WSP05652

• File Number: 8273.300
• Description: Colorado River Basin Salinity Control - Federal Agency Reports - USGS
• Basin: Colorado Mainstem
• Water Division: 5
• Date: 1/1/1997
• Author: USGS
• Title: Interim Results of Quality-Control Sampling of Surface Water for the Upper Colorado River National Water - Quality Assessment Study Unit - Water Years 1995-96
• Water Supply Pro - Doc Type: Report/Study

'"'
'" Table 13. Comparison of post-processing split-replicate samples lor general chemical constituents
~- [Diff. I, difference in Units of constituent: Dirf. 2. difference ill lowest rounding unit; mglL. milligrams per liter: )Jg/L. micrograms per lller; /lS/cm. microsiemens per cenlimt:'ter 3125 degrees C~lsiu~:
.. a
.. to shaded cells represent differences grea.ler than plus or ffiJnus I lowest rounding unit; lo.......e,,! rounding unit is equilllo lhe magniwde oflhe least significant figure]
CD :;!.
:: 3
3:I1 --
to .. Calcium Magnesium Sodium Potassium
" ..
~ ~
~ii Station Date Split A SplitB Dill. 1 Split A Split B Dill. 1 Split A Split B Dill. 1 Splil A Split B 0111.1
~ 0 Dill. 2 Dill. 2 Dill. 2 Dill. 2
0._ (mglL) (mglL) (mglL) (mglL) (mglL) (mglL) (mglL) (mglL) (mgIL) (mglL) (mglL) (mglL)
"'0
c:~ State Line 09\096 120 120 0 0 35 35 0 0 92 92 0 0 4.1 4.2 -O.! -I
a.:!.
~- ~ Cameo 051396 33 33 0 0 7.1 7.'2 -0.1 -I 20 20 0 0 1.5 I.S 0 0
::E'
" 0 Gunnison Tunnel 062995 18 17 I I 3.7 3.6 0.\ I 3.9 3.8 0.1 I \.4 \.4 0 0
;0
~ a Gunnison .1[ 32 Road 071895 22 22 0 0 4.5 4.5 0 0 2.4 2.3 0.1 I 0.7 0.7 0 0
:9-
-f East 113095 47 46 I \ 8.6 85 0.1 I 4.3 4.3 0 0 0.9 0.9 0 0
::3 East 05 1696 23 23 0 0 3.7 3.7 0 0 1.5 1.5 0 0 0.6 0.6 0 0
",'0
~~ Gore 082396 4\ 41 0 0 7.2 7.2 0 0 4.5 4.5 0 0 !.I 1.1 0 0
!l. Baker 081895 7.5 7.5 0 0 1.8 1.8 0 0 1.4 1.4 0 0 0.8 0.8 0 0
g> Maximum difference I I ,,0.1 "I 0.1 I -0.1 -I
:1 Percelll of samples with 75 75 62 62 75 75 88 88
~
"
.. no difference
::e Percent of samples 100 100 100 100
"
; within plus or minus I
~
0 lowe~;[ rounding unit
~
:;
..
c: Sulfate Chloride Fluoride Laboratory alkalinity
'0
'0 Station Date SpUtA
Ie Split A SplllB 0111.1 Dill. 2 SpUtA SplilB Dill. 1 Dill. 2 SpUtA SpUtB Dill. 1 Oiff.2 SplltB Dill 1. Dill. 2
0 (mglL) (mglL) (mglL) (mglL) (mglL) (mglL) (mglL) (mglL) (mglL) (mglL) (mglL) (mglL)
0
0- Slate Line 091096 370 370 0 0 84 78 6 6 0.4 0.4 0 0 181 181 0 0
OJ
0. Cameo 051396 40 40 0 0 22 22 0 0 0.2 0.2 0 0 87 87 0 0
0
:II Gunnison Tunnel 062995 I] 13 0 0 0.7 0.7 0 0 0.1 0.1 0 0 56 56 0 0
<"
Ie Gunnison at 32 Road 07 I 895 8.4 8.4 0 0 0.6 0.6 0 0 0.1 0.1 0 0 71 71 0 0
z -0.1 0.2 -0.1 -I 126 126 0 0
!it East 113095 34 34 0 0 1.1 J.2 -I 0.1
o' East 05 1696 10 10 0 0 0.5 0.5 0 0 0.1 0.1 0 0 64 64 0 0
"
!!. Gore 082396 35 35 0 0 5.5 5.5 0 0 0.1 0.1 0 0 103 103 0 0
::E
.. Baker 081895 4.9 5 -O.! -I O.t 0.1 0 0 0.3 0.1 0.1 I 26 26 0 0
;
~ 6 6 ,,0.1 "I 0 0
b Ma,imum difference -0.1 -I
~ Percent 01' samples. with 88 88 75 75 75 75 100 100
~
~ no difference
Pe-rcent of samples 100 88 100 100
wnhin plus or minus I
lowesl rounding unit