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What are the Issues? <br />Streamflow forecasts for the Nation are produced by the <br />National Weather Service. These forecasts depend on <br />1) weather data, 2) weather forecasts, 3) river forecast <br />models, and 4) streamflow data. Losses in funding at the <br />USGS and many partner agencies have resulted in the loss <br />of about 300 streamgages that are critical to the NWS <br />forecasts. This has compromised their ability to provide <br />many communities with the accurate and timely streamflow <br />forecasts and flood warnings they need. <br />During the 1990s, many long -term streamgages were <br />discontinued due to lack of funding. These streamgages <br />(with records of 30 years or more) are of great value to <br />planning and to the scientific study of variations and trends <br />in flow. On average, each year of the decade saw a net loss <br />of about 70 of these important streamgages. <br />Increased stresses on the Nation's water resources have <br />increased the need for streamflow information. At the same <br />time, advances in technology (e.g. satellite telemetry, the <br />Internet, acoustic measurement methods) have increased the <br />potential usefulness of streamflow information. In spite of <br />these trends the network of streamgages has been shrinking <br />and the pace of modernization of the technology has been <br />slow. To achieve its true potential, the network needs to be <br />fully modernized and gaps in coverage need to be filled. <br />A Shared Plan <br />The National Streamflow Information Program (NSIP) <br />provides a plan to reverse the losses of crucial streamgages and <br />to provide for a stable and modern system for the future. The <br />USGS is working with the Interstate Council on Water Policy <br />and a wide range of partners and users of the information to <br />come to agreement on a shared plan for the future. <br />Core NSIP Streamgages to be fully USGS funded <br />Existing USGS Streamgages <br />2,791 <br />Old USGS stream a es to be reactivated <br />867 <br />Streamgages operated by other agencies <br />278 <br />New stream a es needed <br />485 <br />Total number of streamgages in design <br />4,421 <br />The NSIP plan calls for a carefully designed core of <br />streamgages that would be fully funded by the USGS, along with <br />a much larger set of streamgages funded through partnerships to <br />provide the breadth and depth of coverage needed by the over- <br />growing user community. <br />The plan also identifies these needs: <br />• Add real -time satellite reporting capability at about 1,700 <br />streamgages. <br />• Flood harden about 3,000 streamgages. <br />• Build backup computer and communication systems to <br />improve system reliability. <br />• Replace satellite radios in all streamgages with newer <br />high- transmission rate radios to increase data throughput. <br />• Enhance accessibility and form of data provided to users. <br />• Research and development on methods of data collection <br />and analysis. <br />• Special data - collection efforts for flood and drought <br />emergencies. <br />Is Progress being made towards NSIP Plan Goals? <br />Yes; increased federal appropriations in FY 2000 and <br />FY 2001 will resulted in: <br />37 new streamgages built and operating <br />73 streamgages reactivated and operating <br />127 streamgages modernized <br />15 streamgages flood hardened <br />I� FOR MORE INFORMATION: <br />For additional information <br />on USGS water programs in <br />each State, please see lit <br />tp: // <br />water.usgs.eov. For current <br />information on progress towards <br />the plans for the National <br />Streamflow Information <br />Program, please go to htt <br />` water.usgs. ovg /nsin or contact: <br />J. Michael Norris <br />4 <br />,• s U.S. Geological Survey <br />National Center, MS 415 <br />• 12201 Sunrise Valley Drive <br />Reston, Virginia 20192 <br />e ,} mnorris @usgs.gov <br />4 (703) 648 -5301 <br />r' \r <br />