Upcoming Meetings
When: Monday, March 23, 2026 – 2:00pm – 3:00pm (MST)
Where: IDWR State Office- 322 E. Front St., Boise, Idaho, Conference Rooms 602 C & D
Documents
- Swan Falls Technical Working Group Agenda – February 10, 2026
- Swan Falls Technical Working Group Agenda – July 29, 2025
- Swan Falls Technical Working Group Agenda – June 27, 2025
- Swan Falls Technical Working Group Agenda – May 8, 2025
- Swan Falls Technical Working Group Agenda – March 11, 2025
- Swan Falls Technical Working Group Agenda – February 11, 2025
- SFIG Question 5 Data– November 1, 2024
- Swan Falls Technical Working Group Agenda – October 10, 2024
- Swan Falls Technical Working Group Agenda – June 27, 2024
- Swan Falls Technical Working Group Agenda – May 7, 2024
- Swan Falls TWG Sign-in Sheet – May 7, 2024
- AADF Update – May 7, 2024
- Reach Gain Statistics- IPC – May 7, 2024
- Milner to Murphy Reach Gain – May 7, 2024
- Swan Falls Technical Working Group Agenda – February 15, 2024
- Swan Falls TWG Sign-in Sheet – February 15, 2024
- AADF Update – February 15, 2024
- Reach Gain Statistics- IPC – February 15, 2024
- Swan Falls Technical Working Group Agenda – November 1, 2023
- Swan Falls TWG Sign-in Sheet – November 1, 2023
- AADF Update – November 1, 2023
- Reach Gain Statistics- IPC – November 1, 2023
- SFIG Question 5 – November 1, 2023
- SFIG Question 5 Data – November 1, 2023
- Swan Falls Technical Working Group Agenda – August 3, 2023
- Swan Falls TWG Sign-in Sheet – August 3, 2023
- AADF Update – August 3, 2023
- Reach Gain Statistics- IPC – August 3, 2023
- CJ Strike Operations – August 3, 2023
- Swan Falls Technical Working Group Agenda – June 15, 2023
- Swan Falls TWG Sign-in Sheet – June 15, 2023
- AADF Update – June 15, 2023
- Reach Gain Statistics- IPC – June 15, 2023
- Swan Falls Technical Working Group Agenda – May 11, 2023
- Swan Falls TWG Sign-in Sheet – May 11, 2023
- AADF Update – May 11, 2023
- Reach Gain Statistics- IPC – May 11, 2023
- Swan Falls Technical Working Group Agenda – March 16, 2023
- Swan Falls TWG Sign-in Sheet – March 16, 2023
- AADF Update – March 16, 2023
- Swan Falls Technical Working Group Agenda – February 14, 2023
- Swan Falls TWG Sign-in Sheet – February 14, 2023
- AADF Update – February 14, 2023
- Swan Falls Technical Working Group Agenda – November 1, 2022
- Swan Falls TWG Sign-in Sheet – November 1, 2022
- AADF Update – November 1, 2022
- Swan Falls Update Presentation – IPC CJ Strike Operations – November 1, 2022
- Swan Falls TWG Memorandum Question 1 – October 24, 2022
- Swan Falls Technical Working Group Agenda – September 27, 2022
- Swan Falls TWG Sign-in Sheet – September 27, 2022
- AADF Update & Question 1 TWG Response – September 27, 2022
- Swan Falls Update Presentation – IPC July August Low Flow Statistics – September 27, 2022
- Swan Falls Technical Working Group Agenda – August 10, 2022
- AADF Update – August 10, 2022
- Swan Falls Update Presentation – IPC July Low Flow Statistics – August 10, 2022
- Swan Falls TWG Sign-in Sheet – August 10, 2022
- Swan Falls Technical Working Group Agenda – July 12, 2022
- AADF Update – July 12, 2022
- Swan Falls Update Presentation – IPC Cloud Seeding – July 12, 2022
- Swan Falls TWG Sign-in Sheet – July 12, 2022
- Swan Falls Technical Working Group Agenda – June 7, 2022
