| Lake Lanier Water Quality Trend Monitoring | ||||||||
| Samples taken May 12, 2000 | ||||||||
| 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. | * 1121 | 28 | 19 | 7.09 | 79 | 88 | 9.0 |
| 2 | Flat Cr. | ** 1133 | 27 | 23 | 6.92 | 684 | 717 | 7.6 |
| 3 | Limestone Cr. | 1100 | 28 | 26 | 6.82 | 44 | 42 | 8.0 |
| 4 | Chatt. R. | 1033 | 28 | 22 | 6.90 | 34 | 35 | 7.9 |
| 5 | Little R. | 1013 | 26 | 19 | 7.06 | 54 | 61 | 8.5 |
| 6 | Wahoo Cr. | 0942 | 24 | 18 | 7.02 | 51 | 57 | 8.4 |
| 7 | Squirrel Cr. | 0952 | 25 | 25 | 7.52 | 50 | 49 | 8.9 |
| 8 | Chestatee R. | 0920 | 24 | 20 | 6.38 | 46 | 50 | 8.3 |
| 9 | Six Mile Cr. | 1247 | 27 | 19 | 6.65 | 150 | 169 | 8.6 |
| 10 | Buford Dam Splwy | 1341 | 28 | 10 | 6.33 | 33 | 47 | 7.7 |
| 11 | Bolling Bridge | 1228 | 28 | 25 | 7.16 | 39 | 39 | 9.0 |
| * Note: Beaver dam partially broken. Water level down +/- one foot. | ||||||||
| ** Note: Small school of fish, approx. 20, in stream.Six bream observed during 3 minutes. | ||||||||
| 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. | 180 | 1.3 | 3.0 | 5.9 | 50 | 33 | 3.5 |
| 2 | Flat Cr. | 3000 | 2.5 | 3.8 | 2.8 | 164 | 43 | 10.6 |
| 3 | Limestone Cr. | 120 | 2.6 | 9.8 | 6.8 | 28 | 16 | 5.3 |
| 4 | Chatt. R. | 130 | 1.0 | 3.8 | 4.5 | 28 | 11 | 3.5 |
| 5 | Little R. | 230 | 0.5 | 5.6 | 5.3 | 34 | 18 | 1.8 |
| 6 | Wahoo Cr. | 690 | 1.1 | 7.0 | 6.4 | 34 | 22 | 3.5 |
| 7 | Squirrel Cr. | 0 | 1.6 | 6.2 | 4.7 | 30 | 18 | 5.3 |
| 8 | Chestatee R. | 50 | 1.4 | 6.4 | 5.0 | 24 | 12 | 1.8 |
| 9 | Six Mile Cr. | 330 | 1.0 | 2.8 | 3.0 | 60 | 15 | 1.8 |
| 10 | Buford Dam Splwy | 0 | 1.1 | 0.6 | 0.9 | 28 | 14 | 1.8 |
| 11 | Bolling Bridge | 0 | 1.4 | 1.8 | 2.1 | 28 | 13 | 3.5 |
| NO2+NO3 | NH4 | Tot N | Tot P | |||||
| Station | Name | mg/l | mg/l | mg/l | mg/l | |||
| 1 | Balus Cr. | 0.9842 | 0.0089 | 1.2389 | 0.0178 | |||
| 2 | Flat Cr. | 12.0685 | 0.1013 | 16.7180 | 0.5089 | |||
| 3 | Limestone Cr. | 0.2393 | 0.0329 | 0.6160 | 0.0356 | |||
| 4 | Chatt. R. | 0.4796 | 0.0216 | 0.6776 | 0.0250 | |||
| 5 | Little R. | 1.5384 | 0.0300 | 1.8409 | 0.0314 | |||
| 6 | Wahoo Cr. | 0.6626 | 0.0223 | 0.9291 | 0.0301 | |||
| 7 | Squirrel Cr. | 0.2000 | 0.0121 | 0.5072 | 0.0225 | |||
| 8 | Chestatee R. | 0.2585 | 0.0131 | 0.4480 | 0.0178 | |||
| 9 | Six Mile Cr. | 10.5805 | 0.0346 | 11.7105 | 0.0216 | |||
| 10 | Buford Dam Splwy | 0.3500 | 0.0068 | 0.5590 | 0.0106 | |||
| 11 | Bolling Bridge | 0.2034 | 0.0159 | 0.4494 | 0.0148 |