WSP00601

• File Number: 8273.300
• Description: Colorado River Basin Salinity Control - Federal Agencies - USGS
• Basin: Colorado Mainstem
• Water Division: 5
• Date: 1/1/1996
• Author: USGS
• Title: Trend Analysis of Selected Water-Quality Data Associated with Salinity-Control Projects in the Grand Valley - in the Lower gunnison River Basin - and at Meeker Dome Western Colorado
• Water Supply Pro - Doc Type: Report/Study

14
l\)
N CHLORIDE +
w::.. 12
0) a: WELL PLUGGING---
~
:; COMPLETED +
a:
w 10
0..
(/)
~ ++
Cl 8
:3
~ +
;?; +
z 6
0 +
~ +
.... 4
Z
w
() +
z
0 ++-4-+ + +
() '-+ ++ +
2
++ + + *
+:t++ +
+
0
1972 1976 1980 1984 1988 1992 1996
14
SODIUM A
a: 12 A
w
.... tt:..
:;
a:
w 10 A
0..
(/)
:;
~ A
Cl 8 WELL PLUGGING--- A A
:3 COMPLETED NfAA
~
;?; A A
Z 6 A
0 A
~ A A A
.... 4 ~A AA A A 6A~ ~
z
w
() A
z A
0 A
() A A A A
2 A
.&
0
1972 1976 1980 1984 1988 1992 1996
WATER YEAR
Figure 11. Periodic chloride and sodium concentrations for station 09304200 White River above Coal Creek,
water years 1973-95.

32 Trend Analyals 01 Selected Water-Quality Data Associated With Salinity-Control Prolects In the Grand Valley,
In the Lower Gunnlaon River Baaln, and at Meeker Dome, Weatern Colorado