Boeing�CompanySanta Susana Field LaboratorySanta�Susana�Field�Laboratory�

Ventura�County,�California22�January�2011�

Water�Board�MeetinggHandout�Package

Stormwater�Expert�Panel

January 22, 2011

Public Meeting: Update on Outfall 008/009 ISRA

and BMP Activities, Stormwater Expert Panel

Public Meeting

Update of Outfall 008/009 ISRA and BMP Activities

Stormwater Expert Panel

Stormwater Treatment Best Management Practices (BMPs)Boeing Santa Susana Field Laboratory (SSFL)Boeing Santa Susana Field Laboratory (SSFL)

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The Stormwater Expert Panel has identified three

Background BMP Techniques Example BMP: Soil Stockpile AreaBiofilter: The typical SSFL biofilter will be designed with aThe Stormwater Expert Panel has identified three

planned treatment BMPs on Boeing Company propertywithin the NPDES Outfall 009 watershed of the SSFL:•Soil Stockpile Area;

Biofilter: The typical SSFL biofilter will be designed with a4 inch thick layer of topsoil, underlain by a 24 inch thicktreatment media layer, underlain by a gravel collectionsystem The media will consist of a mixture of fine filter•Soil Stockpile Area;

•Area 1 Landfill; and•B1 Culvert Inlet.

system. The media will consist of a mixture of fine filtersand, granular activated carbon (GAC) and zeolite asrecommended by the Stormwater Expert Panel. The

l ll ti t ill i l d f t d l t lgravel collection system will include perforated lateralsthat will be controlled by an outlet structure designed tomeet the required contact time of the treatment media(minimum of 10 to 40 minutes as recommended by theStormwater Expert Panel).

General BMP Selection and Design Guidelines :1. Site and select BMPs to treat runoff where pollutant

4” Topsoil

Native vegetation including pollinating 

concentration data and/or source knowledge indicatethat they are needed to protect water quality;

2. Locate grading boundaries outside planned ISRA areas

4  Topsoil

24” MediaGravel Trench

Perforated Underdrain

plants (typ.)

and jurisdictional drainages, to the extent feasible;3. Minimize impacts to existing oak trees;4. Drain ponded areas within 72 hours;

The biofilter will include flowering,pollinating plants that are native tothe region and are attractive to

View  North of Stockpile Sump AreaView  West of Stockpile Biofilter Area

p ;5. Minimize required maintenance;6. Minimize geotechnical impacts of ponded water

adjacent to road embankments;

the region and are attractive topollinators, with input from WRA(Megan Stromberg) and ThePollinators non profit groupadjacent to road embankments;

7. Consider the condition of existing infrastructure (e.g.,culverts);

8 Size water quality features based on the one year 24

Pollinators non‐profit group.

The stockpile biofilter sites, whereappropriate, will include educational8. Size water quality features based on the one year, 24

hour design event or 90% volume capture target, to theextent feasible; andi i i h k h f ibl i i i

appropriate, will include educationalsignage for the visiting public,including descriptive informationvisible to viewers from the adjacent9. Minimize earthwork to the extent feasible, to minimize

permitting delays.

visible to viewers from the adjacentSage Ranch property.

Outfall-008

Outfall-009

Outfall-012

Outfall-010

Outfall-014

Outfall-013

ELVArea II Landfill

B515 STP

Ash Pile

Area I Landfill

LOX

IEL

LETF/CTL-1

Canyon

B-1

Happy Valley South

American Jewish University / BBC

MCRA/Sage Ranch

BOEING(AREA I )

NASA(AREA I)

UNDEVELOPED LAND(BOEING)

Document: ISRA_Plots_PerfMon_008and009.mxd Date: Dec 17, 2010

1 inch = 700 feet

Base Map LegendAdministrative AreaBoundary

RFI Site Boundary

NPDES Outfall

Drainage

Non JurisdictionalSurface Water Pathway

Surface Water Divide

0 700 1,400Feet

Outfalls 008 and 009BMP and ISRA Monitoring

S A N T A S U S A N A F I E L D L A B O R A T O R Y FIGURE 1

Figure LegendProposed Primary Downgradient PerformanceMonitoring Sample Location

Proposed Upgradient PerformanceMonitoring Sample Location

Proposed Secondary DowngradientPerformance Monitoring Sample Location

Proposed BMP Sample Location

ISRA Excavation Boundary

Post-2010 ISRA Area Boundary

1. Aerial imagery from 2010 Sage Consulting.2. Topographic contours from 2010 Sage Consulting.

Note:

