| Lake Lanier Water Quality Trend Monitoring | ||||||||
| 4th Quarter (Apr-Jun 2000) Means | ||||||||
| Field Measurements | ||||||||
| Air | Water | Conduct. | Cond @25°C | |||||
| Station | Name | Temp °C | Temp °C | pH | micromhos/cm | micromhos/cm | D.O. mg/l | |
| 1 | Balus Cr. | 29 | 19 | 7.17 | 78 | 88 | 9.3 | |
| 2 | Flat Cr. | 28 | 22 | 7.10 | 672 | 706 | 7.9 | |
| 3 | Limestone Cr. | 28 | 24 | 6.98 | 57 | 60 | 8.6 | |
| 4 | Chatt. R. | 28 | 20 | 6.93 | 32 | 34 | 8.5 | |
| 5 | Little R. | 26 | 19 | 7.11 | 53 | 59 | 8.9 | |
| 6 | Wahoo Cr. | 25 | 18 | 6.95 | 49 | 56 | 8.9 | |
| 7 | Squirrel Cr. | 25 | 23 | 7.45 | 51 | 52 | 8.8 | |
| 8 | Chestatee R. | 24 | 19 | 6.56 | 31 | 34 | 9.0 | |
| 9 | Six Mile Cr. | 28 | 20 | 7.46 | 151 | 168 | 8.8 | |
| 10 | Buford Dam Splwy | 28 | 10 | 6.72 | 33 | 45 | 7.9 | |
| 11 | Bolling Bridge | 28 | 23 | 7.59 | 38 | 39 | 9.0 | |
| Lab Measurements | ||||||||
| Fecal col‡ | 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. | 205 | 1.7 | 2.9 | 5.3 | 49 | 31 | 2.5 |
| 2 | Flat Cr. | 1626 | 2.9 | 3.6 | 2.8 | 157 | 47 | 11.4 |
| 3 | Limestone Cr. | 149 | 3.1 | 10.2 | 8.8 | 41 | 23 | 5.8 |
| 4 | Chatt. R. | 86 | 1.1 | 5.6 | 7.1 | 27 | 11 | 3.3 |
| 5 | Little R. | 334 | 1.1 | 6.1 | 5.7 | 34 | 17 | 1.9 |
| 6 | Wahoo Cr. | 470 | 1.3 | 10.0 | 8.9 | 34 | 21 | 3.9 |
| 7 | Squirrel Cr. | 53 | 2.2 | 10.0 | 10.0 | 33 | 19 | 7.4 |
| 8 | Chestatee R. | 102 | 1.3 | 5.6 | 5.4 | 26 | 14 | 3.8 |
| 9 | Six Mile Cr. | 433 | 1.4 | 4.5 | 4.2 | 61 | 15 | 3.2 |
| 10 | Buford Dam Splwy | 1 | 0.9 | 0.8 | 0.9 | 30 | 14 | 3.4 |
| 11 | Bolling Bridge | 1 | 1.2 | 2.2 | 2.6 | 29 | 13 | 3.7 |
| ‡Geometric mean with 0 values treated as 1 | ||||||||
| NO2+NO3 | NH4 | Tot N | Tot P | |||||
| Station | Name | mg/l | mg/l | mg/l | mg/l | |||
| 1 | Balus Cr. | 0.9809 | 0.0125 | 1.2279 | 0.0157 | |||
| 2 | Flat Cr. | 11.0258 | 0.1045 | 14.4707 | 0.4831 | |||
| 3 | Limestone Cr. | 0.2970 | 0.0218 | 0.6108 | 0.0290 | |||
| 4 | Chatt. R. | 0.5176 | 0.0189 | 0.7014 | 0.0242 | |||
| 5 | Little R. | 1.6095 | 0.0280 | 1.9024 | 0.0338 | |||
| 6 | Wahoo Cr. | 0.7224 | 0.0279 | 1.0117 | 0.0331 | |||
| 7 | Squirrel Cr. | 0.2229 | 0.0390 | 0.6479 | 0.0333 | |||
| 8 | Chestatee R. | 0.3204 | 0.0272 | 0.5152 | 0.0167 | |||
| 9 | Six Mile Cr. | 10.3696 | 0.0312 | 11.5243 | 0.0226 | |||
| 10 | Buford Dam Splwy | 0.3176 | 0.0193 | 0.5169 | 0.0148 | |||
| 11 | Bolling Bridge | 0.2107 | 0.0164 | 0.4088 | 0.0150 |