CRDSS_Task10-2_EvaluateExtensionHistoricalData

• Title: CRDSS Task 10.2 - Evaluate Estension of Historical Data
• Description: This memo covers the evaluation of historical data extension, which consists of tow major components: naturalizing flows, and then filling or extending the data.
• Decision Support - Doc Type: Task Memorandum
• Date: 11/1/1999
• DSS Category: Surface Water
• DSS: Colorado River
• Basin: Colorado Mainstem
• Contract/PO #: C153728
• Grant Type: Non-Reimbursable
• Bill Number: SB92-87, HB93-1273, SB94-029, HB95-1155, SB96-153, HB97-008
• Prepared By: Boyle

Exhibit 2 (cont'd). COLORADO RIVER DECISION SUPPORT SYSTEM (CROSS)
Climatological stations used in calibration of the Consumptive Use Model.
Gunnison River Basin
No. Temperature Period of record Years of data Years of
Gage ID (by calendar yr) observed data
1 Cedaredge 1948 - 1991 44 43.1
2 Cimarron 1951 - 1991 41 35.3
3 Cochetopa Creek 1948 - 1991 44 42
4 Crested Butte 1910 - 1991 82 72.3
5 Delta 1900 - 1991 92 83.2
6 Grand Junction 6 ESE 1962 - 1991 30 28.3
7 Gunnison 1900 - 1991 92 83.1
8 Lake City 1958 - 1991 34 31.2
9 Montrose 2 1903 - 1991 89 82.7
10 Paonia 1 SW 1905 - 1991 87 49.1
11 Ridgway 1982 - 1991 10 8.3
Total: 11
complete
No. Precipitation Period of record Years of
Gage ID (by calendar yr) Years of data observed data % complete
1 Cedaredge 1948 - 1991 44 42.9 98
2 Cimarron 1951 - 1991 41 37.3 91
3 Cochetopa Creek 1948 - 1991 44 43.1 98
4 Crested Butte 1909 - 1991 83 75.1 90
5 Delta 1900 - 1991 92 83.4 91
6 Grand Junction 6 ESE 1962 - 1991 30 28.3 94
7 Gunnison 1900 - 1991 92 83.2 90
8 Lake City 1948 - 1991 44 41 93
9 Montrose 2 1900 - 1991 92 86.2 94
10 Paonia 1 SW 1905 - 1991 87 51.1 59
11 Ridgway 1982 - 1991 10 9.1 91
12 Taylor Park 1948 - 1991 44 42.8 97
Total: 12
Appendix E