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Reports to the Legislature
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Office of Columbia River Releases Draft Supply and Demand
Forecast and Fish Atlas
The 2011 Draft Columbia River Basin Long-Term Water Supply and
Demand Forecast and the Columbia River Instream Atlas were
submitted for public review from September 30 - October 31,
2011. The final report is scheduled for release on November 15, 2011.
Download the draft reports.
The legislature directs the Office of Columbia River to
submit:
- Annual water supply inventory reports
- Quinquennial (every five years) water demand forecast reports
- Interim and final reports on voluntary regional
agreements
- A report evaluating options for aggregating projects to
achieve the one-third instream and two-third out-of-stream
balance for storage projects required under law.
Download OCR Reports to the Legislature
| Annual Water
Supply Inventory Reports |
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2006 Combined Water Supply Inventory and Water Demand Forecast Report
Full Report |
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2007 Water Supply
Inventory Report
Full
Report |
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2009 Water Supply Inventory Report
Summary
Report
Expanded
Report
List of Projects: (Excel)
(PDF)) |
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2009 Water Supply Inventory Report
Summary Report
Expanded Report
List of Projects: (Excel) (PDF) |
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2010 Water Supply Inventory Report
Full
Report |
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Quinquennial (every five years) Water Demand Forecast Reports |
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2006 Combined Water Supply Inventory and Water Demand Forecast Report
Full Report |
2011 Report |
2011 Water Demand Forecast
Report
To be Released in February 2012
More Information |
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Voluntary Regional Agreement Reports |
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Voluntary Regional Agreements: Interim Report to the Legislature (2008)
Full
Report |
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Voluntary Regional Agreements:
Final Report to the Legislature
Full Report |
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Project Aggregation Report |
| Project Aggregation
Report |
Project Aggregation
Report |
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LEGISLATIVE DIRECTIVES
RCW 90.90.040
Columbia river water supply inventory — Long-term water supply and demand forecast.
(1)...the department of ecology shall ... develop a Columbia river water supply inventory and a long-term water supply and demand forecast. The inventory must include:
(a) A list of conservation projects that have been implemented under this chapter and the amount of water conservation
they have achieved; and
(b) A list of potential water supply and storage projects in the Columbia river basin, including estimates of:
(i) Cost per acre-foot;
(ii) Benefit to fish and other instream needs;
(iii) Benefit to out-of-stream needs; and
(iv) Environmental and cultural impacts.
(2) The department of ecology shall complete the first Columbia river water supply inventory by November 15, 2006,
and shall update the inventory annually thereafter.
(3) The department of ecology shall complete the first Columbia river
long-term water supply and demand forecast by November 15, 2006, and shall update the report every five years thereafter.
RCW 90.90.030(9)
(9) The department of ecology shall monitor and evaluate the water allocated to instream and out-of-stream uses under this section,
evaluate the program, and provide an interim report to the appropriate committees of the
legislature by June 30, 2008. A final report shall be provided to the appropriate committees of the legislature by June 30, 2011.
1803-S2.SL
Sec. 8. The department of ecology shall, within existing resources and in consultation with stakeholders,
evaluate options for aggregating projects to achieve the instream and out-of-stream allocation under RCW 90.90.020.
The department of ecology shall report its findings to the legislature, consistent with RCW 43.01.036, by September 15, 2011.
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