santa margarita river wqip€¦ · monitoring and assessment program questions/discussion 8. water...
TRANSCRIPT
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Santa Margarita River WQIP
Consultation Committee Meeting
October 17, 2017
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Welcome and Introductions
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City of Menifee
City of Murrieta
City of Temecula
City of Wildomar
County of Riverside
County of San Diego
Riverside County Flood
Control
Responsible Agencies
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Welcome and IntroductionsConsultation Committee MembersRequired Members
• Erica Ryan, San Diego RWQCB
• Terri Biancardi, Environmental Community
• Clint Lorimore/Mark Grey, Development Community
At Large Members
• Ben Drake/Robert Renzoni, Temecula Winegrowers Association
• Andy Domenigoni, Riverside County Farm Bureau
• Kyle Cook, Camp Pendleton Marine Base
• Pablo Bryant, Santa Margarita Ecological Reserve
• Laurie Correa, Regional Conservation Authority
• Rick Neugebauer, Temecula, Elsinore, Anza, Murrieta (TEAM-RCD)
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Purpose & StructureDave Ceppos, Associate Director
Center for Collaborative Policy
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Process and Purpose
Provide transparency
Receive recommendations
Answer questions
Build working relationships
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Consultation Committee
Review draft submittals of WQIP
Provide written recommendations and comments
Represent service area category & expertise
All recommendations will be considered
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Meeting Guidelines
Listen to understand
Everyone’s perspective is valued
Everyone has an equal opportunity to participate
Keep the conversation focused
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Meeting Objectives
WQIP Process Overview and Update
B2/B3 Comments
Watershed Management Area Analysis (WMAA) Updates
Monitoring and Assessment Program
Questions/Discussion
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Water Quality Improvement Plan Overview
Stuart McKibbin
Riverside County Flood Control and Water Conservation District
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Santa Margarita RiverWatershed Management Area
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Water Quality Improvement PlansFocus planning & future implementation
on watershed priority conditions
Establish numeric goals, strategies & schedules
Incorporate monitoring, assessment & adaptive management programs
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Watershed Planning - Overview
2 year development process
Public participation requirement
Collaborative process
Consultation Committee
Mandated interim deliverables
Phased approach
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Watershed Planning
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Phase I
• Water Quality Assessment
• Prioritization
• Sources
• Potential Strategies
Phase II
• Goals
• Strategies
• Schedules
• Sources
• WMAA
Phase III
• Monitoring
• Assessment
• Adaptive Management
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Progress to Date
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B2
• Prioritization, Potential Strategies
• Consultation Committee – September 2016
• Revisions and Draft Submittal to Regional Board – Jan 2017
• Regional Board Comments – March 30 and October 11, 2017
B3
• Goals, Strategies, Schedules
• Consultation Committee – May 2017
• B2 Revisions and Draft B3 Submittal to Regional Board – July 7, 2017
• Regional Board Comments – October 11, 2017
WQIP
• Monitoring and Assessment
• Adaptive Management
• Consultation Committee – TODAY
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WQIP –Overview of Elements
Water Quality Improvement Plans include:
Priority Water Quality Conditions
Goals and Schedules
Strategies and Schedules
Monitoring
Assessment
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Today’s Focus
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B2/B3 Comments from Regional Water Board
Received October 11, 2017Richard Boon
Riverside County Flood Control and Water Conservation District
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General Comments
• Format and Terminology – improve readability
• Technical Studies – incorporate additional studies
• Agriculture Lands – include control strategy
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B2 CommentsPriority Water Quality Conditions
• HPWQC – need better linkage to sources
• Geographic Extent – consideration of intermittent streams
• RFCWCD Areas and Activities
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B3 CommentsGoals, Strategies, Schedules
• Goals – attaining numeric goals is uncertain
• Strategies – agricultural land
• WMAA – need for further evaluation
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Questions?
