Tag Archives: Water Quality

Wildfire extent and severity influences the streamwater chemistry, sediment and temperature of individual basins during five years following Colorado’s Hayman Fire

ABSTRACT The 2002 Hayman Fire was the largest fire in recent Colorado history. The extent of high severity combustion and its location in watersheds that deliver drinking water to metropolitan Denver focused public attention on the effects of wildfire on … Continue reading

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West Creek Area Water Quality Monitoring Program Douglas County, Colorado September 2009 Sampling Summary

Abstract: The monthly water quality monitoring event for this program was conducted on September 30, 2009. The four sampling sites identified for the monitoring program are: 1. Trail Creek above mitigation site, called Upper Trail Creek, Site UTC 2. Trail … Continue reading

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Sediment Production and Delivery from Forest Roads and Off-Highway Vehicle Trails in the Upper South Platte River Watershed, Colorado.

Abstract (Pollution – Sediment, Erosion, Water Quality) Sediment is a principal cause of impairment to surface water quality.  Erosion is aparticularly important environmental issue in the Upper South Platte River (USPR)watershed of Colorado because it is the primary source of … Continue reading

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The Braided Stream Depositional Environment: Comparison of the Platte River with Some Silurian Calstic Rocks, North-Central Appalachians.

Abstract (Geology, Water Quality) Studies of the South Platte-Platte River in Colorado and Nebraska substantiate Ore’s (1964) conclusion that braided patterns in streams are created mainly by accretion of longitudinal bars and dissection of transverse bars. Distribution of bars in … Continue reading

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Analysis of Groundwater Exchange for a Large Plains River in Colorado (USA).

Abstract (Water Quality) Complete daily water budget information was assembled for a 105 km segment of the South Platte River in the plains region below Denver, CO, for the period 1983–1993. The data were used in testing the possibility that … Continue reading

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Initial Steamwater Response to the Hayman Fire, Colorado Front Range.

Abstract (Wildfires, Water Quality, Pollution – Sediment) Fire behavior regulates the effects of forest fire on watershed processes. During the 2002 Hayman Fire, high-severity crown fire killed the overstory forest and consumed forest floor on forty percent of the area … Continue reading

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South Platte River Basin – Colorado, Nebraska, and Wyoming.

Abstract (Water Quality, Pollution – Human/Sedimentation) The South Platte River Basin was one of 20 study units selected in 1991 for investigation under the U.S. Geological Survey’s National Water-Quality Assessment (NAWQA) program. One of the initial tasks undertaken by the … Continue reading

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Upper South Platte Watershed Protection and Restoration Project.

Abstract (Watershed Planning, Erosion, Water Quality, Forest Ecology) The Upper South Platte Basin is a critical watershed in Colorado. Nearly 80 percent of the water used by the 1.5 million Denver metropolitan residents comes from or is transmitted through this … Continue reading

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Hayman Fire Rehabilitation Treatment Monitoring Progress Report Addendum, 2002-2006: Sediment Yields, Runoff, and Ground Cover in the First Four Years after the Hayman Fire.

Abstract (Water Quality, Atmosphere, Erosion, Wildfires – Rehabilitation) This report is an addendum to the 2002-2005 progress report, and presents data collected in 2006. All tables and figures have been updated with data from 2006. Background, methods, and results from … Continue reading

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