katie nicholas watershed coordinator€¦ · josie & peter cyffka junaleely lake forecasting...
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LakeForecast.org: All Eyes on Lake Water Quality
Katie Nicholas‐Watershed Coordinator
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Healthy Lakes. Healthy Community.
Vision
359 mi2 watershed
28 municipalities
370,000 people
29 mi2 of lake area
58 miles of shoreline
22 public beaches
>3,200 lakefront property owners
What’s our purpose?
• Fill monitoring gap
• Minimize risk• Increase awareness
• Status of our lakes
Volunteer Sites# samples (# sites)
Lake User Risks
E. coli Bacteria Blue‐green Algae (Cyanobacteria)
LakeForecast.org
• Purpose– Better inform beachgoers of more real‐time site conditions
– Encourage more consistent testing and data collection
Beaches
• Purpose– Increase confidence in beach safety through E. coli bacteria monitoring
• Parameters– 2013, 2014, 2015
0
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8
9
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1
10
100
1000
10000
Precipita
tion in 48 ho
urs p
receed
ing sampling (In
)
E. coli Con
centratio
n (M
PN/100
ml)
Date (m/dd/yy)
48 hr precip E. coli (MPN/100 ml) E. coli Beach Closure
James Madison Beach 2014 E. coli Data
0
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100000
5/19/15 6/8/15 6/28/15 7/18/15 8/7/15 8/27/15
Precipita
tion in 48 ho
urs preced
ing sampling (In
)
E. coli Con
centratio
n (M
PN/100
mL)
Date (m/dd/yy)
Esther Beach 2015 E. coli Data48 hr precip E. Coli E. coli Beach Closure
Post‐Rain Monitoring Blitz: July 13, 2015
1 10 100 1000 10000 100000
BB ClarkeBernie’s
BrittinghamEsther*
Goodland County Park*Governor Nelson State Park
HudsonJames Madison*
Lake Kegonsa State ParkLake Mendota County Park
Maple BluffMarshall
McDaniel ParkMemorial Union
Olbrich*Olin‐Turville
Picnic Point BeachSchluter BeachSpring Harbor
TenneyVilas*
Warner*WillowWingra
Log E. coli Concentration (MPN/100mL)
• 24 samples collected
• 19 > EPA advisory threshold
• 14 closures
End‐of‐Pier
• Purpose– Collect data that may be useful in modeling the formation and movement of blue‐green algal blooms
• Parameters– Weekly
Visual Observations
50
55
60
65
70
75
80
85
5/21/14 6/10/14 6/30/14 7/20/14 8/9/14 8/29/14 9/18/14 10/8/14
Tem
pera
ture
(ᵒF
)
Date (m/dd/yy)
MendotaPier15 Water Temperature 0
20
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60
80
100
1205/21/14 6/10/14 6/30/14 7/20/14 8/9/14 8/29/14 9/18/14 10/8/14
Tur
bidi
ty (
cm)
Date (m/dd/yy)
MendotaPier15 Water Turbidity
Data Summary MendotaPier15 Lake Mendota
Number of Observations 95 455
% of Observations When Algae Present 6.3% 13%
Average Water Turbidity 83.9 cm 87 cm
Average Water Temperature 70.8 °F 73.5 °F
Average Total Phosphorus 0.059 mg/L 0.064 mg/L
Incr
easi
ngm
urki
ness
MendotaPier15 Results
Photo credit: Scott Resnick
Plans for Future
• Near‐shore– Beaches– End‐of‐Pier
• Off‐shore• LakeForecast.org
– Crowdsourcing
Thank You!Karen FallerKen XavierKirk & Betsy SwensonMadeline MurphyMatt MelvinNatalie MarshallRhonda ArriesSarah BalzSilke Schmidt & Dan PhaneufTheresa Vander WoudeWoody KnepprethZak Redding & Kirsten Johnson
ContributorsBarb TiedjeCarroll SchaalChin WuCorinna GriesCraig BarabasDavid WebbDick LathropEmily StanleyGina LaLiberteJennifer Lavender BraunJohn Reimer
Jon StandridgeJordan BarretteJosh HerritzKirsti SorsaMark GahlerPat GorskiPaul BlockPaul HansonPhil GaeblerSteve CarpenterTim Asplund
PartnersCity of MadisonDane CountyMIOsoftPublic Health Madison & Dane CountyUW‐Madison Center for LimnologyUW Space Science and Engineering CenterUW‐Madison Morgridge CenterWisconsin DNRWisconsin State Laboratory of Hygiene
CLA InternJustin Chenevert
Tom SmithSasha Kerlow
MonitorsAlan AuselAlec McCannAndy KajcsaraczBill LammBrenda BirdBowen PrinceCaitlin SoleyCarla & Glen SchubertCarol GillenCarolyn BetzCraig OstromDaniel AdamsDea Larsen ConverseDeanna LettsDebbie & Eli DurcanEric ChristensonJerry JendrisakJim CordrayJim WilcoxJosie & Peter CyffkaJunalee Ly
Lake Forecasting StewardsAllen Arntsen, Claire and AvaDavid SchroderDick PearsonGeorge BentonHarmon & Nell RayJacob StampenJan Van VleckJoan KirkhuffJohn TyeKathy CarlJill BallJuliette SchickKen WalzKitty BrussockLaura GrahamLeigh MeierMark JungMel McCartneyMike HornParker WallerRobert Gilbert
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