Description of Site: This site is at the Val Vista Rd. Bridge.
11/2/99
Flow:
250 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) |
| 1710 | 6.2 | 19.5 | 12.19 | 132.6 | 8.64 | 500 | 0.34 | ND | ND | 52 | 0.0289 | ND | 142 |
| TSS (mg/l) | Silica (mg/l) | Total N (mg/l) | Total P (mg/l) | Total Fe (mg/l) | Total Mn (mg/l) | TOC | DOC | Chl a (mg/m3) | Pheophytin a (mg/m3) |
| 2.73 | 17 | 0.62 | 0.04 | 0.11 | ND | 3 | 2.48 | 0.32 | 0.312 |
Phytoplankton
| Division | Genus | Units/ml |
| Cyanophyta | Lyngbya | 80 |
| Cyanophyta | Oscillatoria | 80 |
| Chlorophyta | Lobomonas | 80 |
| Chlorophyta | Ulothrix | 160 |
| Chrysophyta | Cocconeis | 80 |
| Chrysophyta | Cymbella | 240 |
| Chrysophyta | Fragilaria | 240 |
| Chrysophyta | Gomphonema | 80 |
| Chrysophyta | Navicula | 240 |
| Chrysophyta | Pinnularia | 160 |
Periphyton
| Division | Genus | Units/ml |
| Cyanophyta | Anabaena | 59,040 |
| Cyanophyta | Lyngbya | 337,840 |
| Cyanophyta | Oscillatoria | 78,720 |
| Chlorophyta | Ulothrix | 209,920 |
| Chrysophyta | Acnanthes | 36,080 |
| Chrysophyta | Amphipleura | 68,860 |
| Chrysophyta | Cocconeis | 141,040 |
| Chrysophyta | Cymbella | 186,960 |
| Chrysophyta | Diatoma | 65,600 |
| Chrysophyta | Fragilaria | 206,640 |
| Chrysophyta | Gyrosigma | 108,240 |
| Chrysophyta | Melosira | 62,320 |
| Chrysophyta | Pinnularia | 59,040 |
| Chrysophyta | Terpinsoe | 13,120 |