communities than others – part ... More
Modeling work underway for study probing relationship between HF183 and illness risk
SCCWRP and its partners have begun working to model the levels at which exposure to the fecal contamination marker HF183 in wet-weather runoff is associated with increased illness risks for ... More
Regional BMP monitoring program adds monitoring sites in second year of BMP performance monitoring
The Southern California Stormwater Monitoring Coalition (SMC) has expanded the number of structural BMPs where field teams are collecting data on the performance of structural stormwater BMPs as the SMC ... More
SMC studies being used to investigate BMPs’ potential to remove microplastics in runoff
SCCWRP and its partners have initiated a pair of studies exploring the potential of different types of stormwater BMPs to reduce microplastics pollution in runoff – with both studies leveraging ... More
Analysis initiated to understand how flow patterns affect biological health of modified channels
The Southern California Stormwater Monitoring Coalition (SMC) has begun examining how flow alterations affect the biological health of streams that have been modified via channel hardening – part of a ... More
SMC planning to double size of Regional BMP Monitoring Network for Year 2 of BMP performance monitoring
The Southern California Stormwater Monitoring Coalition (SMC) is planning to double the number of sites where field teams are collecting data on the performance of structural stormwater BMPs as the ... More
Custom-built rainfall generator that creates controlled wet weather conditions to be used initially for street sweeping study
SCCWRP has developed a custom-built, field-deployable rainfall generator capable of creating repeatable, controlled wet- weather conditions to support a study investigating the effectiveness of routine street sweeping in removing contaminants ... More
Study shows more than 77% of Southern California’s coastal stream kilometers contains trash
The Southern California Bight 2018 Regional Monitoring Program has published the findings of a regional survey of trash in aquatic environments that concluded that 77% of Southern California’s 4,600 miles ... More
Mechanistic study to open stormwater BMP ‘black box’
SCCWRP and its partners have launched a three-year study to characterize the mechanistic inner processes by which a ubiquitous class of stormwater BMPs (best management practices) removes common types of stormwater ... More
Microplastics added as focal point in SMC street sweeping study
Researchers will investigate the effectiveness of street sweeping in removing microplastics that enter storm drains and contribute to runoff pollution as part of a newly launched Southern California Stormwater Monitoring ... More
BMP performance data collected from 5 sites to support regional monitoring network
The Southern California Stormwater Monitoring Coalition (SMC) has successfully collected monitoring data on the performance of structural stormwater BMPs (best management practices) at five sites – a key milestone in ... More
SMC study to probe effectiveness of street sweeping for reducing runoff pollution
The Southern California Stormwater Monitoring Coalition (SMC) has launched a three-year study to investigate the effectiveness of routine street sweeping in removing contaminants that enter storm drains and contribute to ... More
SMC develops workplan for regional BMP performance monitoring network
The Southern California Stormwater Monitoring Coalition (SMC) has developed a detailed workplan for how it will build a new regional monitoring network to investigate the performance of a wide variety ... More
Performance effectiveness of two non-structural BMPs to be quantified through SMC study
The Southern California Stormwater Monitoring Coalition (SMC) has decided to quantify the performance effectiveness of two types of non-structural stormwater BMPs (best management practices) – part of a renewed focus ... More
SMC completes intercalibration for stream monitoring program after 2-year hiatus
The Southern California Stormwater Monitoring Coalition (SMC) has completed an in-person field intercalibration exercise for its Regional Watershed Monitoring Program that demonstrated that program participants have been able to maintain ... More
Stormwater drainage conference helps connect SCCWRP to researchers worldwide
SCCWRP hosted an international engineering conference focused on improving modeling of urban stormwater drainage systems over a three-day period in January that attracted 146 researchers and practitioners – more than ... More
SMC preparing to kick off pilot phase to build regional BMP performance monitoring network
The Southern California Stormwater Monitoring Coalition (SMC) is preparing to kick off the initial pilot phase of a SCCWRP-led effort to build a regional network for monitoring the performance of ... More
Workplan developed for third cycle of SMC’s regional stream monitoring program
The Southern California Stormwater Monitoring Coalition (SMC) has finalized plans for the third cycle of its Regional Watershed Monitoring Program that kicks off this spring. The cyclical program’s workplan – ... More
