Ecology posts final PSU modeling reports
The final PSU modeling reports (2009 and 2010 are posted.
DO TMDL
Ecology corrects error in TMDL submitted to EPA
The TMDL that was submitted to EPA on February 12 had an error in Table 4.
Spokane Regional Wastewater Phosphorus Bioavailability Study
Spokane County has updated their website to include information about the Phosphorus Bioavailability Study that researchers at the University of Washington are currently conducting.
Idaho Delegation Letter and EPA Response
On June 4, the Idaho congressional delegation wrote a letter to EPA administrator Lisa Jackson to share concerns about the DO TMDL and NPDES permits for the Spokane River. On…
DO TMDL Comment Period Extended and Public Hearing Set
October 1, 2009 The Washington Department of Ecology extended the comment period for the draft Spokane River / Lake Spokane Dissolved Oxygen Water Quality Improvement Plan (TMDL) by an additional…
Spokane River Stewardship Partners Correspondence to Ecology
Sarah Hubbard-Gray, on behalf of the Spokane River Stewardship Partners, writes that “On behalf of the SRSP dischargers, I am providing you with the attached letter regarding concerns with the selected scenario #1 and the need to build flexibility into the TMDL. Note that the letter references previous correspondence sent on April 10, 2009, which is also attached as referenced.”
Revised DO TMDL Schedule
Attached is the revised DO TMDL schedule. Dave Moore highlighted the row corresponding to where we are in the project. Major updates include adding a line for stakeholder meetings under…
Ecology announces selects modeling scenario to establish wasteload alloacations
August 13, 2009 In a letter to stakeholders dated August 11, 2009, the Washington Department of Ecology announced it will be using “… modeling scenario #1 to establish waste load…
Summary results: draft PSU DO TMDL scenarios
June 23, 2009 Spokane Stakeholders, Attached please find the draft PSU (Portland State University) report that summarizes the results of 4 different TMDL scenario runs for the Spokane River TMDL….
Idaho Congressional Delegation Letter to EPA
June 17, 2009 The attached letter from the Idaho congressional delegation was sent to Lisa Jackson, Environmental Protection Administration administrator. This letter summarizes “… concerns about the process and handling…