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Watershed Management Area Analysis Update
Stuart McKibbin
Riverside County Flood Control and Water Conservation District
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Background
• New Development Projects
• Stormwater quality retention requirements
• Hydromodification requirements (Larger BMPs)
An Alternative Compliance Option is available
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Watershed Management Area Analysis
• How data will be used
• Land Use – Evaluate potential impacts resulting from land development
• Hydrologic Processes – Identify opportunities for enhanced infiltration
• Streams and Channels – Assess stream stability
• Coarse sediment areas – Identify areas of sediment supply which contributes to stream stability
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Watershed Management Area Analysis
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Hydromodification Management
Reaches selected for exemption analysis
Exempt in June 2013 Santa Margarita Region Hydromodification Management Plan
River Downstream Limit Upstream Limit
Santa Margarita River Outfall to Pacific OceanAt Origin: Confluence with Temecula
Creek and Murrieta Creek
Temecula CreekConfluence with Santa
Margarita RiverOutflow of Vail Lake
Murrieta CreekConfluence with Santa
Margarita River850 feet upstream of Hawthorn Street
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Exemption Analysis: Results
River Ep Sp Recommendation
Santa Margarita River 1.03 0.83 Analysis supports Exemption
Temecula Creek Analysis In Progress
Murrieta Creek Analysis In Progress
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Questions?
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Introduction to Monitoring and Assessment
Paul Hartman
Larry Walker Associates
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Monitoring and Assessment Program Purpose
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• Support assessment of:
• Progress toward numeric goals and schedules
• Progress addressing eutrophication and nutrient loading
• Each Copermittee’s overall efforts to implement the WQIP
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Monitoring OverviewReceiving Waters
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Monitoring OverviewMS4 Outfalls
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MS4 Outfall Dry Weather Monitoring
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Monitoring (5 sites)
Field Screening
Target Areas
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Monitoring OverviewSpecial Studies
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Assessment Overview
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Receiving Waters
• Condition Assessments
• Status and Trends
Storm Drain Outfalls
• Pollutant Reduction
• Strategy Assessments
Special Studies
• Receiving Waters
• Sources/Strategies
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BREAK
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Provision B. 4Monitoring and Assessment Program (MAP)
Paul Hartman
Larry Walker Associates
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Receiving Water Monitoring Provision D.1
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Receiving Water
Monitoring
Long Term Monitoring
Stations
Regional
Sediment Quality
Objectives
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Long Term Monitoring Stations
What is necessary?• Minimum of one station
• Representative of Receiving Water Conditions
What is the purpose?• Status and Trends – short/long term
improvements
• Progress to Goals
• Are strategies working?
• Are Beneficial Uses Protected?
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Long Term Monitoring StationsDry Weather
• 3 Events
• Chemistry, Toxicity
Wet Weather
• 3 Events
• Chemistry, Toxicity
Bioassessment
• Benthic Macroinvertebrates
• Benthic Algae
Hydromodification
• Bed and Bank Condition
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Regional Receiving Water Monitoring
Stormwater Monitoring Coalition• Long Term, Well Established Program
• Bioassessment Focused
• Reference Conditions
Southern California Bight Program• Every 5 Years
• Multiple Stakeholders and Interests
• Marine, Estuarine, Watersheds 37
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Sediment Quality Monitoring
Sediment Quality in Estuaries• Condition Assessments
– multiple sites
• Triad Approach
Chemistry
Benthic Ecology
ToxicityUnimpacted
Likely Unimpacted
Possibly Impacted
Likely Impacted
Clearly Impacted
Inconclusive
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Receiving Water Monitoring Question and Relationship to SMR Goals (example)
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Monitoring Question:
What are the Total Nitrogen and Total Phosphorus loadings in the SMR at the base of the Upper Watershed? How are they changing over time?
Goal:
Reduce dry weather loads in receiving waters by 10%.
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Questions?
