constructed welands - a nautral water filtering

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CONSTRUCTED WETLANDS:CONSTRUCTED WETLANDS:A NATURAL WATER FILTERINGA NATURAL WATER FILTERINGSYSTEM FOR CONSERVATIONSYSTEM FOR CONSERVATION

M. L. Robinson

Angela OCallaghan

University of Nevada Cooperative

Extension8050 S. Maryland Parkway, Las

Vegas, NV 89146

Phone 702-257-5529 E-mail

[email protected]

OOPERATIVE XTENSION

Bringing the University to You

Southern Area

UNIVERSITY

OF NEVADA

Reno


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WHYWHYCONSTRUCTEDCONSTRUCTED

WETLANDS?WETLANDS? WATER CONSERVATIONWATER CONSERVATION

RUNOFF, GRAY AND BLACK WATER CANRUNOFF, GRAY AND BLACK WATER CANBE RECYCLED AND USED ON SITEBE RECYCLED AND USED ON SITE

ENERGY CONSERVATIONENERGY CONSERVATION

REDUCES PUMPING BETWEENREDUCES PUMPING BETWEENCUSTOMERS AND SUPPLIERSCUSTOMERS AND SUPPLIERS

GRAVITY FEED AND SOLAR POWERGRAVITY FEED AND SOLAR POWER

USEDUSED


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ENVIRONMENTAL PROTECTIONENVIRONMENTAL PROTECTION

FEWER CHEMICALS USED TO CLEANFEWER CHEMICALS USED TO CLEANWASTE WATERWASTE WATER

LESS AIR POLLUTION FROMLESS AIR POLLUTION FROMOIL/ COAL GENERATION PLANTSOIL/ COAL GENERATION PLANTS

LESS WATER CONTAMINATIONLESS WATER CONTAMINATION


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CREATION OF WETLAND HABITATCREATION OF WETLAND HABITATFOR WILDLIFEFOR WILDLIFE

LOW TECHLOW TECH

LOWER COSTLOWER COST

EASY TO MAINTAINEASY TO MAINTAIN


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FROM IRRIGATION FOR A GROWING WORLD RAIN BIRD CORPORATION


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ANNUALLY MORE THAN 4 MILLIONANNUALLY MORE THAN 4 MILLIONCHILDREN DIE FROM WATERBORNECHILDREN DIE FROM WATERBORNE

DISEASES WORLDWIDEDISEASES WORLDWIDE ANNUALLY 1.2 BILLION PEOPLE SUFFERANNUALLY 1.2 BILLION PEOPLE SUFFER

FROM DISEASES CAUSED BY UNSAFEFROM DISEASES CAUSED BY UNSAFE

DRINKING WATER OR POOR SANITATIONDRINKING WATER OR POOR SANITATION UNSAFE WATER IS RESPONSIBLE FOR 80%UNSAFE WATER IS RESPONSIBLE FOR 80%

OF ALL DISEASES AND 30% OF DEATHS INOF ALL DISEASES AND 30% OF DEATHS INTHE DEVELOPING WORLDTHE DEVELOPING WORLD

BY U. N. ESTIMATES, 2/ 3 OF HUMANITYBY U. N. ESTIMATES, 2/ 3 OF HUMANITYWILL FACE SHORTAGES OF CLEANWILL FACE SHORTAGES OF CLEANFRESHWATER BY 2025FRESHWATER BY 2025

WATER FACTS

FROM CLEARWATER ONE WOMAN'S PRAYER NATIONAL

DOCUMENTARY PBS


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USES OFUSES OF

CONSTRUCTEDCONSTRUCTED

WETLANDSWETLANDS INDIVIDUAL HOMES AND SMALLINDIVIDUAL HOMES AND SMALL

BUSINESSESBUSINESSES

SMALL TO MEDIUM SIZEDSMALL TO MEDIUM SIZED

COMMUNITIESCOMMUNITIES

LARGER BUSINESSES, INCLUDINGLARGER BUSINESSES, INCLUDINGFACTORIES AND SCHOOLSFACTORIES AND SCHOOLS


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BASIC DESIGNBASIC DESIGN


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BUILDING A SMALLBUILDING A SMALLCONSTRUCTED WETLANDCONSTRUCTED WETLAND


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BUILDING A SMALLBUILDING A SMALL

CONSTRUCTED WETLANDCONSTRUCTED WETLAND


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BUILDING A LARGEBUILDING A LARGE



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SOME IMPORTANT FACTSSOME IMPORTANT FACTS EACH CELL IS 30 ft. X 130 ft. X 38EACH CELL IS 30 ft. X 130 ft. X 38

ins.ins. FROM 7,500 gals. TO 25,000 gals.FROM 7,500 gals. TO 25,000 gals.

OF WASTE WATER CAN BE CANOF WASTE WATER CAN BE CAN

PROCESS PER DAY (DEPENDINGPROCESS PER DAY (DEPENDINGON THE NUMBER OF CELLS)ON THE NUMBER OF CELLS)

COST FOR INSTALLATIONCOST FOR INSTALLATION$175,000 TO $195,000$175,000 TO $195,000


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SOME IMPORTANT FACTSSOME IMPORTANT FACTS

MAINTENANCE MOSTLY PUMPSMAINTENANCE MOSTLY PUMPSEVERY 6 MONTHS $18 PER PUMPEVERY 6 MONTHS $18 PER PUMP

AERATION 1 hr. 15 min. 3 TIMESAERATION 1 hr. 15 min. 3 TIMES

PER 24 hr. PERIODPER 24 hr. PERIOD


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PLANT SELECTION

LOW &

MEDIUM

PLANTS ON THEPERIMETER

TALL PLANTS

IN THE CENTER


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PLANT SELECTION

IF PLANTS ARE NOT PRIMARILY FORIF PLANTS ARE NOT PRIMARILY FORAERATION ANY PLANTS CAN BE USEDAERATION ANY PLANTS CAN BE USED

