Description of Site: This site is the highest point in the watershed to be sampled along the Salt River. Sampling will occur just below the diversion dam. Prior to entering Roosevelt Lake, it is unaffected by any reservoir processes.
3/13/00
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) |
| 1125 | 1.5 | 19.1 | 7.5 | 81.5 | 8.1 | 800 | 0.26 | 0.21 | ND | 69.4 | 0.024 | 0.055 | 354 |
| TSS (mg/l) | Silica (mg/l) | TKN (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) |
| 0 | 12.4 | 2.2 | 0.11 | 0.046 | 0.06 | 1.68 | 1.53 | 0.0246 | 0.192 | 0.156 |
Phytoplankton
| Division | Genus | Units/ml |
| Chrysophyta | Gyrosigma | 160 |
| Chrysophyta | Chrysococcus | 320 |
| Cyanophyta | Aphanothece | 80 |
| Pyrrophyta | Gymnodinium | 240 |
Periphyton
| Division | Genus | Units/cm2 |
| Cyanophyta | Lyngbya | 865,550 |
| Cyanophyta | Ocillatoria | 298,610 |
| Cyanophyta | Anabaena | 84,720 |
| Chlorophyta | Ulothrix | 110,840 |
Aquatic
Macro-Invertebrates (Presence/Absence)
| Order | Family | Genus |
| Odonata | Coenagrionidae | Amphiagrion |
| Lepidoptera | Pyrolidae | Petrophila |
| Trichoptera | Hydropsychidae | Hydropsyche |
| Ephemeroptera | Baetidae | Pseudocleon |
| Hemiptera | Corixidae | Martarega |