Description of Site: This site is at the Val Vista Rd. Bridge.
3/13/00
Flow:
316 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) |
| 1250 | 2.4 | 16 | 10.06 | 127.3 | 8.5 | 500 | ND | 0.27 | ND | 214 | 0.032 | ND | 83.4 |
| TSS (mg/l) | Silica (mg/l) | Total N (mg/l) | Total P (mg/l) | Total Fe (mg/l) | Total Mn (mg/l) | Chl a (mg/m3) | Pheophytin a (mg/m3) |
| 7.29 | 10.1 | 2.2 | 0.06 | 0.25 | 0.01 | 0.868 | 0.532 |
Phytoplankton
| Division | Genus | Units/ml |
| Cyanophyta | Lyngbya | 80 |
| Cyanophyta | Aphanothece | 720 |
| Cyanophyta | Anabaenopsis | 320 |
| Chlorophyta | Chlamydomonas | 240 |
| Chrysophyta | Gomphonema | 240 |
Periphyton
| Division | Genus | Units/cm2 |
| Cyanophyta | Anabaena | 28,707 |
| Cyanophyta | Lyngbya | 2,898,113 |
| Cyanophyta | Oscillatoria | 362,581 |
| Chlorophyta | Ulothrix | 537,787 |
| Chrysophyta | Gomphonema | 622,119 |
| Chrysophyta | Navicula | 74,333 |
| Chrysophyta | Acnanthes | 103,667 |
| Chrysophyta | Pinnularia | 308,507 |
| Chrysophyta | Melosira | 196,519 |
| Chrysophyta | Cymbella | 847,689 |
| Chrysophyta | Cocconeis | 634,221 |
| Chrysophyta | Fragilaria | 1,827,641 |
| Chrysophyta | Gyrosigma | 19,449 |