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MS4 Outfall MonitoringProvision D.2
MS4 Outfall
Monitoring
Dry Weather Field Screening
Non-Stormwater
Persistent Flow Monitoring
Wet Weather Monitoring
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Dry Weather Field Screening
What is necessary?• Inspect 80% of Major Outfalls• 2x/Year• Visual Observations focused on FLOW
What is the purpose?• Source identification and elimination
• Prioritization of outfalls – persistent flow
• Calculate/estimate non-storm water volumes and pollutant loads
• Identify reductions in non-storm water flows and illicit
• Evaluate strategies
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Dry Weather Field Screening Monitoring Approach
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CopermitteeMajor Outfalls
(Total)80% of Total
Visual Inspections Per
Year
RCFCWCD 83 67 134
County of Riverside 6 5 10
Menifee 0 0 0
Murrieta 39 32 64
Temecula 117 94 188
Wildomar 13 11 22
County of San Diego 13 10 20
Total 271 219 438
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Non-stormwater Persistent Flow MonitoringWhat is necessary?• Monitor top 5 sites (per jurisdiction)• 2x/Year• Visual Observations + Chemistry
What is the purpose?• Source identification and elimination• Calculate/estimate non-storm water volumes and
pollutant loads• Identify reductions in non-storm water flows and
illicit• Evaluate strategies
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Non-stormwater Persistent Flow Monitoring Approach
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• Persistent Flow
• Contribute to HPWQC
• Sources
• Target Areas
Prioritize
• Elimination
• Not a source of pollutants
• Authorized
Monitor• Eliminate one
• Select next highest
Reprioritize
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Non-stormwater Persistent Flow Monitoring Example
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Wet Weather Outfall Monitoring
What is necessary?• 5 Sites per WMA• 1 Site per Permittee• 1 Storm Event per Year – HPWQC, Impairments
What is the purpose?• Calculate/estimate stormwater volumes and
pollutant loads and changes over time
• Validate WQIP assumptions (e.g., land use estimates)
• Evaluate strategies
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MS4 Outfall Monitoring Questions and Relationship to SMR Goals
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Goal (examples) Monitoring Question D
ryW
eat
he
r Fi
eld
Sc
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nin
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No
n-s
torm
wat
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Pe
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ow
M
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10% Reduction in Non-stormwaterFlow
How much NSW flow is being discharged by each Copermittee (as compared to the baseline)?
10% Reduction in Dry Weather Loading
How much has TN and TP loadingbeen reduced at Copermitteeoutfalls?
X X
X
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Questions?
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Special StudiesProvision D.3
What is necessary?• 2 Studies per WMA
• 1 Regional Study (can substitute for WMA study)
What is the purpose?• Relate to the HPWQC
• Identify sources of pollutants and/or stressors 51
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Special Studies
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Special Studies
Nutrient Initiative Studies
Regional Reference Streams
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Special Studies Monitoring Question and Relationship to SMR Goals (example)
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Monitoring Question:
Are there sources of pollutants causing exceedances of targets that are outside of Copermittee control?
If an Estuary related Goal is not met (e.g., interim targets for eutrophic indicators):
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Rainbow CreekTotal Maximum Daily Load for Total Nitrogen and Total PhosphorusAttachment E
• Incorporate the Sampling and Analysis Plan for Rainbow Creek
• Perform monitoring to demonstrate progress towards TMDL compliance targets
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Questions?
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Adaptive Management Approach
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Questions?
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Closing Comments, Discussion, Next Steps
Dave Ceppos, Associate Director
Center for Collaborative Policy
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Next Steps
Comments and Feedback on Today’s Material
WMAA Updates
Monitoring and Assessment
Final Draft WQIP
Submittal to Regional Board January 5, 2018 63
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Questions?
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Comments/Feedback
To Darcy Kuenzi, Government Affairs Officer
Riverside County Flood Control and
Water Conservation District
1995 Market Street
Riverside, CA 92501
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