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CRDSS_Task2-03-3_QAQCProceeduresCRDSSSpatialDatabase
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Last modified
9/25/2011 10:18:46 AM
Creation date
6/3/2008 2:10:09 PM
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Decision Support Systems
Title
CRDSS Task 2.03-03 - Quality Assurance/Quality Control Procedures for the CRDSS Spatial Database
Description
This task memorandum will describe the data population (QA/QC) Quality Assurance/Quality Control procedures used to populate the CRDSS Spatial Database.
Decision Support - Doc Type
Task Memorandum
Date
1/3/1997
DSS Category
GIS
DSS
Colorado River
Basin
Colorado Mainstem
Contract/PO #
C153658, C153727, C153752
Grant Type
Non-Reimbursable
Bill Number
SB92-87, HB93-1273, SB94-029, HB95-1155, SB96-153, HB97-008
Prepared By
Riverside Technology inc.
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Table 14: Average Solar Radiation <br /># Average Solar Radiation GRASS Arc/Info Acre diff. % error <br />1 178 MJ/m2614205 1 614335 6 130 5 0.021 2 <br />2 173 MJ/m2728503 4 728643 5 140 1 0.019 2 <br />3 168 MJ/m2704436 9 704486 0 49 1 0.007 0 <br />4 163 MJ/m2387912 4 388012 8 100 4 0.025 9 <br />5 158 MJ/m232392 3 32430 8 38 5 0.118 9 <br />6 TOTAL SUM.2467450 1 - -- 458 6 0.018 6 <br />Table 15: Solar Radiation Zones <br /># Solar Radiation Zones GRASS Arc/Info Acre diff. % error <br />1 Zone 20491365 3 491370 5 5 2 0.001 1 <br />2 Zone 25335957 7 336000 0 42 3 0.012 6 <br />3 Zone 2299360 9 99371 6 10 7 0.010 8 <br />4 Zone 24358260 4 358395 2 134 8 0.037 6 <br />5 Zone 18345052 2 345067 7 15 5 0.004 5 <br />6 Zone 23389116 8 389243 8 127 0 0.032 6 <br />7 Zone 21108573 8 108573 4 4 0.000 4 <br />8 Zone 19339763 2 339886 4 123 2 0.036 3 <br />9 TOTAL SUM.2467450 3 - -- 459 1 0.018 6 <br />Table 16: Isohyetal Precipitation <br /># Isohyetal Precipitation GRASS Arc/Info Acre diff. % error <br />1 7 inches AVG. Precipitation37144 3 37144 9 6 0.001 6 <br />2 9 inches AVG. Precipitation91072 2 91074 2 2 0 0.002 2 <br />3 11 inches AVG. Precipitation238610 2 238616 2 6 0 0.002 5 <br />4 14 inches AVG. Precipitation589905 8 589917 2 11 4 0.001 9 <br />5 18 inches AVG. Precipitation475118 7 475130 5 11 8 0.002 5 <br />6 23 inches AVG. Precipitation364095 0 364100 6 5 6 0.001 5 <br />7 27 inches AVG. Precipitation264080 4 264085 4 5 0 0.001 9 <br />8 32 inches AVG. Precipitation23118 4 23118 4 0 0.000 0 <br />9 35 inches AVG. Precipitation257261 5 257270 3 8 8 0.003 4 <br />1 0 37 inches AVG. Precipitation19036 2 19036 7 5 0.002 6 <br />1 1 45 inches AVG. Precipitation91658 6 91660 5 1 9 0.002 1 <br />1 2 55 inches AVG. Precipitation13891 4 13891 4 0 0.000 0 <br />1 3 65 inches AVG. Precipitation2023 0 2023 0 0 0.000 0 <br />1 4 TOTAL SUM.2467015 7 - -- 53 6 0.002 2 <br />Page 9 <br />01/03/97 2.03-03 - Lange <br />
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