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3201

A1LF Tributary

B1 Culvert Inlet2

IEL Culvert Outlet

Sage Ranch Background 3

Sage Ranch Background 2

Sage Ranch Background 1

CM3/Background/LXSW0001

LOX Dirtroad Sheetflow 3

LOX Dirtroad Sheetflow 2LOX Dirtroad Sheetflow 1

IEL/Parking Lot Tributary

Area II Road Culvert Inlet

B1 Culvert Inlet1/B1SW0010

Soil Stockpile/Sheetflow Runoff

1700

1403

3300

1401

1701

1423

1412

3201

1500

16002600

1400

1405

1200

1800

2300

2700

1411

700

3301

30012601

3002

1402

2100 2200

2000

1421

1300

2102

1000

1407

1001

1422

2300

Recommended Subarea Sampling Locations and Example BMP

Design Drainage Areas, Outfall 009 EastSanta Susana Field Laboratory

Ventura County, CA

Santa Barbara, CA

³

Legend#* Subarea Sampling Locations

!( CM & ISRA Performance Mon. Locs

! NPDES Outfalls

ISRA Excavation Boundary

B1 Culvert Inlet Filter Drainage Area

Stockpile Biofilter Drainage Area

Post-2010 ISRA Excavation Boundary

SWMM Subareas

Culvert Maintenance Footprints

Streams

Outfall Watersheds

Property Boundary

RFI Boundaries

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Dec. 2010

Notes: 1) Red numbers are SWMM area identifiers.2) Offsite sampling locations are subject to property owner approval.

CURB

SECURITY FENCEWITH GATESPERFORMANCE MONITORING STATION

CURB 4(H):1

(V)

4(H):1

(V)

EXISTING UTILITY POLE

RFI BOUNDARY

SITE PHOTO

OBLIQUE VIEW

SOIL STOCKPILE AREASUMP AREA

DRAFT CONCEPTUAL DESIGN

DHB

DHB

JH

BS

JAN 2011

SB0363Q3ASTORMWATER TREATMENT BMP CONCEPT DESIGNS

BOEING SSFL WATERSHED 009

6" DIA. PVCINFLUENT PIPE(FROM SUMPTO BIOFILTER)

PERFORATED PIPEUNDERDRAIN COLLECTION

SYSTEM

INFLUENT DISTRIBUTION CHANNEL0.5'(W)X1'(D)X450'(L)

8" DIA. HDPE SLOPE DRAIN(EFFLUENT DISCHARGE)

8" DIA. OUTFALL(ONTO EXISTING STABLE ROCK STREAMCHANNEL)

EDUCATIONAL SIGN (TYP)

SITE PHOTO OBLIQUE VIEWSOIL STOCKPILE AREA

BIOFILTERDHB

DHB

JH

BS

JAN 2011

SB0363Q 3B

4" TOPSOIL

24" MEDIA (FINEFILTER SAND,GRANULAR ACTIVATEDCARBON, AND ZEOLITE)

GRAVEL TRENCH

NATIVE VEGETATION INCLUDINGPOLLINATING PLANTS (TYP)

PERFORATEDUNDERDRAIN

STORMWATER TREATMENT BMP CONCEPT DESIGNSBOEING SSFL WATERSHED 009

DRAFT CONCEPTUAL DESIGN

EXISTING 36" DIA. CMP CULVERT

CULVERT MAINTENANCE

36" DIA. HDPE RISER

W/ FILTER MOUND

ISRA BOUNDARY

RFI BOUNDARY

SITE PHOTO

B1 AREA CULVERT INLET

DHB

DHB

JH

BS

JAN 2011

SB0363Q

5

STORMWATER TREATMENT BMP CONCEPT DESIGNS

BOEING SSFL WATERSHED 009

DRAFT CONCEPTUAL DESIGN

OBLIQUE VIEW

EXISTING CULVERT

PERFORATED HDPE

RISER PIPE

TREATMENT MEDIA

(18" THICK)

