Description of Site: This site is representative of true lacustrine conditions.
GPS Coordinates: 33⁰ 34.03N   111⁰ 31.23  W

7/21/99
Physico-chemical Parameters
Lake Elevation: 1523.15 feet above sea level

Time	Depth (m)	Temp (C)	pH	SpCond	Salinity (ppt)	DO (% sat)	DO (mg/l)	Turbidity (NTU's)
1205:03	0	29.58	8.87	1496	0.8	110.9	8.14	0
1204:45	1.6	28.74	8.88	1470	0.8	111.4	8.3	0
1204:17	3.4	28.33	8.83	1456	0.8	106.4	7.99	0
1203:45	5.1	25.68	8.07	1363	0.7	78	6.13	0
1202:46	7.2	24.23	7.6	1322	0.7	32.1	2.6	0
1202:08	8.9	23.71	7.5	1307	0.7	14.7	1.2	0
1201:39	10.7	23.27	7.5	1294	0.7	12.6	1.03	0
1200:58	12.6	22.91	7.54	1279	0.7	19.5	1.61	0
1200:36	14.3	22.74	7.54	1275	0.7	18.4	1.53	0
1200:07	16.1	22.6	7.56	1271	0.7	21.6	1.8	0
1159:47	17.7	22.49	7.6	1267	0.7	26.5	2.21	0
1159:28	19.4	22.33	7.63	1261	0.7	31	2.6	0
1159:00	21.3	22.2	7.65	1257	0.7	33.2	2.79	0
1158:44	23	22.09	7.65	1255	0.7	33.2	2.8	0
1158:15	24.6	21.98	7.63	1250	0.7	30.6	2.59	0.9
1157:54	26.2	21.85	7.62	1246	0.7	29	2.46	3.2
1157:24	28.2	21.69	7.57	1243	0.7	16.6	1.41	4.9

 

Depth (m)	Ammonia (mg/l)	Nitrate (mg/l)	Total Nitrogen (mg/l)	Ortho P (mg/l)	Total P (mg/l)	Sulfate (mg/l)	Chloride (mg/l)	TOC	DOC	UV254
0	ND	ND	1.48	ND	0.089	55.9	280	3.95	-----------------	0.057
5	ND	ND	0.84	ND	0.089	55.9	303	-----------------	-----------------	----------------
28	ND	ND	1.22	ND	0.092	55.8	300	-----------------	-----------------	----------------

 

Depth (m)	Dissolved Fe (mg/l)	Dissolved Mn (mg/l)	Total Fe (mg/l)	Total Mn (mg/l)	Silica (mg/l)	TSS	Chl a (mg/m3)	Pheophytin a (mg/m3)
0	ND	ND	ND	ND	14.5	ND	1.72	1.248
5	ND	ND	0.013	ND	15	ND	3.556	3.1
28	ND	ND	0.012	ND	14.9	ND	---------------------	--------------------

Secchi Depth: 2.77 meters

Phytoplankton
0.5 m

Division	Genus	Units/ml
Cyanophyta	Gomphosphaeria	400
Cyanophyta	Merismopedia	1200
Cyanophyta	Microcystis	1280
Chlorophyta	Ankistrodesmus	160
Chlorophyta	Chlorella	240
Chlorophyta	Chodatella	320
Chlorophyta	Golenkinia	80
Chlorophyta	Scenedesmus	320
Chrysophyta	Nitzchia	400
Chrysophyta	Stephanodiscus	240

5 m

Division	Genus	Units/ml
Cyanophyta	Anabaenopsis	160
Cyanophyta	Gomphosphaeria	1280
Cyanophyta	Merismopedia	240
Cyanophyta	Microcystis	1440
Chlorophyta	Ankistrodesmus	320
Chlorophyta	Chodatella	400
Chlorophyta	Scenedesmus	520
Chlorophyta	Tetraedron	320
Chlorophyta	Treubaria	160
Chrysophyta	Stephanodiscus	320
Euglenophyta	Euglena	80

Zooplankton
 

Order	Suborder	Genus	#/m3
Copepoda	Cyclopoida	Eucyclops	15.34
Copepoda	Cyclopoida	Halicyclops	3.36
Copepoda	Cyclopoida	Macrocyclops	2.05
Cladocera	Bosminidae	Bosmina	2.24

Graphic of:
Temp by Depth
DO by Depth
pH by Depth
Turbidity by Depth