you can bank on it: utilizing private water banks to mitigate groundwater development
DESCRIPTION
My presentation from the AWRA 2009 conference in Seattle, WA. Provides a summary of my vision for utilizing small private water banks to offset our growing demand for groundwater resources.TRANSCRIPT
you can bank on it: utilizing private water banks to mitigate groundwater development.
we like to pump groundwater
(Dave Nazy, DOE, WA)
(Dave Nazy, DOE, WA)
(Dave Nazy, DOE, WA)
(Dave Nazy, DOE, WA)
(Dave Nazy, DOE, WA)
(Dave Nazy, DOE, WA)
(Dave Nazy, DOE, WA)
(Dave Nazy, DOE, WA)
(Dave Nazy, DOE, WA)
water levels are declining in aquifers
Anderson and Woosley Jr. (USGS, 2005)
9 of 12 fastest growing states are located in the West.
Anderson and Woosley Jr. (USGS, 2005)
QuickTime™ and a decompressor
are needed to see this picture.
56% dependence on groundwater for domestic water use.
Anderson and Woosley Jr. (USGS, 2005)
what is a water bank?
mechanisms thatfacilitate transfers and exchange of water
-Department of Ecology, State of Washington
bigger is not always better
private groundwater mitigation banksare good
what can we learn from wetland banks?
we lose 60,000 acres of wetlands a year.
watershed
watershed, wetlands
Wetland Bank
Wetland Bank CREDITS
WETLAND BANK
SERVICE AREA
WETLAND BANK
SERVICE AREA
WETLAND BANK
SERVICE AREA
WETLAND BANK
CREDITS
$
regulatory authority
0
50
100
150
200
250
300
350
1992 2001 2005
Year
# of Banks
Active Pending
Environmental Law Institute (2005)
wetland banking growth
Private NGOs Agencies Local Government
Environmental Law Institute (2005)
wetland bank sponsors
how does this relateto private groundwater mitigation banks?
WETLAND = WATER
closed watershed
100 AC-FT
historic irrigation
100 AC-FT
aquifer recharge
100 AC-FT
aquifer recharge
WATER BANK
100 AC-FT
WATER BANK
service area
100 AC-FT
WATER BANK
service area
10 AC-FT
100 AC-FT
WATER BANK
service area
10 AC-FT
WATER BANK
CREDITS/ VOLUME
$
regulatory authority
groundwater mitigation banks are good
good for pocket books
decreased transactions costs
good for calendars
13 years for a change authorization
good for transparency
encourages economic development
good for aquifers
good for land use planning
good for agriculture
good for ecosystems
good for people
chris corbin [email protected] 406-531-9156