Apache 1(A1)

Description of Site: This site is the closest within the lake to  the inflow from Roosevelt Dam and is the most representative of the riverine zone.
GPS Coordinates: 330 40.02 N   1110 10 .21 W

1/5/00
Physico-chemical Parameters
 
Time Depth (m) Temp (C) pH SpCond. Salinity (ppt) D.O. (% sat) D.O. (mg/l) Turbidity (NTU's)
1454:54 -0.5 13.09 8.34 1327 0.7 80.9 8.45 8.7
1454:06 -0.9 12.52 8.29 1312 0.7 84.4 8.93 8.6

 
Depth (m) Ammonia (mg/l) Nitrate (mg/l) TKN (mg/l) Ortho P (mg/l) Total P (mg/l) Sulfate (mg/l) Chloride (mg/l)
-0.5 0 0.28 0.73 ND 0.17 68.5 410

 
Depth (m) Dissolved Fe (mg/l) Dissolved Mn (mg/l) Total Fe (mg/l) Total Mn (mg/l) Silica (mg/l) TSS Chl a (mgm3) Pheophytin a (mg/m3)
-0.5 0.072 0.064 0.22 0.079 19.5 3.59 0.8 0.748

Secchi Depth: 0.96  meters

Phytoplankton
-0.5  meters
Division Genus Units/mL
Cyanophyta Lyngbya 240
Cyanophyta Sphaerellocystis 80
Chlorophtya Scenedesmus 80
Chrysophtya Rhizoslenia 80
Euglenophyta Phacus 320
Chlorphtya Quadrigula 240
Chlorophyta Dictyosphaerium 80

 Results from 11/8/99