Sutron Corporation Books $2,102,977 In September.

STERLING, Va. -- Sutron Corporation (OTCBB:STRN.OB), America's leader in remote hydro-met monitoring, announced today that during September 2005 the company received orders and contracts totaling $2,102,977 to provide services, equipment and systems for a variety of water and weather monitoring projects throughout the world.

Orders from multiple Federal Government Agencies constituted the majority of the month's purchases. The US Geological Survey's Hydrologic Instrumentation Facility (HIF) gave Sutron purchase orders valued at $544,750, which, when combined with orders from other USGS offices, put the September USGS total at $1,097,368. The US Army Corps of Engineers purchased $263,763 during the month and the State of Colorado bought $215,000 of Sutron equipment. South Florida Water Management District (SFWMD) and Berryman and Henigar contracted with Sutron's Florida offices for Engineering Services totaling $179,129 as well.

Also in September, Sutron recorded orders from the US Bureau of Reclamation, NOAA's National Ocean Survey, and the National Estuarine Research Reserve System, a coastal monitoring program that collects meteorological and water data. The month's bookings were rounded out by a variety of international orders from the nations of China, Canada, Norway and Nicaragua.

September 2005 was an outstanding month for sales of Sutron's SatLink2 Satellite Transmitter plus Logger, the only Satellite Transmitter certified for every geostationary satellite in the world. At month's end, 454 SatLink2 Transmitters had been ordered.

This release contains forward-looking statements, including statements regarding Sutron's expected commercial operations. These forward-looking statements are based on a number of assumptions and Sutron's actual results and operations may be materially different from those expressed or implied by such statements.