central valley water board · adam laputz, assistant executive officer. permitting programs npdes...
TRANSCRIPT
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Central Valley Water Board
Adam Laputz, Assistant Executive Officer
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Permitting Programs
NPDES Program
Stormwater
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NPDES Program
Lodi Aeration Basin
Brentwood Outfall w/ Cascade
Dunsmuir Secondary Clarifier
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NPDES Program Priorities
❑ Permitting Efficiency and Quality
❑ Data Quality Assurance
❑ CV-SALTS Implementation
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Facilities in Auburn Ravine
City of Lincoln Treatment Plant
5.9 million gallons per day
Tertiary treatment process
City of Auburn WWTP
1.7 million gallons per day
Tertiary treatment process
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Lincoln WWTP Temperature Concerns
❑ 2019 Time Schedule Order
❑ Interim measures to reduce thermal effects during warm periods (essentially storage when effluent could cause exceedance of objectives)
❑ Temperature Study workplan – June 2020
❑ Final Temperature Study – January 2022
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40
45
50
55
60
65
70
75
July-18 October-18 February-19 May-19 August-19 December-19
Auburn Ravine Temperature Above (R-1) and Below (R-2) Lincoln WWTP
R-1
R-2
Upper range of migration temperature for Steelhead and Chinook migration (DWR 2003)
Lethal temperatures for Steelhead and Chinook (DWR 2003)
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Stormwater Program
Low-Impact Development (MS4)
Regulated Industrial Site
Construction Best Management Practices Inspection
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Stormwater Program
❑ Review Regionwide MS4 General Permit Work Products
❑ Begin Work For Renewal of Regionwide MS4 General Permit
❑ Construction/Caltrans/Industrial: Conduct Targeted Inspections and Compliance/Enforcement Actions
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BMP Based Program
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Enforcement activities
❑ Rocklin Developer Agrees to $153,000 Settlement in Environmental Threats to Nearby Ravine (2019)
❑ Sutter County Developer Agrees to $160,000 Settlement over Environmental Threats to Grass Valley’s Wolf Creek (2019)
❑ Placerville Developer Agrees to $171,000 Settlement for Illegal Diversions into Nearby Creek (2019)
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Planning, Monitoring , Assessment
Basin Planning
TMDL
Delta Program
CV-SALTS
SWAMP
Nonpoint Source Program
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Basin Planning Program (inc’l Delta and TMDL Programs)
Sacramento-San Joaquin Delta
Estuary Habitat
Delta Nutrient Study
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Basin Planning Program
❑ 2018 Triennial Review Projects: Tribal Beneficial Use Evaluations, Pit River, Temperature Criteria
❑ 2020 Integrated Report
❑ TMDL Development: Mercury, Pesticides, other prioritized constituents
❑ Continued Implementation: Pyrethroid Control Program, Mercury (Clear Lake, Delta), Dissolved Oxygen in the San Joaquin River
❑ Delta Regional Monitoring Plan, Delta Nutrient Research Plan
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CV-SALTS Program
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CV-SALTS Program
❑ Revisions to The Salt and Nitrate Control Plans
❑ Implementation Activities: Notices to Comply, Notice of Intent Submittal Review, Document Tracking, Permit Updates
❑ Stakeholder Coordination and Public Outreach
❑ Contract Management
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Nonpoint Source Program
Cyanobacteria Harmful Algal Bloom
Shooting Range Lead Abatement
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Nonpoint Source Program
❑ TMDL Implementation: Clear Lake, Selenium, Chlorpyrifos and Diazinon, Pyrethroids
❑ Grant Management
❑ Cyanobacteria Evaluation and Management
❑ Water Quality Impacts from Homelessness
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What are Harmful Algal Blooms (HABs)?
Cyanobacteria (formerly blue-green algae)
Microscopic
Photosynthetic
Some produce toxins
Slide 20
Blooms: Large accumulation of cells
Harmful Algal Blooms:Significant negative effects
Acronyms – CyanoHABs, Blue-Green Algae, Toxic Algae
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Where do cyanobacteria live? Almost everywhere!
Slide 21
❖ Freshwater and estuarine waters
❖ Various background conditions & locations
❖ Presence of cyanotoxins
Deserts
https://freethoughtblogs.com/pharyngula/
2012/09/29/cyanobacteria-the-desert-soil-
and-you/
Arctic & Antarctic
https://www.nhm.ac.uk/discover/news/2
018/april/blue-green-algae-from-
legendary-expedition-help-study-of-
climate.html
Oceans
https://en.wikipedia.org/wiki/Trich
odesmium
Rivers
South Delta
Lakes
Clear Lake
Cyanobacteria in California:
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Planktonic Blooms
Slide 22
❖ surface & subsurface❖ discolor the water❖ scums & mats
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Slide 23
Benthic Blooms
❖ bottom substrate❖ detach & strand
Anabaena Mats with Spires
Phormidium Mats
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3 Exposure Pathways
Skin Contact
Ingestion
Inhalation
Slide 24
Various
Exposure
Activities
Health
Effects
Rashes / Itching / Irritation
Gastrointestinal Distress
Seizures / Convulsions
Paralysis
Death (pets & other animals)
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Impacts of CyanoHABs: Why We Care
AESTHETICS
DRINKING WATER
ECOSYSTEM FUNCTION:❖ Low dissolved oxygen
❖ Fish kills
❖ Bioaccumulation
❖ Higher level impacts (sea otters, livestock, wildlife)
CYANOTOXINS:❖ Health impacts
❖ Beneficial use impacts
Slide 25
Miller et al., 2010
DO NOT DRINK
ADVISORY
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Drivers of CyanoHABs
Slide 26
HAB Drivers: temperature, nutrients, sunlight, stable water column, grazing
Nutrients N, P
Organic Matter
L
I
G
H
T
Low Flow
Long Residence Time
Internal Nutrient Cycling
Stratification (limited mixing)
temperature
algal loss (decay and grazing)
CyanoHABs Like it Hot!
