| Lake Lanier Water Quality Trend Monitoring | ||||||||
| 3rd Quarter (Jan-Mar 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. | 14 | 10 | 7.15 | 59 | 83 | 11.6 | |
| 2 | Flat Cr. | 14 | 13 | 7.22 | 485 | 624 | 10.4 | |
| 3 | Limestone Cr. | 13 | 10 | 6.95 | 80 | 114 | 10.9 | |
| 4 | Chatt. R. | 13 | 9 | 6.89 | 26 | 36 | 8.9 | |
| 5 | Little R. | 13 | 8 | 7.07 | 43 | 63 | 11.3 | |
| 6 | Wahoo Cr. | 11 | 8 | 6.94 | 38 | 56 | 11.3 | |
| 7 | Squirrel Cr. | 12 | 10 | 7.26 | 47 | 66 | 11.7 | |
| 8 | Chestatee R. | 9 | 8 | 7.07 | 23 | 33 | 11.2 | |
| 9 | Six Mile Cr. | 13 | 10 | 7.09 | 103 | 147 | 10.9 | |
| 10 | Buford Dam Splwy | 14 | 8 | 7.01 | 30 | 44 | 10.2 | |
| 11 | Bolling Bridge | 12 | 11 | 7.50 | 29 | 39 | 11 | |
| 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. | 215 | 1.1 | 1.5 | 4.3 | 47 | 28 | 4.4 |
| 2 | Flat Cr. | 826 | 2.4 | 2.7 | 3.0 | 134 | 46 | 10.9 |
| 3 | Limestone Cr. | 118 | 1.4 | 3.7 | 7.9 | 64 | 43 | 6.0 |
| 4 | Chatt. R. | 66 | 1.1 | 3.6 | 5.2 | 28 | 12 | 4.4 |
| 5 | Little R. | 313 | 1.2 | 3.2 | 4.9 | 37 | 17 | 3.3 |
| 6 | Wahoo Cr. | 265 | 1.0 | 4.9 | 6.4 | 37 | 21 | 3.0 |
| 7 | Squirrel Cr. | 98 | 1.9 | 7.9 | 7.2 | 39 | 25 | 4.9 |
| 8 | Chestatee R. | 96 | 1.2 | 3.4 | 5.1 | 29 | 12 | 3.3 |
| 9 | Six Mile Cr. | 149 | 1.1 | 1.0 | 4.2 | 57 | 13 | 4.3 |
| 10 | Buford Dam Splwy | 3 | 0.8 | 0.9 | 1.3 | 32 | 15 | 5.0 |
| 11 | Bolling Bridge | 1 | 0.9 | 1.7 | 2.2 | 31 | 14 | 5.1 |
| ‡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. | 0.9918 | 0.0163 | 1.2344 | 0.0265 | |||
| 2 | Flat Cr. | 7.2620 | 0.0515 | 10.6502 | 0.3746 | |||
| 3 | Limestone Cr. | 0.6216 | 0.0354 | 1.0872 | 0.0265 | |||
| 4 | Chatt. R. | 0.6796 | 0.0304 | 0.9010 | 0.0299 | |||
| 5 | Little R. | 1.7587 | 0.0303 | 2.3220 | 0.0519 | |||
| 6 | Wahoo Cr. | 0.8242 | 0.0208 | 1.1242 | 0.0350 | |||
| 7 | Squirrel Cr. | 0.5417 | 0.0550 | 0.8701 | 0.0375 | |||
| 8 | Chestatee R. | 0.4051 | 0.0184 | 0.6868 | 0.0284 | |||
| 9 | Six Mile Cr. | 8.4184 | 0.0650 | 10.4054 | 0.0228 | |||
| 10 | Buford Dam Splwy | 0.1269 | 0.0897 | 0.4151 | 0.0153 | |||
| 11 | Bolling Bridge | 0.1599 | 0.0473 | 0.4073 | 0.0145 |