Date,Time,DOC,NH4-N,NO3-N,tot-N YYYY-MM-DD,HH:mm:SS,mg C/l,µg N/l,µg N/l,mg N/l 2003-04-30,12:00:00,12.779999733,22.9227409,619.6573876, 2003-05-07,12:00:00,12.65,40.4367452,119.0627409, 2003-05-21,12:00:00,14.4099998474,,, 2003-05-28,12:00:00,17.0799999237,,, 2003-06-13,12:00:00,19.1399993896,97.8723769,13.720985, 2003-07-11,12:00:00,12.12,93.4938758,15.4914347, 2003-09-11,12:00:00,20.6399993896,101.9933191,14.1635974, 2004-04-20,12:00:00,18.1000003815,72.631606,55.7691649,0.467 2004-05-07,12:00:00,23.7000007629,77.0101071,35.4089936,0.491 2004-05-18,12:00:00,21.25,42.8835546,23.0158458,0.408 2004-06-09,12:00:00,24.0400009155,49.1937473,50.4578158,0.446 2004-07-14,12:00:00,24.8400001526,19.7032548,29.2124197,0.441 2004-09-02,12:00:00,36.9199981689,0.5151178,15.0488223,