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What Are The Water Boards Doing To
Address CyanoHABs?
Slide 27
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HAB Event Response Monitoring Risk Assessment
Immediate Long-Term
HABs Assessment and Support Strategy
INFRASTRUCTURE
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California Recreation Trigger Levels
Slide 29
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Statewide HAB Reporting System
Year Number Of Locations
With Bloom Reports
2016 91
2017 181
2018 190
2019 229
Slide 30
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Central Valley Region Has Highest Number of Locations With HAB Reports
Year Number of Locations With
Bloom Reports
Statewide Central
Valley
2016 91 NA
2017 181 61
2018 190 92
2019 229 128
Total 691 281
Slide 31
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HAB Bloom Reports in the Central Valley2016-2019
No Toxin Data Available
Does Not Exceed Health Trigger Levels
Exceeds Caution Trigger Levels
Exceeds Warning Trigger Levels
Exceeds Danger Trigger Levels
Slide 32
Approximately 35%
of reports exceed
health trigger levels
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EPA Developed Drinking Water Health Advisories
Slide 33
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Slide 34
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Focus on proactive long-term strategy to address CyanoHABs
• Assess beneficial use impairments and develop guidance for 303(d) listings
Develop management and mitigation strategies
• Pilot mitigation project in Discovery Bay
• Clear Lake Environmental Drivers Study to start spring 2020
Develop statewide standards and objectives to protect beneficial uses
Next Steps To Address Challenges
Slide 35
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Surface Water Ambient Monitoring Program (SWAMP)
Water Quality Sampling Sacramento River Basin
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SWAMP
❑ Support for Delta Monitoring Efforts
❑ Lower American River Recreational Beneficial Use Assessment
❑ Sacramento Watershed Coordinated Monitoring
❑ cyanoHAB Monitoring
❑ Data Management
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Lower American River
❑ Impaired for fecal indicator bacteria (E.coli)
❑ DNA source identification study ongoing
❑ Potential sources: human (leaky sewer lines, homeless encampments, septic), birds, pets, other animals
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Study Area and Monitoring Locations
Station ID Station Name
R-PBUL Paradise Beach Upstream left bank
R-PBUM Paradise Beach Upstream midstream
R-PBUR Paradise Beach Upstream right bank
R-PBDL Paradise Beach Downstream left bank
R-PBDR Paradise Beach Downstream right bank
R-U80L Upstream of Business 80 left bank
R-D80R Downstream of Business 80 right bank
R-SULL Sutter’s Landing Regional Park left bank
R-SULM Sutter’s Landing Regional Park midstream
R-SULR Sutter’s Landing Regional Park right bank
UD-UR-08 Sump 10
UD-UR-02 D5 Basin Outfall
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Irrigated Lands Regulatory Program (ILRP)
Almond Trees
Irrigation Well
Vineyards
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ILRP
❑ Revisions to General Orders to Incorporate CV-SALTS
❑ Drinking Water Monitoring
❑ Low-Threat Alternative ILRP Framework
❑ Group Management Practices Evaluation Program, Individual Groundwater Quality Management Plans, and the Groundwater Trend Monitoring Plan
❑ Surface Water Protection
❑ Compliance/Enforcement
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Forest Activities Program
Carr Fire
Cable Logging
Improved Drafting Site
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Forest Activities Program
❑ Review/Compliance/Enforcement of Timber Projects on State, Private and USFS Lands
❑ Utility Corridor Vegetation Treatment
❑ Implementation of and Reporting on AB 1492 Requirements
❑ Watershed-Based Plan for Battle Creek
❑ Post-Fire Response
❑ Federal NPS Permit Development
❑ Forest Management Task Force and Regulations Work Group
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2013-2018 Fires 5.4 million acres in CA
7 million acres nationwide
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California Fires 2018Most destructive wildfire season ever recorded
Indiana Public Media 2018
Mendocino Complex
CNN 2018Carr Fire
Camp Fire www.firehouse.com
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Central Valley Water Board Fire Response
▪Post-Fire assessments
▪Timberland General Order enrollments
▪Inspections
▪CAL FIRE EM/EX monitoring
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Mines Program
Hardrock Mine
Engineered Wetland(Acid Mine Drainage Treatment)
Mine Portal
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Mines Program
❑ Abandoned Mine Site Charter / Strategy
❑ Water Quality Threat Prioritization Scheme
❑ Review Financial Assurances For Mine Waste Management Units
❑ Mines Tracking List
❑ PRP Searches
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Cannabis Program
Permitted Fields
Pre-harvest
Same Site, Before and After Enforcement
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Cannabis Program
❑ Enrollment Enforcement
❑ Continue to Expand Program South
❑ Assess Effectiveness of the Statewide General Order Requirements
❑ Indoor Waste Discharge Requirements (Not Connected to Sewer)
❑ Local Enforcement Case Development
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Site Preparation
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Poor Road Design
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Timber Clearing and Conversion
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Erosion and Sediment Discharge
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Improper Storage and Disposal
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Unauthorized Diversion and Storage
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