Hinkson Hinkson CreekCreek

Collaborative Adaptive Collaborative Adaptive ManagementManagement

Wednesday August 29, 2012 Wednesday August 29, 2012

ACTION TEAM’SACTION TEAM’SEarly Actions PresentationEarly Actions Presentation

to to

Stakeholder CommitteeStakeholder Committee

Proposed Surveys and AssessmentsProposed Surveys and Assessments

Public Perception SurveyPublic Perception Survey

Physical Habitat AssessmentPhysical Habitat Assessment

Body of Knowledge CompilationBody of Knowledge Compilation

Public Perceptions SurveyPublic Perceptions Survey

Background Background In 2005 a baseline survey of 10,000 residents in In 2005 a baseline survey of 10,000 residents in

HCW was conducted with 46% response. HCW was conducted with 46% response. High level of concern about development, little High level of concern about development, little

knowledge about WQ and causes of pollutionknowledge about WQ and causes of pollution Since then educational programs, clean-ups, Since then educational programs, clean-ups,

ordinances, etc.ordinances, etc.

What’s the change in attitude and awareness after What’s the change in attitude and awareness after 7 years?7 years?

Public Perceptions SurveyPublic Perceptions Survey

Timeline: 6-8 monthsTimeline: 6-8 months Costs: $30K (does not include staff time)Costs: $30K (does not include staff time)

Printing, postage, data analysis and reportsPrinting, postage, data analysis and reports Pros and Cons Pros and Cons

Baseline established, make comparisons Baseline established, make comparisons Can ask some new questionsCan ask some new questions staff timestaff time No guarantee of adequate responseNo guarantee of adequate response

Physical Habitat AssessmentPhysical Habitat Assessment

BackgroundBackground Currently biological, chemical, & hydrological Currently biological, chemical, & hydrological

sampling, but no physical habitat assessmentsampling, but no physical habitat assessment

Physical habitat alterations may negatively impact Physical habitat alterations may negatively impact MSCI diversity and abundanceMSCI diversity and abundance

Incised streams lose pools and riffles as they widenIncised streams lose pools and riffles as they widen High flow events remove trees and vegetation High flow events remove trees and vegetation Riparian corridor removed or under sized.Riparian corridor removed or under sized.

Physical Habitat AssessmentPhysical Habitat Assessment

Study Design: Study Design: Use EPA and MDC assessment methodsUse EPA and MDC assessment methods Sample all 11 DNR sites, Sample all 11 DNR sites,

Longitudinal Profile, Large woody debris, channel and Longitudinal Profile, Large woody debris, channel and riparian cross section, discharge.riparian cross section, discharge.

Costs: Costs: Staff time, equipment, and analysisStaff time, equipment, and analysis Once - baseline = 100 staff hoursOnce - baseline = 100 staff hours

Utilize interns, or grad students? Utilize interns, or grad students?

Physical Habitat AssessmentPhysical Habitat Assessment

Pros and Cons Pros and Cons May help identify sources of impairment.May help identify sources of impairment. Follows established methods, should be easily Follows established methods, should be easily

accepted.accepted. Currently uninvestigated aspect of Hinkson’s Currently uninvestigated aspect of Hinkson’s

ecosystemecosystem

Significant investment of staff timeSignificant investment of staff time Considerable training requiredConsiderable training required If consultants used - expensiveIf consultants used - expensive

Body of Knowledge CompilationBody of Knowledge Compilation

Many studies have been doneMany studies have been done 30+ years of material30+ years of material Some not easily accessible Some not easily accessible

Compile studiesCompile studies Review pertinenceReview pertinence Present findings to Science TeamPresent findings to Science Team

Science Team to prioritize studies to fill in Science Team to prioritize studies to fill in gapsgaps

Potential Construction ProjectsPotential Construction Projects

Small Sewer Treatment ClosureSmall Sewer Treatment Closure Stormwater Management / Riparian Stormwater Management / Riparian

Enhancement ProjectsEnhancement Projects

Various Small Wastewater Treatment Various Small Wastewater Treatment ClosuresClosures

Up to 158,000 gallons per day design capacityUp to 158,000 gallons per day design capacity

Removed from watershedRemoved from watershed Connected to main systemConnected to main system Will be treated at City’s WWTP Will be treated at City’s WWTP

Example: Highway HH Example: Highway HH CorridorCorridor

Stormwater Management / Riparian Stormwater Management / Riparian Enhancement ProjectsEnhancement Projects

Forum Nature AreaForum Nature AreaHinkson CreekHinkson Creek

Red: Total Area: ~151 acres

Purple: (Limerick Lakes)Total Area: ~103 acres

Redirect Twin Lakes overflow to nature area

Spread water over flood plain

Enhance/expand wetlands

Focus on this area first

Moon Valley RestorationMoon Valley RestorationHominy BranchHominy Branch

Wetlands

Channel Restoration

Flood plain level spreaders

Total Area: 6.45 sq. miles

Trash CollectorTrash CollectorFlat BranchFlat Branch

Trash BMP on outlet that drains much of Downtown &

Campus

Forum Roadside Channel Step PoolsForum Roadside Channel Step PoolsHinkson CreekHinkson Creek

Install step pools along length of channel

Total Area: ~50 acres

Oak Forest Detention RetrofitsOak Forest Detention RetrofitsHinkson CreekHinkson Creek

Retrofit existing detention basins to maximize water

quality function

Total Area: ~325 acres

Landfill Property ImprovementsLandfill Property ImprovementsHinkson CreekHinkson Creek

Stream buffer enhancement

Soil improvement demonstration

Riparian Wetland

QUESTIONS ?

