ElementofBMP PotentialProblems Y/N Howtofixproblem
WhoWill
Address
Problem
Comments
Capturedroof
area
(Twiceayear)
Excessdebris/sediment
ontherooftop
Removedebris
immediately
Owneror
professional
Guttersystem
(Twiceayear)
Guttersarecloggedand
waterisbackedup
Unclog/removeleaves
anddebris.Mayneedto
installgutterscreens.
Owneror
professional
Rooftoprunoffisnot
reachingthegutter
system
Correctthepositioningor
installationofgutters.
Mayneedtoreplacethe
system
Owneror
professional
Algaegrowth
Donotallowsunlightto
penetratecistern.Treat
thewaterto
remove/preventalgae
Owneror
professional
Mosquitoesarepresent
inthecistern
Checkscreensfordamage
andrepair/replace.Treat
withmosquitodunksif
necessary
Owneror
professional
Lidsaredamaged.Be
suretocheckventsand
screensoninflowand
outflowspigotsand
mosquitoscreens
Repairimmediately.
Ensurethatliddamage
hasnotledtoanyofthe
aforementioned
problemswiththecistern
Owneror
professional
Screensandfilters
(Twiceayear)
Debris/sediment
accumulation.Screens
areclogged
Findthesourceofdebris
andsedimentand
remedy.Clearthe
screen/filter.Replaceif
necessary
Professional
Pump
(Twiceayear)
Notoperatingproperly
Checkforclogging.Flush
ifneeded.Mayneedto
bereplaced
Professional
Pre‐screening
devicesandfirst
flushdevices
(Every3months)
Dirty/clogged
Haveaprofessional
ensurescreenshavenot
causedbacterialgrowth
withintheguttersor
downspouts.Theowner
mayremovetheclean
outplugfromthefirst
flushdeviceandmanually
wipeitclean.
Owneror
Professional
Backflow
preventer
(Everythirdyear)
Pressureisunevenand
iscausingbackpressure
orback‐siphonage
Immediatelystopuseof
theindoorwatersupplied
bythetankandcalla
professional.
Professional
Secondarywater
supply
(Everythirdyear)
Notoperatingproperly Consultanexpertonly Professional
Overflowpipe
(Annually)
Erosionisevidentat
overflowdischarge
point,alongthefilter
path/secondaryrunoff
reductionpractices
Stabilizeimmediately.It
maybenecessarytorefer
toinspectionchecklists
forotherBMPs.
Professional
Overflowpipeinpoor
condition
Repairorreplacepipe Professional