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Powerpoint Templates Page 1 Powerpoint Templates INTEGRATION OF WATER HARVESTING INTEGRATION OF WATER HARVESTING AND GI/LID IN THE AND GI/LID IN THE CITY OF TUCSON AND PIMA COUNTY CITY OF TUCSON AND PIMA COUNTY February 1, 2012 PSOMAS, Tucson, AZ Irene Ogata, RLA, CPM Urban Landscape Manager Office of Conservation & Sustainable Development Evan Canfield, Ph.D, P.E. Chief Hydrologist Pima County Regional Flood Control

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Page 1: INTEGRATION OF WATER HARVESTING AND GI/LID IN ...webcms.pima.gov/UserFiles/Servers/Server_6/File...2012/01/30  · Powerpoint Templates Page 1 INTEGRATION OF WATER HARVESTING AND GI/LID

Powerpoint Templates Page 1Powerpoint Templates

INTEGRATION OF WATER HARVESTING INTEGRATION OF WATER HARVESTING AND GI/LID IN THE AND GI/LID IN THE

CITY OF TUCSON AND PIMA COUNTYCITY OF TUCSON AND PIMA COUNTYFebruary 1, 2012

PSOMAS, Tucson, AZ

Irene Ogata, RLA, CPMUrban Landscape ManagerOffice of Conservation &

Sustainable Development

Evan Canfield, Ph.D, P.E.Chief HydrologistPima County Regional

Flood Control

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Outline: The Joint Effort

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Encourage Integrated Use ofStormwater

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Recharge vs CaptureRecharge - Infiltrate to

the regional aquifer for future use.

Capture – store for use in the near term.

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‘Harvestable’ Water (Rainwater/Stormwater) i.e. water yield

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Low Impact Development andGreen Infrastructure

EPA Green Infrastructure Homepage - Glossary

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Low Impact Development (LID)Mimic pre-development hydrology

Source: Low Impact Development Center

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Next Steps:CITY-COUNTY WATER-WASTEWATER

INFRASTRUCTURE & PLANNING STUDY

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Pima County:DETENTIONDETENTION––RETENTION MANUAL RETENTION MANUAL

(Draft)(Draft)

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85th Percentile Rainfall 0.48 inch

Replace Retention Requirement with a‘First Flush’ Retention Requirement

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Pima County:DECENTRALIZED DECENTRALIZED ‘‘FIRST FLUSHFIRST FLUSH’’ RETENTIONRETENTION

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Neighborhood-Scale Water Harvesting Manual

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City of Tucson

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City of TucsonApproved: Curb cut standards

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City of TucsonOrdinanced: Commercial Rainwater Harvesting

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Case Studies CatalogueSmall Scale: Neighborhood - scale

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Case Studies CatalogueHighland Vista Park: Collector street – residential land useNative vegetation irrigated with harvested stormwater

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Case Studies CatalogueRincon Heights: Residential collector

Photo: Watershed Management Group (WMG)

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Case StudiesWard 3: Municipal Facility – onsite capture

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Case StudiesScott Avenue: Collector street - commercial land uses

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Case StudiesCamino Campestre: Collector Street – residential/park land use

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So?

•March 2012: Regional LID Conference•Mid-2012: Draft Neighborhood Scale Water Harvesting Manual (public review by end of 2012)

•Mid- 2012: Pima County Dentention/Retention Manual for public review

•Late 2012: Draft Case Study Catalogue

CurrentCurrent Project Project TimelineTimeline::

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Resources

City-County Water Study White Paper on Stormwaterhttp://www.tucsonpimawaterstudy.com

/Reports/Phase2/Stormwater.Mgt.Tech.Paper.pdf

City of Tucson Water Harvesting Ordinancehttp://www.tucsonaz.gov/ocsd/sustainability/water/rain

waterharvesting.php

Notes on Tucson LID Workshophttp://rfcd.pima.gov/pdd/lid/

AridLIDhttp://www.aridlid.org/

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Questions

Evan Canfield: Evan Canfield: [email protected] Ogata: Irene Ogata: [email protected]