HomeMy WebLinkAbout6 - Discussion about water resources management and planningCITYOFBOULDER
WATER RESOURCES ADVISORY BOARD
AGENDAITEM
MEETING DATE: September 20, 2004
AGENDA TITLE: StafF presentation and WRAB discussion about water resources
management and planning
PRESENTER: Carol Ellinghouse, Water Resources Coordiaator
EXECUTIVE SUMMARY:
Staff will present mfortnahon about the city's water supphes and water management.
WRAB will be mvited to engage m mformal discussion regazding water nghts, rehabihty
cntena for water system operahon, water yteld pro~ectrons, water demand forecasts, and
drought prepazahon.
Fiscal or Other Impacts:
None-mformahon item only
Other Board aud Commission feedback:
A similaz presentahon and discussion was held with the Plamm~g Board m 2003, and the
board found rt helpful
Staff recommendation: None-mformahon item only
Analysis:
In 1989, the Crty Council adopted rehabihty cntena for operation of the mumcipal water
supply system The cntena defined the levels of reductron m water sernce that would be
acceptable dunng drought or emergency conditrons Smce that trme, staff has been
working to assure that the water system operatron meets the cntena Sigmficant effor[
has gone into modehng water nghts }nelds and the crty's expected water demands, both
presently and at build-out of the crty Changes have been made m the city's water nghts
portfoho and to the water system mfrastructure that improve the ability to meet the
rehab~hty cntena
The cntena as adopted by City Council m 1989 are as follows
AGENDA ITEM # ~^ PAGE ~
"Suffic~ent Water Sunnlv Reliabihtv
"The City's policy regarding water supply reliabilrty states that the City should
mamtazn control over water supphes sufficient to meet the forecasted build-out water
demands of the Boulder Valley, with three levels of specified reliabihty,
1) water needed for essential uses should be assured agamst droughts with 1000
year recurrence mtervals or less,
2) water needed to sustaan landscaping should be assured agamst droughts wrth
100 year recurrence intervals or less,
3) water sufficient to meet total demand should be assured agamst droughts with
20 yeaz recurrence mtervals ar less"
AGENDA ITEM # K~ PAGE ~