- Swan Falls TWG Sign-in Sheet – June 7, 2022
- Swan Falls Update Presentation – AADF Update – June 7, 2022
- Swan Falls Update Presentation – Snake River Return Flows – June 7, 2022
- Swan Falls Update Presentation – Swan Falls Trust Water – June 7, 2022
- Swan Falls Implementation Group Assignment – June 7, 2022
- Swan Falls Update Presentation – Swan Falls Trust Water Impact – June 7, 2022
- Swan Falls Technical Working Group Agenda – May 10, 2022
- Swan Falls Update Presentation – May 10, 2022
- Swan Falls TWG Sign-in Sheet – May 10, 2022
- Swan Falls Technical Working Group Agenda – February 2, 2022
- Swan Falls Update Presentation – February 2, 2022
- Swan Falls TWG Sign-in Sheet – February 2, 2022
- Swan Falls Technical Working Group Agenda – December 8, 2021
- Swan Falls Update Presentation – December 8, 2021
- Swan Falls TWG Sign-in Sheet – December 8, 2021
- Swan Falls Technical Working Group Agenda – October 6, 2021
- Swan Falls Update Presentation – October 6, 2021
- Swan Falls TWG Sign-in Sheet – October 6, 2021
- Swan Falls Technical Working Group Agenda – June 29, 2021
- Swan Falls Update Presentation – June 29, 2021
- USGS Snake River near Murphy Update – June 29, 2021
- Idaho Power Streamgaging Update – June 29, 2021
- Swan Falls TWG Sign-in Sheet – June 29, 2021
- Swan Falls Technical Working Group Agenda – May 25, 2021
- Swan Falls Update Presentation – May 25, 2021
- Swan Falls TWG Sign-in Sheet – May 25, 2021
- Swan Falls Technical Working Group Agenda – February 23, 2021
- Swan Falls Update Presentation – February 23, 2021
- Swan Falls TWG Sign-in Sheet – February 23, 2021
- Swan Falls Technical Working Group Agenda – October 21, 2020
- Swan Falls Forecast Manual – Draft Final – October 2020
- Swan Falls TWG Presentation – October 21, 2020
- Idaho Power: CJ Strike Headwater and Data Sampling Presentation – October 21, 2020
- Swan Falls TWG Sign-in Sheet – October 21, 2020
- 2019 AADF Calculation 15 Minute Input vs Hourly Input Comparison – October 21, 2020
- 2019 AADF Calculation 15 Minute Input; CJ Strike Boat Dock vs Dam Comparison – October 21, 2020
- Swan Falls Technical Working Group Agenda – May 20, 2020
- Swan Falls TWG Sign-in Sheet – May 20, 2020
- Swan Falls TWG AADF Presentation – May 20, 2020
- Swan Falls Technical Working Group Agenda – February 20, 2020
- Swan Falls TWG Sign-in Sheet – February 20, 2020
- Swan Falls Forecast Tool Documentation Presentation – February 20, 2020
- Swan Falls Forcast Tool Presentation – February 20, 2020
- AADF Calculation 2019 and 2020 Update Presentation – February 20, 2020
- Swan Falls Technical Working Group Agenda – May 10, 2018
- Swan Falls Technical Working Group (no agenda) – March 30, 2017
- Swan Falls Minimum Flow Forecast Tool – March 30, 2017
- Swan Falls Technical Working Group Agenda – June 23, 2016
- Current Flows at the Murphy Gage – June 23, 2016
- AADF Calculation Recent Developments – June 23, 2016
- HW Sampling – June 23, 2016
- Swan Falls Technical Working Group Agenda – April 27, 2016
- Current Flows at the Murphy Gage – April 27, 2016
- Surface Area Weighted Stage Estimation in AADF – April 27, 2016
- Swan Falls Technical Working Group Agenda – March 3, 2016
- State of the AADF – March 3, 2016
- AADF Lag Time CJ to Big Foot Bar – March 3, 2016