BOONE COUNTY REGIONAL SEWER DISTRICT

Boone County Regional Sewer Boone County Regional Sewer District (BCRSD) Early ActionsDistrict (BCRSD) Early Actions

Highway HH Wastewater Treatment Facility Highway HH Wastewater Treatment Facility (WWTF) Closures(WWTF) Closures

Sunrise Estates WWTF ClosuresSunrise Estates WWTF Closures El Rey WWTF ClosureEl Rey WWTF Closure

Highway HH WWTF ClosuresHighway HH WWTF Closures

Sun Valley Lagoon (Design Flow = 30,000 gallons Sun Valley Lagoon (Design Flow = 30,000 gallons per day (gpd))per day (gpd))

Hillview Lagoon (Design Flow = 22,500 gpd)Hillview Lagoon (Design Flow = 22,500 gpd) Lake Capri Lagoon (Design Flow = 21,830 gpd)Lake Capri Lagoon (Design Flow = 21,830 gpd) Sharidan Wastewater Treatment Plant (WWTP) Sharidan Wastewater Treatment Plant (WWTP)

(Design Flow = 30,000 gpd)(Design Flow = 30,000 gpd) Fall Creek Recirculating Sand Filter (RSF) (Design Fall Creek Recirculating Sand Filter (RSF) (Design

Flow = 3,600 gpd)Flow = 3,600 gpd)

Sunrise Estates WWTF ClosuresSunrise Estates WWTF Closures

Sunrise Estates Northeast Lagoon (Design Sunrise Estates Northeast Lagoon (Design Flow = 13,800 gpd)Flow = 13,800 gpd)

Sunrise Estates Northwest Lagoon (Design Sunrise Estates Northwest Lagoon (Design Flow = 9,500 gpd)Flow = 9,500 gpd)

El Rey WWTF ClosureEl Rey WWTF Closure

El Rey WWTP (Design Flow = 13,960 gpd)El Rey WWTP (Design Flow = 13,960 gpd)

Boone County Commission Early Boone County Commission Early ActionsActions

Manchester Heights Sanitary Sewer Manchester Heights Sanitary Sewer Neighborhood Improvement District (NID)Neighborhood Improvement District (NID)

Manchester Heights NIDManchester Heights NID

Manchester Heights Lagoon Closure (Design Manchester Heights Lagoon Closure (Design Flow = 13,100 gpd)Flow = 13,100 gpd)

UNIVERSITY OF MISSOURI

Early Actions by MUEarly Actions by MUJuly 13, 2012July 13, 2012

•UMHC Patient Care Tower (in construction) • Green roof on lower roof

•Animal Resources Center (in construction)• Rain gardens/bioswales in landscape design for

building• Retention basin downstream of bioswales

•East Campus Chilled Water Plant (in construction)• Bioswale

•Johnston/Wolpers Renovation (in design)• Porous pavement• Mini-retention area with landscape• Silva cells for tree roots

Early Actions by MUEarly Actions by MUJuly 13, 2012July 13, 2012

• Storm system examination of 20%, by Facility Operations (yearly)

• Stormwater Management Plan, by Geosyntec (completed August 2012)

• Incorporate site specific BMP’s, as projects are developed (ongoing)

• Work with Civil Engineering researchers (ongoing)

Clark Lane at Highway 63Clark Lane at Highway 63Hinkson CreekHinkson Creek

Total Area: ~42 acres

Small storm extended detention

Again Park WatershedAgain Park WatershedCounty HouseCounty House

Improved conveyance for water quality

increase

Improved tree planter

Extended small storm detention

Bioretention

Improve existing

detention

Area (purple): ~75 acres

Area (red): ~37 acres

Underground detention for water quality

Roadside rain gardens

Additional rain gardens

Water harvesting for community garden

Landmark Detention RetrofitLandmark Detention RetrofitHinkson CreekHinkson Creek

Improve/expand existing detention

Total Area: ~38 acres

Bonnie View ParkBonnie View ParkScott’s Branch (Merideth)Scott’s Branch (Merideth)

Small storm extended detention,

Wetlands,Channel

restoration/step pools

Total Area: ~248 acres

Lemone Industrial Water QualityLemone Industrial Water QualityGrindstone CreekGrindstone Creek

Underground small storm detention overlain with

large filter beds

Area (blue): ~18 acres

Area (green): ~82 acres

Area (red): ~18 acres

Area (purple): ~66 acres

COLUMBIA – PARKS AND RECREATION

TreeKeeper & C.A.R.P Projects involve volunteers working with park staff in

riparian forest restoration, invasive plant removal and shoreline management.

Tree planting with TreeKeepers along Hinkson Creek, September 2006

planting with CARP Volunteers at Stephens Lakes, June 2008

Success is evident in many of the projects completed, Although Success is evident in many of the projects completed, Although invasive plant species such as Japanese hops, Johnson grass and invasive plant species such as Japanese hops, Johnson grass and

Callery pear hybrids has set back efforts in some areas.Callery pear hybrids has set back efforts in some areas.

2008 CARP planting fills in, filters runofffrom Stephens lake parking lot

Seedling planted by TreeKeepers in 2006 as seen today