| Dataset region | Max occur. (%) | N sample |
|---|---|---|
| Northern Quebec (QUE) | 3.60 | 2 |
| Taimyr Peninsula, Russia (TAI) | 2.22 | 9 |
| Lena River, Russia (LEN) | 1.23 | 1 |
| Pechora River, Russia (PEC) | 1.18 | 10 |
| Northern Sweden (SWE) | 0.85 | 1 |
| Abisko, Sweden (ABK) | 0.50 | 2 |
| Parameter (unit) | Average | Maximum | Minimum | N sample |
|---|---|---|---|---|
| ALK (mekv/L) | 0.06 | 0.06 | 0.06 | 1 |
| ALK (mg/L CaCO3) | 3.60 | 3.60 | 3.60 | 1 |
| Ca (mg/L) | 0.00 | 0.00 | 0.00 | 1 |
| Ca (meq/L) | 0.10 | 0.16 | 0.04 | 2 |
| Cl (meq/L) | 0.02 | 0.02 | 0.02 | 2 |
| Cl (mg/L) | 0.00 | 0.00 | 0.00 | 1 |
| COND (uS/cm) | 1.90 | 2.86 | 0.94 | 2 |
| DOC (mg/L) | 4.80 | 6.50 | 3.10 | 2 |
| K (meq/L) | 0.01 | 0.01 | 0.00 | 2 |
| K (mg/L) | 0.00 | 0.00 | 0.00 | 1 |
| Mg (mg/L) | 0.00 | 0.00 | 0.00 | 1 |
| Mg (meq/L) | 0.03 | 0.05 | 0.01 | 2 |
| Na (mg/L) | 0.00 | 0.00 | 0.00 | 1 |
| Na (meq/L) | 0.03 | 0.03 | 0.02 | 2 |
| pH | 6.59 | 6.89 | 6.40 | 3 |
| Si (mg/L) | 0.49 | 0.91 | 0.07 | 2 |
| SO4 (meq/L) | 0.04 | 0.05 | 0.02 | 2 |
| SO4 (mg/L) | 0.00 | 0.00 | 0.00 | 1 |
| TEMP (°C) | 8.15 | 8.40 | 7.90 | 2 |
| TOC (mg/L) | 4.80 | 8.00 | 1.60 | 2 |