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Table 4 Temperature, chemical (pH, Cl, SO4) and isotope values of meteoric waters (AM), rivers and cold springs for Turrialba (T)

From: Response of a hydrothermal system to escalating phreatic unrest: the case of Turrialba and Irazú in Costa Rica (2007–2012)

Sample Date GPS location Elevation T pH Cl SO4 δ18O δD Q
N W m a.s.l °C   mg/L mg/L kg/s
AMT1 12/11/09 10.01677 83.76029 3128 n.m n.m 2 10 − 8.8 − 51 n.m
AMT2 12/11/09 10.01470 83.75984 3055 16.9 n.m 3 6 − 6.3 − 36 n.m
AMT3 12/11/09 10.01369 83.75849 3012 11.2 n.m 13 15 − 7.5 − 44 n.m
AMT4 12/11/09 10.01204 83.75922 2951 11.7 n.m 7 12 − 7.1 − 42 n.m
AMT5 12/11/09 10.00680 83.77022 2811 14.4 n.m 7 19 − 6.9 − 41 n.m
AMT6 12/11/09 10.00652 83.78184 2710 14.6 n.m 16 7 − 4.6 − 23 n.m
AMT7 12/11/09 10.01720 83.78367 2777 14.9 n.m 105 180 − 6.2 − 37 3
AMT8 12/11/09 10.01378 83.78590 2658 14.3 n.m 46 54 − 5.9 − 32 0.5
AMT9 12/11/09 9.99276 83.79401 2700 11.6 n.m 0 4 − 7.4 − 42 3
AMT10 12/17/09 10.02206 83.76480 3154 n.m n.m 0 19 − 2.3 n.a n.m
Torre 04/04/07 10.01976 83.76188 3300 10 6.28 2 10 − 8.8 − 55 n.m
AMT11 12/17/09 10.01988 83.76188 3280 9.1 n.m 15 26 − 7.9 − 47 n.m
AMT12 12/17/09 9.99505 83.80353 2427 14.9 n.m 2 91 − 7.2 − 41 1
AMT13 12/17/09 9.99169 83.80166 2570 11.7 n.m b.d.l 3 − 7.4 − 44 5
1 12/10/09 10.02322 83.69270 1403 15.6 n.m b.d.l 1 − 6.2 − 32 100
2 12/10/09 10.02181 83.69302 1402 19.7 n.m 7 b.d.l − 4.7 − 23 2
3 12/10/09 10.01683 83.69242 1414 16.7 n.m b.d.l b.d.l − 5.0 − 25 4
4 12/10/09 10.01140 83.69480 1453 17.2 n.m b.d.l b.d.l − 5.3 − 25 20
5 12/10/09 10.00433 83.69822 1473 17.3 n.m b.d.l b.d.l − 5.2 − 26 4
6 12/10/09 10.00259 83.69944 1494 17.9 n.m b.d.l b.d.l − 6.0 − 34 8
7 12/10/09 9.99712 83.70167 1450 17.8 n.m b.d.l b.d.l − 5.2 − 29 12
8 12/10/09 9.99399 83.70126 1434 17.2 n.m b.d.l b.d.l − 5.9 − 32 7
9 12/10/09 9.99246 83.70542 1426 17.4 n.m b.d.l b.d.l − 6.0 − 32 25
10 12/10/09 9.99020 83.70921 1442 17.7 n.m b.d.l b.d.l − 6.1 − 34 30
11 12/10/09 9.98050 83.71943 1418 18.1 n.m 6 8 − 6.6 − 37 30
12 12/10/09 9.97020 83.74058 1477 16.8 n.m b.d.l 2 − 7.3 − 44 40
13 12/10/09 9.95647 83.77288 1647 15.7 n.m b.d.l 6 − 8.1 − 50 35
Rio Toro Amarillo 12/18/08 10.19695 83.81815 314 14.2 7.13 7 95 − 6.1 − 33 228
Rio Blanco 12/18/09 10.21406 83.84227 263 18 n.m b.d.l b.d.l − 5.1 − 25 n.m
Rio Corinto 12/18/09 10.21324 83.88755 233 16.7 n.m b.d.l b.d.l − 4.9 − 23 n.m
  1. Meteoric water values are generally assumed as corresponding to the rivers (Ríos and Quebradas), for which the average water discharges are reported. HBA and SC as in Table 2
  2. n.m. not measured