| Lake Lanier Water Quality Trend Monitoring | ||||||||
| Samples taken October 31, 1999 | ||||||||
| Field Measurements | ||||||||
| Air | Water | Conduct. | Cond @25°C | |||||
| Station | Name | Time | Temp °C | Temp °C | pH | micromhos/cm | micromhos/cm | D.O. mg/l |
| 1 | Balus Cr. | * 1042 | 25 | 15 | 7.49 | 78 | 95 | 9.5 |
| 2 | Flat Cr. | 1055 | 24 | 19 | 7.43 | 757 | 855 | 8.0 |
| 3 | Limestone Cr. | 1010 | 22 | 15 | 7.34 | 101 | 123 | 9.6 |
| 4 | Chatt. R. | 0947 | 21 | 14 | 7.12 | 36 | 43 | 9.5 |
| 5 | Little R. | 0925 | 23 | 14 | 7.30 | 50 | 62 | 9.2 |
| 6 | Wahoo Cr. | 0955 | 19 | 13 | 7.26 | 47 | 58 | 9.1 |
| 7 | Squirrel Cr. | 0908 | 19 | 14 | 7.34 | 58 | 71 | 9.9 |
| 8 | Chestatee R. | 0830 | 19 | 13 | 7.27 | 30 | 38 | 9.2 |
| 9 | Six Mile Cr. | 1145 | 23 | 15 | 7.08 | 138 | 171 | 8.9 |
| 10 | Buford Dam Splwy | ** 1235 | 25 | 12 | 6.62 | 33 | 44 | 4.2 |
| 11 | Bolling Bridge | 1124 | 24 | 20 | 7.38 | 34 | 38 | 8.2 |
| * Note: New, approx 2' high, beaver dam just below sampling point | ||||||||
| ** Note: Water was greenish-brown color. | ||||||||
| Lab Measurements | ||||||||
| Fecal | BOD5 | TSS | Hardness | Alkalinity | COD | |||
| Station | Name | cfb/100ml | mg/l | mg/l | Turb NTU | mg/l CaCO3 | mg/l CaCO3 | mg/l |
| 1 | Balus Cr. | 100 | 1.3 | 2.4 | 3.8 | 56 | 35 | 0.0 |
| 2 | Flat Cr. | 750 | 2.1 | 1.8 | 2.5 | 198 | 66 | 13.4 |
| 3 | Limestone Cr. | 160 | 2.0 | 2.8 | 5.7 | 70 | 50 | 6.7 |
| 4 | Chatt. R. | 140 | 1.3 | 2.6 | 4.3 | 34 | 13 | 0.0 |
| 5 | Little R. | 240 | 1.5 | 2.0 | 3.6 | 40 | 19 | 0.0 |
| 6 | Wahoo Cr. | 760 | 1.8 | 6.0 | 7.6 | 44 | 24 | 3.3 |
| 7 | Squirrel Cr. | 250 | 2.5 | 1.6 | 2.6 | 48 | 30 | 10.0 |
| 8 | Chestatee R. | 200 | 2.0 | 3.4 | 5.5 | 34 | 15 | 0.0 |
| 9 | Six Mile Cr. | 540 | 1.2 | 2.0 | 2.5 | 68 | 15 | 0.0 |
| 10 | Buford Dam Splwy | 0 | 1.5 | 2.4 | 8.9 | 36 | 16 | 0.0 |
| 11 | Bolling Bridge | 0 | 1.0 | 3.0 | 3.3 | 32 | 14 | 0.0 |