PPT-Water Quality Program Pesticides in Groundwater

A Summary of Whats in DEQs Database March 16 2016 2016 Oregon Pesticide Symposium Salem Oregon Phil Richerson Oregon Department of Environmental Quality Statewide Pe sticide. Makes up 23% of Earth’s freshwater.. 12% Shallow (we can reach). 11% Deep (out of our reach). Underground Layers. When precipitation occurs, water often seeps down into the soil and trickles down in between particles of soil and through cracks and spaces in layers of rock. . Chapter 9, Section 2. The Hydrologic Cycle (WATER CYCLE). . Evaporation. Condensation. Precipitation. Runoff. Soil is made up of many small rock and . mineral. fragments.. Holes, . cracks. ,. and crevices exist in the rock underlying the soil.. Human Health and the Environment. What is a Pesticide?. A pesticide is any substance or mixture of substances intended for:. Preventing,. Destroying,. Repelling, or. Mitigating. PESTS!. What is a Pest?. Kelly Hammond. History. As early as 1000 BC mankind has attempted to control pests. The Greek poet Homer cited sulfur as an early insecticide.. The Chinese used arsenic as an insecticide by 900 AD.. By the mid-nineteenth century there began to be success using chemicals such as pyrethrum and Bordeaux mixture (copper sulfate, lime and water.). and. purge techniques. Acquiring . a . representative sample. Your Resources:. ISO Standards (5667). GNS National Protocol. What are we trying to achieve?. 3. Why is this so important?. A REPRESENTATIVE SAMPLE!. William L. Cunningham. Acting Chief, USGS Office of Groundwater. Briefing to . ACWI Workgroup . How to Sustain and Enhance High Quality Water Monitoring under Constrained Budgets . January 28, 2013. Monitoring Networks Outline. The Unseen Part of the Water Cycle. Salt Groundwater. Ground Water. Reservoir. . The present-day surface hydrologic cycle. The numbers in parentheses refer to volumes of water in millions of cubic kilometres,. W. ater. Chapters 10, 11, & 12. Breaking down rocks by physical means, like . ice, wind, water, gravity, and plants/animals. Ice wedging. occurs when water squeezes into cracks in rocks, freezes, expands, and cracks the rock open. Steve Gaffield – Montgomery Associates. Thomas Hovel – City of Fitchburg, WI. Madeline Gotkowitz – Wisconsin Geological Survey. Topics. Groundwater basics & current issues. Madison’s drinking water issues. Water Education Foundation SGMA Tour. October 6, 2016. Overview of Legislation. Recognizes the value of . l. ocal management of water resources. Requires the development . of Groundwater Sustainability . Kelly Hammond. History. As early as 1000 BC mankind has attempted to control pests. The Greek poet Homer cited sulfur as an early insecticide.. The Chinese used arsenic as an insecticide by 900 AD.. By the mid-nineteenth century there began to be success using chemicals such as pyrethrum and Bordeaux mixture (copper sulfate, lime and water.). 28 State House Station. Augusta ME 04333-0028. (207)287-2731. pesticides@maine.gov. What are . p. esticides?. Bleaches, . Lysol. , pine oil . Weed & Feed, . Roundup. Rat & mouse baits . Plant disease controls. Pesticides and the Environment Kelly Hammond History As early as 1000 BC mankind has attempted to control pests. The Greek poet Homer cited sulfur as an early insecticide. The Chinese used arsenic as an insecticide by 900 AD. Salt Groundwater. Ground Water. Reservoir. . The present-day surface hydrologic cycle. The numbers in parentheses refer to volumes of water in millions of cubic kilometres,. and the fluxes adjacent to the arrows are in millions of cubic kilometres of water per year..