- Weighted Average Stage Estimation – March 3, 2016
- Swan Falls Technical Working Group Agenda – December 1, 2015
- Incorporation of Stage-Storage Relationship in AADF – December 1, 2015
- AADF – CJ Strike HW Weighting Storage Calculation Analysis – December 1, 2015
- Swan Falls Technical Working Group Agenda – October 20, 2015
- Swan Falls Agreement AADF Travel Time Analysis – October 20, 2015
- Bigfoot Bar Travel Time Analysis – October 20, 2015
- AADF Lag Time Sensitivity Analysis – October 20, 2015
- AADF Stage Storage Error Analysis and CJ Strike Storage Calculation Analysis – October 20, 2015
- Swan Falls Technical Working Group Agenda – September 15, 2015
- AADF Year-to-Date Update – September 15, 2015
- AADF Measuring and Monitoring Plan Review – September 15, 2015
- Comparison of the Murphy Gage and the Swan Falls Ramp Gage – September 15, 2015
- USGS Update: Snake River below the bypass near Murphy Gage – September 15, 2015
- AADF Multiple Headwater Gage Storage Calculation Options for CJ Strike Reservoir – September 15, 2015
- Swan Falls Technical Working Group Agenda – May 28, 2015
- Observed Wind Impact on AADF Calculation – May 28, 2015
- Potential Impacts of Wind on AADF Calculated Shortfalls – May 28, 2015
- Swan Falls Technical Working Group Agenda – April 22, 2015
- Swan Falls Technical Working Group Agenda – March 18, 2015
- Swan Falls Technical Working Group Agenda – February 12, 2015
- Forecasting Snake River Discharge at Murphy – February 12, 2015
- Management Options to Maintain Minimum Flows – February 12, 2015
- Spring Flow and Reach Gain Forecasting for Middle Snake River – February 12, 2015
- Murphy Gage Flow Data – Current Conditions – February 12, 2015
- Swan Falls Technical Working Group Sign-in Sheet – February 12, 2015
- Swan Falls Technical Working Group Agenda – October 8, 2014
- Update on Calculations of the AADF in 2014 – July 14, 2014
- Swan Falls Technical Working Group Agenda – June 17, 2014
- Swan Falls Technical Working Group Agenda – December 4, 2013
- A Unique Technique for Long Range Precipitation & Streamflow Forecasting and its Applications for Spring/Aquifer Flow Forecasting – December 4, 2013
- Updated AADF spreadsheet at the Murphy Gage – December 4, 2013
- Calculation of the Adjusted Average Daily Flow (AADF) at the Murphy Gage – December 4, 2013
- Snake River below Swan Falls (Ramp gage) Snake River near Murphy – December 4, 2013
- AADF at the Murphy Gage (Hourly Method) – December 4, 2013
- Swan Falls Technical Working Group Agenda – November 5, 2013
- Swan Falls Technical Working Group Agenda – October 9, 2013
- Murphy Gage Shifts – August 20, 2013
- Swan Falls Technical Working Group Agenda – June 5, 2013
- Swan Falls Technical Working Group Agenda – May 10, 2013
- Swan Falls Technical Working Group Agenda – March 25, 2013
- Swan Falls Technical Working Group Agenda – February 7, 2013
- Potential Swan Falls Inflow Gauging Sites – Kelvin Anderson, P.E. / IPC River Engineering – January 15, 2013
- Wind Analysis – January 15, 2013
- Swan Falls Technical Work Group Meeting – October 18, 2012
- Swan Falls Technical Working Group Agenda – October 18, 2012
- Diversions out of C.J. Strike Reservoir – December 13, 2012
- Seepage Study Update – December 13, 2012
- Swan Falls Analysis – November 2012
