Description of Site: This site is upstream of the road crossing and approximately 1.25 miles away from entering Roosevelt Lake.
8/23/99
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) |
| 0945 | 4.3 | 27.6 | 7.68 | 97.6 | 8.30 | 280 | ND | ND | ND | 37 | 0.024 | 0.02 | 39 |
| 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) |
| 12 | 16.4 | 1 | 0.188 | 0.56 | 0.05 | 2.3 | 2.3 | 0.0262 | 1.2 | 1.024 |
Phytoplankton
| Division | Genus | Units/mL |
| Chlorophyta | Chlorococcum | 560 |
| Chlorophyta | Schroederia | 80 |
| Chrysophyta | Amphipleura | 480 |
| Chrysophyta | Frustulia | 160 |
| Chrysophyta | Gyrosigma | 160 |
| Chrysophyta | Navicula | 160 |
| Chrysophyta | Pinnularia | 80 |
| Euglenophyta | Trachelomonas | 160 |
| Pyrrophyta | Hemidinium | 240 |
Periphyton
| Division | Genus | Units/cm2 |
| Cyanophyta | Anabaena | 3249 |
| Cyanophyta | Microcoleus | 271 |
| Chlorophyta | Rhizoclonium | 812 |
| Chlorophyta | Schroederia | 1354 |
| Chlorophyta | Ulothrix | 541 |
| Chrysophyta | Amphipleura | 2978 |
| Chrysophyta | Caloneis | 2166 |
| Chrysophyta | Cymatopleura | 812 |
| Chrysophyta | Cymbella | 2708 |
| Chrysophyta | Diatoma | 3520 |
| Chrysophyta | Fragilaria | 10,289 |
| Chrysophyta | Gyrosigma | 1625 |
| Chrysophyta | Navicula | 4874 |
| Chrysophyta | Nitzchia | 7040 |
| Chrysophyta | Pinnularia | 3791 |
| Chrysophyta | Synedra | 15,705 |
Aquatic
Macro-Invertebrates (Presence/Absence)
| Order | Family | Genus |
| Coleoptera | Elmidae | Heterelmis |
| Ephemeroptera | Baetidae | Baetodes |
| Hemiptera | Corixidae | Hesperocorixa |
| Hemiptera | Naucoridae | Pelocoris |
| Odonata | Gomphidae | Ophiogomphus |
| Trichoptera | Helicopsychidae | Helicopsyche |
| Trichoptera | Uenoidae | Neothremma |