"Table 3. Minimum and maximum dissolved-oxygen concentrations and associated water-quality parameter values from continuous monitoring sites on the North Fork Shenandoah River, Virginia. " "[MIN, minimum dissolved-oxygen concentration; MAX, maximum dissolved-oxygen concentration; oC, degrees Celsius; DOsat, dissolved-oxygen as percent air saturation; DO, dissolved oxygen; mg/L, milligrams per liter; SC, specific conductance; temp, temperature; uS/cm, microsiemens per centimeter; --, no data]" Site number Begin date Begin time (local) End date End time (local) Water depth (ft) Statistic Date Time (local) Dosat (percent) DO (mg/L) DO1 (ratio) pH SC (uS/cm) Water temperature (oC) 6 7/29/1999 14:30 7/30/1999 10:00 1.5 MIN 7/30/1999 7:30 43.7 3.7 3.4 7.7 295 24.4 MAX 7/29/1999 18:00 162.6 12.7 8.5 316 28.12 13 7/29/1999 12:00 7/30/1999 9:30 1.7 MIN 7/30/1999 3:00 32.9 2.7 6.1 -- 800 24.75 MAX 7/29/1999 14:30 203.5 16.4 -- 713 26.21 19 7/15/1999 11:30 7/20/1999 12:00 2 MIN 7/20/1999 6:00 26.2 2.2 6.8 7.6 457 24.32 MAX 7/18/1999 13:30 192.9 15 8.8 429 28.27 20 7/15/1999 12:30 7/20/1999 12:00 2.1 MIN 7/20/1999 6:00 36.8 3.1 4.9 7.7 -- 24.29 MAX 7/18/1999 13:30 198 15.3 8.9 -- 28.73 22 7/28/1999 14:30 7/30/1999 8:30 2.8 MIN 7/29/1999 9:30 29.6 2.5 2.6 7.6 446 24.16 MAX 7/28/1999 17:30 79.7 6.5 8 423 25.72 23 7/28/1999 13:00 7/30/1999 8:00 2.1 MIN 7/30/1999 6:30 50.5 4.3 2.4 7.8 432 23.88 MAX 7/28/1999 15:00 127.8 10.3 8.4 442 26.48 27 7/26/1999 16:30 7/28/1999 7:30 1.4 MIN 7/27/1999 8:00 57.7 5 3.2 7.7 390 22.68 MAX 7/27/1999 17:30 198.5 15.9 8.6 366 26.83 28 7/26/1999 16:00 7/28/1999 7:30 1.5 MIN 7/27/1999 7:30 53.9 4.7 3.1 7.8 419 22.2 MAX 7/27/1999 17:30 178.6 14.4 8.7 391 25.29 29 7/26/1999 15:00 7/28/1999 8:00 10 MIN 7/27/1999 17:00 68.1 5.7 2.3 7.9 449 23.93 MAX 7/27/1999 22:00 157.5 13.1 8.5 436 24.68 30 7/26/1999 14:30 7/28/1999 8:00 2.2 MIN 7/27/1999 7:30 83.3 7.1 1.3 8 438 23.23 MAX 7/27/1999 15:00 105.4 9 8.1 438 23.17 32 7/12/1999 19:00 7/20/1999 16:00 0.6 MIN 7/14/1999 7:30 36.7 3.2 4.5 8.3 471 22.14 MAX 7/19/1999 17:30 181.6 14.4 8.8 451 27.11 34 7/12/1999 18:30 7/20/1999 15:00 0.5 MIN 7/20/1999 8:00 57.6 4.8 2.8 8.2 470 25.09 MAX 7/16/1999 17:30 168 13.4 8.8 455 26.72 37 7/21/1999 11:00 7/27/1999 9:00 2 MIN 7/26/1999 7:00 59.4 4.7 2.1 8.4 438 26.91 MAX 7/26/1999 18:30 132.9 10 8.8 425 30.12 38 7/21/1999 11:30 7/27/1999 9:30 1.6 MIN 7/24/1999 4:00 62.4 4.9 1.9 8.4 431 27.51 MAX 7/26/1999 18:00 124 9.4 8.7 433 29.66 48 7/27/1999 15:00 7/29/1999 8:30 -- MIN 7/29/1999 7:30 69.6 5.7 1.5 9.2 406 25.46 MAX 7/28/1999 13:00 111.4 8.6 9.3 410 28.93 49 7/27/1999 15:30 7/29/1999 8:30 1.6 MIN 7/29/1999 7:30 71.9 5.9 1.5 9.1 395 24.96 MAX 7/28/1999 13:00 113.1 8.8 9.2 397 28.38 50 7/28/1999 14:00 7/30/1999 8:30 4.4 MIN 7/29/1999 10:00 66.8 5.5 1.8 8.9 403 25.39 MAX 7/29/1999 21:30 123 9.7 9.1 390 27.81 51 7/29/1999 9:30 7/30/1999 9:00 1.5 MIN 7/29/1999 10:00 77.9 6.4 1.4 8.9 402 25.46 MAX 7/29/1999 22:30 113.5 8.9 9.1 392 27.73 1 Dissolved oxygen ratio is calculated by dividing the maximum dissolved-oxygen concentration by the minimum dissolved-oxygen concentration