Inorganic water quality of the Little South Poudre with a section on the Precambrian petrology of the Upper Fall Creek area
August 1966. Includes bibliographical references (pages 60-62). Covers not scanned. Print version deaccessioned 2021. The Little South Poudre is one of the larger tributaries of the Cache La Poudre River, which drains approximately 105 square miles on the east flank of the Mummy Range in the north-c...
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ftcolostateunidc:oai:mountainscholar.org:10217/234104 2023-06-11T04:10:37+02:00 Inorganic water quality of the Little South Poudre with a section on the Precambrian petrology of the Upper Fall Creek area Mercer, Jery W. McCallum, M. E. (Malcolm E.), 1934- Creely, Scott Schmehl, W. R. 2021-12-07T02:44:12Z masters theses application/pdf https://hdl.handle.net/10217/234104 English eng eng Colorado State University. Libraries MMS ID: 991003701879703361 GB705.C6 M4 1950-1979 - CSU Theses and Dissertations Meiman, James R. Little South Poudre Watershed and Pingree Park Campus. Colorado State University, College of Forestry and Natural Resources (1971). http://hdl.handle.net/10217/70382 https://hdl.handle.net/10217/234104 Copyright and other restrictions may apply. User is responsible for compliance with all applicable laws. For information about copyright law, please see https://libguides.colostate.edu/copyright. Water -- Analysis Hydrology -- Colorado -- Cache la Poudre River Watershed Petrology -- Colorado -- Cache la Poudre River Watershed Text 2021 ftcolostateunidc 2023-05-04T17:37:31Z August 1966. Includes bibliographical references (pages 60-62). Covers not scanned. Print version deaccessioned 2021. The Little South Poudre is one of the larger tributaries of the Cache La Poudre River, which drains approximately 105 square miles on the east flank of the Mummy Range in the north-central Colorado Front Range. The low total dissolved solids content, ranging from 28 to 75 ppm, of the surface water obtained from the region indicates the water is chemically of excellent quality. Starting with snow, the source of virtually all recharge in the region, mineral content increases on the average of 4% times as melt water comes in contact with soil and Precambrian crystallines, then triples again during penetration of the water into the ground-water system as it moves toward perennial springs. Surface and ground water is predominantly of the bicarbonate-silica type with minor amounts of calcium, magnesium, sodium, potassium and other common chemical constituents. For greater effectiveness in interpreting and analyzing water-quality data, the Little South Poudre has been divided into sub-watershed units. Generally, mean values of dissolved mineral concentrations are consistent throughout these basins; however, certain exceptions do occur. In Beaver Creek and the Little South Poudre (mainstem) anomalous iron and copper concentrations, respectively, were recorded. These anomalies can probably be attributed to an iron "fixing" bacteria and zones of copper mineralization, respectively. High concentrations of dissolved solids in ground water feeding Fish and Pendergrass Creeks probably accounts for values of total dissolved solids that were well above the overall mean for the watershed. Fall Creek was selected as a geologic control area for the inorganic water-quality study. The upper Fall Creek portion of the Little South Poudre watershed consists chiefly of a sequence of Precambrian biotite schist, biotite-quartzofeldspathic gneiss, granite and amphibolite. Metamorphic rocks in the area have probably ... Text Beaver Creek Digital Collections of Colorado (Colorado State University) |
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Open Polar |
collection |
Digital Collections of Colorado (Colorado State University) |
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ftcolostateunidc |
language |
English |
topic |
Water -- Analysis Hydrology -- Colorado -- Cache la Poudre River Watershed Petrology -- Colorado -- Cache la Poudre River Watershed |
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Water -- Analysis Hydrology -- Colorado -- Cache la Poudre River Watershed Petrology -- Colorado -- Cache la Poudre River Watershed Mercer, Jery W. Inorganic water quality of the Little South Poudre with a section on the Precambrian petrology of the Upper Fall Creek area |
topic_facet |
Water -- Analysis Hydrology -- Colorado -- Cache la Poudre River Watershed Petrology -- Colorado -- Cache la Poudre River Watershed |
description |
August 1966. Includes bibliographical references (pages 60-62). Covers not scanned. Print version deaccessioned 2021. The Little South Poudre is one of the larger tributaries of the Cache La Poudre River, which drains approximately 105 square miles on the east flank of the Mummy Range in the north-central Colorado Front Range. The low total dissolved solids content, ranging from 28 to 75 ppm, of the surface water obtained from the region indicates the water is chemically of excellent quality. Starting with snow, the source of virtually all recharge in the region, mineral content increases on the average of 4% times as melt water comes in contact with soil and Precambrian crystallines, then triples again during penetration of the water into the ground-water system as it moves toward perennial springs. Surface and ground water is predominantly of the bicarbonate-silica type with minor amounts of calcium, magnesium, sodium, potassium and other common chemical constituents. For greater effectiveness in interpreting and analyzing water-quality data, the Little South Poudre has been divided into sub-watershed units. Generally, mean values of dissolved mineral concentrations are consistent throughout these basins; however, certain exceptions do occur. In Beaver Creek and the Little South Poudre (mainstem) anomalous iron and copper concentrations, respectively, were recorded. These anomalies can probably be attributed to an iron "fixing" bacteria and zones of copper mineralization, respectively. High concentrations of dissolved solids in ground water feeding Fish and Pendergrass Creeks probably accounts for values of total dissolved solids that were well above the overall mean for the watershed. Fall Creek was selected as a geologic control area for the inorganic water-quality study. The upper Fall Creek portion of the Little South Poudre watershed consists chiefly of a sequence of Precambrian biotite schist, biotite-quartzofeldspathic gneiss, granite and amphibolite. Metamorphic rocks in the area have probably ... |
author2 |
McCallum, M. E. (Malcolm E.), 1934- Creely, Scott Schmehl, W. R. |
format |
Text |
author |
Mercer, Jery W. |
author_facet |
Mercer, Jery W. |
author_sort |
Mercer, Jery W. |
title |
Inorganic water quality of the Little South Poudre with a section on the Precambrian petrology of the Upper Fall Creek area |
title_short |
Inorganic water quality of the Little South Poudre with a section on the Precambrian petrology of the Upper Fall Creek area |
title_full |
Inorganic water quality of the Little South Poudre with a section on the Precambrian petrology of the Upper Fall Creek area |
title_fullStr |
Inorganic water quality of the Little South Poudre with a section on the Precambrian petrology of the Upper Fall Creek area |
title_full_unstemmed |
Inorganic water quality of the Little South Poudre with a section on the Precambrian petrology of the Upper Fall Creek area |
title_sort |
inorganic water quality of the little south poudre with a section on the precambrian petrology of the upper fall creek area |
publisher |
Colorado State University. Libraries |
publishDate |
2021 |
url |
https://hdl.handle.net/10217/234104 |
genre |
Beaver Creek |
genre_facet |
Beaver Creek |
op_relation |
MMS ID: 991003701879703361 GB705.C6 M4 1950-1979 - CSU Theses and Dissertations Meiman, James R. Little South Poudre Watershed and Pingree Park Campus. Colorado State University, College of Forestry and Natural Resources (1971). http://hdl.handle.net/10217/70382 https://hdl.handle.net/10217/234104 |
op_rights |
Copyright and other restrictions may apply. User is responsible for compliance with all applicable laws. For information about copyright law, please see https://libguides.colostate.edu/copyright. |
_version_ |
1768385132985581568 |