USE NATIVE AND NATIVE LIKE PLANTSUSE NATIVE AND NATIVE LIKE PLANTS

CHOSE PLANTS FOR BEAUTYCHOSE PLANTS FOR BEAUTY CHOOSE PLANTS THAT ARE LESSCHOOSE PLANTS THAT ARE LESS

AGGRESSIVE SUCH AS STERILEAGGRESSIVE SUCH AS STERILE

HYBRIDSHYBRIDS


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CATTAILS IN THE DESERTCATTAILS IN THE DESERT

JUST ADD WATERJUST ADD WATER


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MOST PLANTS WILL GROW IN AMOST PLANTS WILL GROW IN A

CONSTRUCTED WETLAND DUE TOCONSTRUCTED WETLAND DUE TOAERATIONAERATION

PLACE LARGER GROWING PLANTS INPLACE LARGER GROWING PLANTS INTHE CENTER OF THE WETLANDTHE CENTER OF THE WETLAND

SMALLER PLANTS ON THE PERIMETERSMALLER PLANTS ON THE PERIMETER

IF THE WETLAND IS HIGHLY VISIBLEIF THE WETLAND IS HIGHLY VISIBLEPLANT WITH SEASONAL COLOR & YEARPLANT WITH SEASONAL COLOR & YEAR

ROUND BEAUTIFULROUND BEAUTIFUL DONDON T PLANT LARGE GROWING WOODYT PLANT LARGE GROWING WOODY

ORNAMENTAL SUCH AS TREESORNAMENTAL SUCH AS TREES

PLANT SELECTION


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PLANT SELECTION

CHOOSE PLANTS THAT WILLCHOOSE PLANTS THAT WILLATTRACT TO WILDLIFEATTRACT TO WILDLIFE

BUTTERFLIESBUTTERFLIES

HUMMINGBIRDSHUMMINGBIRDSOTHER BIRDS (SEEDOTHER BIRDS (SEEDPRODUCTION)PRODUCTION)

SHELTER AND NESTING SITESHELTER AND NESTING SITE


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CALLA LILY

VARIEGATED

CATTAIL

PHILODENDRON

AND IRIS

ORNAMENTAL

PLANTS CAN BEUSED


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PICKERELWEED

CANNAS


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BEACH SUNFLOWER

AND

SWEET POTATO

ROSEMARY

NON

AQUATICSCAN BE

USED


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REEDS, CATTAILS ETC.

AGGRESSIVE PLANTS

NEED TO BE

HARVESTED OFTEN

OVER 6 FT.


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WHERE TO FINDWHERE TO FIND

INFORMATIONINFORMATION


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M L ROBINSONUNIVERSITY OF NEVADA

LAS VEGAS NV.

702-257-5529

[email protected]


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CONSTRUCTED WASHESCONSTRUCTED WASHESCATCH RUNOFFCATCH RUNOFF

EXAMPLES OF A WORKING SYSTEMSEXAMPLES OF A WORKING SYSTEMS


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EXAMPLES OF A WORKING SYSTEMSEXAMPLES OF A WORKING SYSTEMSTHIS WATER CAN THEN BE FILTERED INTHIS WATER CAN THEN BE FILTERED IN

CONSTRUCTED WETLANDSCONSTRUCTED WETLANDS


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HIGHWAY WATER HARVESTHIGHWAY WATER HARVEST


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REMEMBER WE ALL CANREMEMBER WE ALL CANCONSERVE WATERCONSERVE WATER


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FOR MORE INFORMATION CONTACT

M. L. ROBINSONAREA SPECIALIST

UNIVERSITY OF NEVADA

702-257-5529

[email protected]

COOPERATIVE EXTENSIONBringing the University to You

Southern Area

UNIVERSITY

OF NEVADAReno


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ALL MATERIAL IN THISALL MATERIAL IN THIS

HAND OUT CAN ONLY BEHAND OUT CAN ONLY BEUSED FOR THIS CLASSUSED FOR THIS CLASS

AND CANNOT BE COPIEDAND CANNOT BE COPIEDWITHOUT PERMISSIONWITHOUT PERMISSION

FROM THE PRESENTERFROM THE PRESENTERMLRMLR


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DISCLAIMERDISCLAIMERAll materials used are what is believed to be of publicAll materials used are what is believed to be of public

domain or are used with permission from the respectivedomain or are used with permission from the respective

author. Every effort is made to identify the original authorauthor. Every effort is made to identify the original author

and attribute appropriately. When this is not possible,and attribute appropriately. When this is not possible,"Author Unknown" is noted or no author is shown."Author Unknown" is noted or no author is shown.

If something is misquoted or attributed to the wrong author,If something is misquoted or attributed to the wrong author,

or if an author or interested party of any of the written workor if an author or interested party of any of the written work

wishes for it to be attributed appropriately or removed,wishes for it to be attributed appropriately or removed,

please notify UNCE and it will be taken care of promptly.please notify UNCE and it will be taken care of promptly.All graphics are created by the author unless otherwiseAll graphics are created by the author unless otherwise

attributed. The graphics are not available for use elsewhereattributed. The graphics are not available for use elsewhere

due to licensing agreements without permission.due to licensing agreements without permission.

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constructed welands - a nautral water filtering

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