C150094 Phase I Report

• Contract/PO #: C150094
• Contractor Name: La Plata Water Conservancy District
• Contract Type: Grant
• County: La Plata
• Loan Projects - Doc Type: Report

Table 5.
La Plata River at Hesperus Ranked Flows
from 1989 through 2002
Annual Discharge Rank Percent
Year
(acre-feet)' Dry 2 Dry '
1 2002 6,231 1 1%
2 1996 15,424 8 9%
3 1990 15,818 9 11%
4 1989 19,638 17 20%
5 2000 20,049 22 26%
6 1998 24,020 29 34%
7 1994 24,973 31 36%
8 1991 27,305 37 44%
9 2001 27,837 39 46%
10 1999 31,351 44 52%
11 1992 35,048 51 60%
12 1995 43,079 64 75%
13 1997 47,330 75 88%
14 1993 47,981 76 89%
Total number of years 85
Average discharge (acre-feet) over 14 years 27,577
Average discharge (acre-feet) over 85 years 31,888
Median discharge (acre-feet) over 14 years 26,139
Median discharge (acre-feet) over 85 years 29,970
Notes:
1) Gauge ID #9365500 from Colorado's Decision Support Systems (CDSS).
2) Dry ranking out of 85 years, (i.e. out of 85 years, 2002 was the driest).
3) Dry percent out of 85 years, (i.e. out of 85 years, 52% were drier than 1999).
F:/Documents/Wwe/2004/991-077/080-110/task 5/
Summary Report/ Wright Water Engineers,Inc. Des by AM
Table 5.xls/Table 2 ranked flows 1989-2002 7/12/04 Ckd by EAB