Date period start,Date period end,pH,NH4-N,NO3-N,tot-N,S-SO4,Ca,Cl,Mg,K,Na,P YYYY-MM-DD,YYYY-MM-DD,(@25°C),µg N/l,µg N/l,mg N/l,µg S/l,µg/l,µg/l,µg/l,µg/l,µg/l,µg/l 1982-01-01,1982-01-31,,930,430,1.41,710,1080,2560,230,,1920,10 1982-02-01,1982-02-28,,580,890,2.36,1870,1110,2400,460,700,2160, 1982-03-01,1982-03-31,,,,,,,,,,,10 1982-04-01,1982-04-30,,680,560,2.62,1090,1460,3970,510,710,2890,10 1982-05-01,1982-05-31,,810,710,3.35,1780,270,1570,250,520,520,10 1982-06-01,1982-06-30,,230,440,2.21,600,210,930,160,480,250,10 1982-07-01,1982-07-31,,230,440,2.21,600,210,930,160,480,250,10 1982-08-01,1982-08-31,,400,270,2.06,970,510,880,110,220,240, 1982-09-01,1982-09-30,,50,140,0.64,240,420,3660,60,80,200, 1982-10-01,1982-10-31,,450,470,1.84,1550,710,2400,90,70,380, 1982-11-01,1982-11-30,,50,210,0.35,,890,750,80,230,410, 1982-12-01,1982-12-31,,,440,0.63,,1630,930,300,200,610,340 1983-01-01,1983-01-31,5.05,120,170,0.4,310,310,1400,50,90,540,10 1983-03-01,1983-03-31,4.48,250,450,1.1,1000,2130,1100,180,110,430,30 1983-05-01,1983-05-31,3.97,230,360,1.57,1280,460,420,50,70,290,10 1983-07-01,1983-07-31,4.14,100,340,2.09,1160,440,610,100,130,270,10 1983-08-01,1983-08-31,4.42,50,40,1.68,1000,450,580,100,40,330,10 1983-09-01,1983-09-30,4.34,170,180,0.89,1000,330,110,80,40,200,10 1983-10-01,1983-10-31,4.57,10,70,0.79,360,240,980,120,20,260,10 1983-11-01,1983-11-30,4.36,10,30,0.27,280,630,1100,140,60,420,10 1983-12-01,1983-12-31,4.53,90,20,0.75,410,220,1000,30,,250,10 1984-01-01,1984-01-31,,600,170,7.01,1040,330,1120,3020,,780,30 1984-02-01,1984-02-29,,830,90,5.31,1040,330,1640,1580,,400,880 1984-03-01,1984-03-31,,,,4.18,780,240,1670,1580,,380, 1984-05-01,1984-05-31,,2620,50,6.62,320,80,2680,2200,,610, 1984-06-01,1984-06-30,,2920,100,7.39,270,60,810,660,,660, 1984-07-01,1984-07-31,,1800,40,6.15,200,40,660,520,,590, 1984-08-01,1984-08-31,,1790,30,6.13,50,30,750,400,,230,120 1984-09-01,1984-09-30,,850,40,5.56,290,50,700,,,330,60 1984-10-01,1984-10-31,,550,10,5.08,220,80,1120,220,,330,160 1984-11-01,1984-11-30,,990,,5.9,460,140,4390,300,10,170,30 1984-12-01,1984-12-31,,280,190,5.68,310,70,3130,290,,90,460