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 17. Field blanks for general chemical constituents t81.0
[Shaded cells repre$ent concentrallons greater man twice lhe laboratory reporting Ii mil; mgfL. milligrams per Iiler; ~glL. TUlcrogH.nlS per titer; <. concentr:1fiorJ less than the laboralOry reporting lim;l)
Calcium Magnesium Sodium Potassium Sulfate Chloride Fluoride Silica Iron Manganese Residue on
Site Date (mgll) (mgll) (mgIL) (mg/L) (mg/L) (mg/L) (mg/L) (mg/L) (~glL) ("glL) evaporation
(mg/L)
State Line 042396 om <0.01 <0.2 <11.1 <0.. I 3.9 <0.1 0.09 <3 d 5
Dotsero 032096 <0.02 <fWI <0.2 <0.1 <0.1 <0.1 <0.1 0.,3 <3 d <\
Gunnison near Grand Junc[ion 121295 <0.02 <0.01 <0.2 <0.1 <0.1 0.3 <il.l <0.01 <3 d d
Gunnison Tunnel 121394 <0.02 <0.01 <0.2 0.2 <0.1 <:0.1 <0.1 <O.ot <, d <I
Gunnison Tunnel 062995 <0.02 <0.01 <0.2 <0.1 <0.1 <0.1 <0.1 <0.01 <3 d <I
Gunnison Tunnel 082395 <0.02 <0.0\ <0.2 <f). I <0.\ 0.3 <0.1 O.QI <3 d <I
Easl 082396 om <0.01 <0.2 <0.1 <0.1 <0.1 <0.\ 0.15 <3 d <I
Gore \02495 <:0.02 <0.01 <0.2 <0.1 <0.1 <0.1 <0.1 0.38 <3 <\ <I
French 0522% <0.02 <0.01 <0.2 <0.1 <0.1 <0.\ <0.\ 0.09 d <I 9
Dry 011696 0,(16 0.02 0.2 0.1 OJ 0.8 <0.1 0.01 <3 <I <I
Baker 081895 <0.02 <0.01 .012 <0.1 <11.1 <::0.1 <0.1 <O.Oi 5 <I <[
Baker 022796 <0.02 <0.01 <0.2 <0.1 <0.1 <0.1 <0.1 0.22 <3 <I <I
Number of samples wilh /,;C1ncentralions 0 0 0 4 0 6 0 2
greOller man twice the lab reponing limit
Table 18. Field blanks for nulrients and organic carbon
IShaded cells represent concentrations gre~\It"r than !Wl\::e the lilboralory reponing limit: mgfL, milligrams per liler; <. concentration less lhan the laboratory reponmg !tmil: --. no datal
Ammonia Total Nitrite Dissolved Suspended
ammonia Total
Site Date Ammonia plus plus Nitrite plus organic Organic Phosphorus phosphorus Orthophosphate
(mg/L) organic organic (mg/L) nitrate carbon Carbon (mg/L) (mglL) (mglL)
(mgIL) (mg/L) (mgll) (mgll)
0 (mgIL)
c: State Line 042396 <0.02 <0.2 <0.2 <0.01 <O.U5 <0.01 <0.01 <0.01
)>
r- Dotsero 0,2096 <0.02 <0.2 <0.2 <001 <0.05 D.::! 0.1 <0.01 <0.01 <0.01
::;
-< Gunnison near Grand Junction 12\295 <0.02 <11.2 <0.2 <0.01 <0.05 0.3 0.1 d!.Ol <0.01 <i1.0t
h
0 Gunnison Tunnel 121394 <0.02 <:0.2 <D.2 <0.01 <0.05 0.2 0.1 <0.01 <0.01 <0.01
z
-f Gunnison Tunnel 062995 <0.02 <:0.2 <:0.2 <0.01 <0.05 0.1 0.1 0.01 <0.01 <0.01
'"
0 Gunnison Tunnel 082395 <0.02 <0.2 <0.2 <0.01 <0.05 o. [ <0.01 <0.01 <0.01
r-
'" East 082396 <0.02 <0.2 <:0.2 <O.Ot <0.05 0.01 <0.01 <0.01
)>
;: Gme \02495 <0.02 <0.2 <0.2 <i).01 <0.05 0.1 0.1 <11.0 I 0.02 <0.01
"'Cl
r-
Z French 052296 0.02 <0.2 <0.2 <O.lll <0.05 0.1 <fl. 1 <0.01 <0.01 <0.01
Cl <0.01
"'Cl Dry 011696 <0.02 <0.2 <ill <0.01 <0.05 0.2 0.1 <i1.01 <0.01
'"
0 Baker 081895 <0.02 <0.2 <0.2 <0.01 <0.05 0.2 0.1 <0.01 <0.01 <0.01
Cl Baker 022796 <0.02 <0.2 <0.2 <0.01 <0.05 0.3 <11.01 <0.01 <0.01
'" 0.[
J>
;: Number of samples wi(h concentrations 0 2 0 0
0 0 0 0 0 0
'" grealer than twice lhe lab reporting limit
'"