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   111⁰  42.77 W

Physico-chemical Parameters 9/9/99

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)
0915	8	26.0	6.56	80.9	7.68	310	0.011	ND	ND	56.8	0.044	0.02	25.1

 

TSS (mg/l)	Silica (mg/l)	Total N (mg/l)	Total P (mg/l)	Total Fe (mg/l)	Total Mn (mg/l)	TOC	DOC	UV254	Chl a (mg/m3)	Pheophytin a (mg/m3)
9	13.6	1	0.162	0.50	0.14	3.06	NS	0.0964	3.812	3.288

Phytoplankton

Division	Genus	Units/mL
Cyanophyta	Anabaenopsis	160
Chlorophyta	Chlamydomonas	80
Chlorophyta	Crucigenia	160
Chlorophyta	Polytoma	160
Chlorophyta	Quadrigula	80
Chlorophyta	Schroederia	80
Chlorophyta	Thoracomonas	80
Chrysophyta	Amphora	160
Chrysophyta	Cymbella	160
Chrysophyta	Diatoma	240
Chrysophyta	Gyrosigma	80
Chrysophyta	Surirella	240
Chrysophyta	Synedra	160

Periphyton

Division	Genus	Units/cm2
Cyanophyta	Anabaena	5920
Cyanophyta	Lyngbya	88,800
Cyanophyta	Oscillatoria	97,680
Cyanophyta	Spirulina	8800
Chlorophyta	Chlamydomonas	5920
Chlorophyta	Polytoma	2960
Chlorophyta	Schroederia	11,840
Chlorophyta	Spirogyra	8800
Chlorophyta	Ulothrix	2960
Chrysophyta	Amphipleura	17,760
Chrysophyta	Cocconeis	5920
Chrysophyta	Cymbella	2960
Chrysophyta	Fragilaria	44,400
Chrysophyta	Gyrosigma	56,240
Chrysophyta	Melosira	2960
Chrysophyta	Navicula	26,640
Chrysophyta	Pinnularia	17,760
Chrysophyta	Synedra	142,080
Chrysophyta	Terpsinoe	2960

Aquatic Macro-Invertebrates (Presence/Absence)
 

Order	Family	Genus
Hemiptera	Naucoridae	Pelocoris
Lepidoptera	Pyralidae	Petrophila
Odonata	Coenagrionidae	Hesperagrion
Trichoptera	Hydropsychidae	Hydropsyche

Results from 8/4/99