Table 4. Water quality survey results in Yangjaecheon (1)

Site Date Velocity (m/s) Temp. (°C) pH DO (mg/L) EC (μS/cm) Turb. (NTU) BOD (mg/L) TOC (mg/L) SS (mg/L)
Juam bridge 03.23 1.7 10.1 7.4 12.1 603 3.2 1.2 2.2 2.8
07.15 2.7 20.4 7.3 8.8 277 12.7 0.1 2.1 4.0
09.24 2.0 19.6 7.5 9.9 680 - 0.2 1.6 6.8
11.25 1.8 9.6 7.4 10.7 452 1.3 1.1 2.0 0.6
Mean 2.1 14.9 7.4 10.4 503 5.7 0.7 2.0 3.6
Bodo bridge 03.23 1.5 10.9 7.6 10.8 459 5.2 0.9 2.4 3.6
07.15 2.7 20.3 7.5 8.9 245 13.0 0.3 1.9 7.8
09.24 1.8 19.6 7.7 9.8 410 - 0.2 1.6 6.0
11.25 1.5 8.3 7.7 10.9 314 1.6 1.1 1.8 0.8
Mean 1.8 14.8 7.6 10.1 357 6.6 0.6 1.9 4.6
Daechi bridge 03.23 1.3 13.2 8.0 11.2 412 6.5 0.9 2.1 1.6
07.15 2.6 21.3 7.6 9.2 252 11.5 0.8 2.0 4.8
09.24 1.6 21.1 8.0 11.4 425 - 0.3 1.7 5.2
11.25 1.6 8.2 8.3 12.1 471 8.6 0.4 2.2 2.6
Mean 1.7 15.9 8.0 11.0 390 8.9 0.6 2.0 3.6