- Seepage Survey Related Information – October 2012
- Swan Falls Technical Work Group Meeting – September 20, 2012
- Swan Falls Technical Working Group Agenda – September 20, 2012
- Murphy 2012 Bruneau River and Murphy Flows – September 19, 2012
- Removing Idaho Power Operations From Flow calculation at Snake River near Murphy – September 20, 2012
- Tentative Schedule for October 17th Field Trip – September 17, 2012
- Swan Falls Technical Work Group Meeting – August 7, 2012
- Swan Falls Technical Working Group Agenda – August 7, 2012
- Current Murphy Flow Data – August 7, 2012
- Snake River near Murphy Trends, 1914 – 2011, 1992 – 2011 – August 7, 2012
- Index Velocity Site Selection Matrix Spreadsheet – August 7, 2012
- Bruneau River Site Selection Document – August 7, 2012
- Loveridge Document – August 7, 2012
- Snake River near Murphy Measurement Summary – August 7, 2012
- Murphy and Swan Falls Shifts Over Time – August 7, 2012
- Attendance Roster – August 7, 2012
- Swan Falls Technical Work Group Meeting – June 21, 2012
- Potential Locations for a Swan Falls Inflow Monitoring Site – June 21, 2012
- C.J. Strike to Swan Falls Storage Data – June 21, 2012
- C.J. Strike to Swan Falls Flow Data July 15, 2003 – June 21, 2012
- Average annual Spring Discharge to Snake River Between Milner and King Hill – June 21, 2012
- Idaho Power Releases Spreadsheet – June 21, 2012
- Snake River near Murphy less IPCO releases from Milner – June 21, 2012
- Swan Falls Technical Work Group Meeting – April 17, 2012
- Bruneau River Diversions – April 17, 2012
- Flow Augmentation for Salmon Worksheet – April 17, 2012
- Gauge Inventory Worksheet – April 17, 2012
- C.J. Strike Worksheet – April 17, 2012
- Swan Falls Technical Work Group Meeting – February 28, 2012
- Attendance Roster – February 28, 2012
- Overview of the Swan Falls Settlement – February 28, 2012
- C.J. Strike Canal Diversion Data #1 – February 28, 2012
- C.J. Strike Canal Diversion Data #2 – February 28, 2012
- C.J. Strike Canal Diversion Data #3 – February 28, 2012
- C.J. Strike Bathymetry map from 1995 – February 28, 2012
- C.J. Strike Reservoir Area and Capacity Curves – February 28, 2012
- C.J. Strike POD Map – February 28, 2012
- Murphy Gage to Upper Salmon Falls POD Map – February 28, 2012
- Gaging Station in Snake River Basin Between C.J. Strike and Murphy – February 28, 2012
- Gaging Station in Snake River Between King Hill and Murphy and the Bruneau River basin – February 28, 2012
- Gages from Milner to Swan Falls – February 28, 2012
- Idaho Power Stream Gaging, 2009 – February 28, 2012
- Idaho Power Hydro Operations Impacts – February 28, 2012
- Lower Salmon Reservoir Volume Data – February 28, 2012
- Swan Falls M&M Meetings 2011 – February 28, 2012
- Monitoring Plan For Swan Falls Minimum Flows at Murphy Gaging Station – February 28, 2012
- Water Travel Time #1 – February 28, 2012
- Water Travel Time #2 – February 28, 2012
- Swan Falls Technical Work Group Meeting – January 24, 2012
- Attendance Roster for January 24th Meeting – January 24, 2012
- Swan Falls Monitoring and Measurement Program IDWR Goals and Perspectives – January 24, 2012
- Snake River Flow Graphs from SPF Water Engineering LLC. – January 16, 2012
- Workshop on Flow Measurement – May 14, 2009
- Workshop on Flow Measurement – June 11, 2009