2" CRUSHED STONE

2" CRUSHED STONE

NONWOVEN GEOTEXTILE

OR J DRAIN MATERIAL

EXISTING CULVERT

INLET

Draft Phytoremediation StudyBoeing Santa Susana Field Laboratory (SSFL)Boeing Santa Susana Field Laboratory (SSFL)

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Phytoremediation: is the use of plants to remediate

Background SSFL Pilot StudyTwo Phytoremediation Treatability Studies:

Mercury Phytoremediation

Mercury Phytoremediation is being pilot tested as aPhytoremediation: is the use of plants to remediateand/or contain contaminants in soil, groundwater,surface water, and sediments. More recently, theterm “phytotechnologies” has been introduced

Two Phytoremediation Treatability Studies:1. Laboratory Study: Edenspace Systems Corporation will

conduct an in‐laboratory phytoremediation study usingmetal impacted soil taken from the SSFL The res lts of

Mercury Phytoremediation is being pilot tested as aremedial alternative at the Area 1 Landfill (A1LF) InterimSource Removal Area (ISRA) at the SSFL in combinationwith stormwater treatmentterm phytotechnologies has been introduced

instead of “phytoremediation” since this remedialapproach covers a number of technologies( h l l d b l ) d

metal‐impacted soil taken from the SSFL. The results ofthe laboratory‐scale study will not only be utilized toassess the potential of phytoremediation at SSFL, but also

with stormwater treatment.

AREA II ROAD(chemical, plant and microbial processes) andapplications.Processes:

will become part of an on‐going global National Institute ofHealth‐funded study of retiring mercury from the globalbiogeochemical cycle through phytostabilization as

AREA II ROAD

•Phytostabilization:•Rhizodegradation

insoluble mercury compounds within the plant tissue(mainly roots).

•Phytodegradation•Phytoaccumulation / Phytoextraction•Phytovolatilization AREA 1•Phytovolatilization•Phytohydraulics / Evapotranspiration

.AREA 1 LANDFILL

Rabbit foot grass(Polypogon monspeliensis) 

Annual ryegrass (Lolium multiflorum)

2. Field Study: Parallel to the NIH‐funded study, a fieldbiologist at the SSFL will survey vegetation growing at ornear known metal impacted areas of the SSFL This survey

Area 1 Landfill planting recommendations to come from phytoremediation treatability study.

near known metal‐impacted areas of the SSFL. This surveywill facilitate the potential selection of native plants thatmay be candidates for phytoremediation. Plants at these

ill b h d d l d f h i l

Recent research has focused on the use ofphytostabilization of mercury within plants (i.e., mainly

areas will be harvested and analyzed for their metalscontent. If they show concentrations in plant tissue wellabove soil metal concentrations, these plants could have

within plant roots). Phytostabilization is the use of plantsto immobilize/sequester contaminants in plants, soil,sediments, and groundwater through the absorption and

potential for phytoremediation purposes, and will beconsidered for inclusion in a follow‐on SSFL‐specific studythat will use metal‐impacted soils to compare known

, g g paccumulation into the roots, the adsorption onto theroots, or the precipitation or immobilization within theroot zone Results from the NIH‐funded study should be

Considerations that Control Effectiveness:Topography, depth to groundwater, degree of p p

mercury hyperaccumulating plants with native plants fromSSFL to look at phytoremediation effectiveness for a widerrange of metals.

root zone. Results from the NIH funded study should beavailable by March 2011. If these results are promising, amore site‐specific and comprehensive SSFL pilot study willbe initiated

shading, soil saturation, pH, depth of contamination,rooting depth, electrical conductivity, ability of plantsto uptake contaminant(s), and the ability of plants to range of metals. be initiated.facilitate degrade and/or sequester contaminant(s)are factors that affect phytoremediation potential.

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