Verde River at Mesquite Flat Campground (V2)

Description of Site: This site is apporximately 0.75 miles below Horseshoe Dam and represents water conditions between Horseshoe and Bartlett Lakes.
GPS Coordinates: 330 57.70 N   111 42.77 W

8/28/00
Flow: 400 cfs

Physico-chemical Parameters
Time Turbidity (NTU's) Temp (C) DO (ppm) DO (% sat.) pH TDS Ammonia (mg/l) Nitrate (mg/l) Ortho-P (mg/l) Sulfate (mg/l) Dissolved Fe (mg/l) Dissolved Mn (mg/l) Chloride (mg/l)
1410 35 30.3 7.6 101.2 8.2 385 0.06 0.05 ND 104 0.024 0.018 40.4
TSS (mg/l) Silica (mg/l) Total N (mg/l) Total P (mg/l) Total Fe (mg/l) CDOM (mg/l) Total Mn (mg/l) Chl a (mg/m3) Pheophytin a (mg/m3)
ND 20 2.11 0.18 0.18 0.32 0.039 4.968 1.068

Phytoplankton
Division Genus Units/ml
Chrysophyta Cocconeis 640
Chrysophyta Fragilaria 400
Chlorophyta Coccomonas 480
Chlorophyta Ankistrodesmus 560
Chrysophyta Navicula 240
Chrysophyta Pinnularia 160
Chrysophyta Chrysococcus 320

Periphyton
Division Genus Units/cm2
Chrysophyta` Cocconeis 1618
Chrysophyta Cymbella 2535
Chrysophyta Navicula 516
Chrysophyta Nitzchia 337
Chlorophyta Cladophora 212

Aquatic Macro-Invertebrates (Presence/Absence)
Order Family Genus
Trichoptera Hydropsychidae Hydropsyche
Lepidoptera Pyralidae Petrophila

Results from 7/17/00