Regional monitoring network being built to evaluate BMP performance
The Southern California Stormwater Monitoring Coalition (SMC) has begun building a regional monitoring network for tracking the performance of a wide variety of stormwater BMPs (best management practices) – a ... More
SMC study suggests not all strategies to protect health of erosion-prone streams created equal
The Southern California Stormwater Monitoring Coalition (SMC) has completed an analysis shedding light on whether next-generation management strategies for reducing erosion risk in streams could be more effective at protecting ... More
SMC develops roadmap to improve runoff water quality
The Southern California Stormwater Monitoring Coalition (SMC) has unveiled a comprehensive, multi-faceted research agenda that lays out a vision and roadmap for how the region’s stormwater management community will collaborate ... More
Sites being identified for evaluating effectiveness of stormwater BMPs
The Southern California Stormwater Monitoring Coalition (SMC) has begun identifying about a half-dozen sites that will serve as case studies for examining the effectiveness of stormwater BMPs (best management practices) ... More
SMC’s renews Master Agreement through 2024
The Southern California Stormwater Monitoring Coalition in July renewed its Master Agreement for another five years, continuing the SMC’s research and monitoring agenda through 2024. SMC member agencies include eight ... More
Three key stream condition indicators integrated via index
The Southern California Stormwater Monitoring Coalition (SMC) and SCCWRP have developed a new assessment tool that synthesizes three key lines of evidence about the ecological health of wadeable streams to ... More
SMC regional monitoring to include stormwater BMP effectiveness evaluation
The Southern California Stormwater Monitoring Coalition has begun designing the next five-year cycle of its stream monitoring program to include a regional evaluation of the effectiveness of stormwater BMPs (best ... More
SMC conducting trash surveys in watersheds to support Bight ’18
The Southern California Stormwater Monitoring Coalition (SMC) has launched trash sampling surveys in wadeable streams across coastal Southern California to support the Southern California Bight 2018 Regional Monitoring Program’s efforts ... More
Management impacts of stream biointegrity policies explored in new SMC report
The Southern California Stormwater Monitoring Coalition (SMC) has released a comprehensive new report chronicling how the region’s stream management community will potentially be impacted by new and proposed changes to ... More
SMC open-data portal under development to streamline data management
The Southern California Stormwater Monitoring Coalition (SMC) has begun developing a comprehensive data management system intended to streamline data submission, quality-control checks and data analysis. Built on the Esri ArcGIS ... More
Bioassays show promise for CEC screening in SMC study
SCCWRP and its partners have demonstrated in a proof-of-concept study that commercially available bioanalytical tools have the potential to cost-effectively screen Southern California waterways for the presence of bioactive contaminants ... More
SMC kicks off Year 3 field sampling for second cycle of stream monitoring program
The Southern California Stormwater Monitoring Coalition in March kicked off Year 3 of field sampling for the second five-year cycle of its regional stream monitoring program. The SMC Regional Watershed ... More
SMC kicks off Year 3 field sampling for second cycle of stream monitoring program
The Southern California Stormwater Monitoring Coalition in March kicked off Year 3 of field sampling for the second five-year cycle of its regional stream monitoring program. The SMC Regional Watershed ... More
SMC completes analysis of bioassessment scores for engineered channels
The Southern California Stormwater Monitoring Coalition has completed a comprehensive analysis of the range of ecological condition scores obtained when engineered channels across coastal Southern California are scored using existing ... More
SMC kicks off second-year sampling with new program elements
The Southern California Stormwater Monitoring Coalition kicked off second-year sampling in March for the second cycle of its Regional Watershed Monitoring Program. New program elements being incorporated into the second ... More
SMC samples advance to nontargeted analysis phase of CEC monitoring framework
SCCWRP and its collaborators have advanced some of the 31 water samples collected by the Southern California Stormwater Monitoring Coalition (SMC) to the nontargeted phase of chemical analysis, a recognition ... More
Stream survey tracks biological degradation across Southern California
A five-year monitoring study of Southern California’s perennial wadeable streams has found that 75% of the region’s 4,300 miles of streams are degraded, with no discernable improvements in the health ... More