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| Dataset region | Max occur. (%) | N sample |
|---|---|---|
| Salluit, Kangiqsujuaq and Quaqtaq, Ungava Peninsula, Nunavik, Canada (SAL) | 3.27 | 129 |
| Northern Sweden (SWE) | 2.88 | 18 |
| Southampton Island, Nunavut, Canada (SI) | 1.96 | 33 |
| Lena River, Russia (LEN) | 1.56 | 5 |
| Taimyr Peninsula, Russia (TAI) | 1.47 | 5 |
| Abisko, Sweden (ABK) | 1.43 | 14 |
| Northern Quebec (QUE) | 1.40 | 24 |
| Pechora River, Russia (PEC) | 1.18 | 5 |
| Yellowknife area, Northwest Territories, Canada (YEL) | 1.15 | 7 |
| Yukon and Tuktoyaktuk Peninsula, Northwest Territories, Canada (YUK) | 1.00 | 10 |
| Parameter (unit) | Average | Maximum | Minimum | N sample |
|---|---|---|---|---|
| Ag (ug/L) | 0.01 | 0.01 | 0.01 | 1 |
| Al (ug/L) | 65.10 | 65.10 | 65.10 | 1 |
| ALK (mekv/L) | 0.08 | 0.20 | 0.02 | 16 |
| ALK (mg/L CaCO3) | 5.02 | 12.51 | 1.04 | 16 |
| As (ug/L) | 0.01 | 0.01 | 0.01 | 1 |
| B (ug/L) | 0.70 | 0.70 | 0.70 | 1 |
| Ba (ug/L) | 1.72 | 1.72 | 1.72 | 1 |
| Be (ug/L) | 0.00 | 0.00 | 0.00 | 1 |
| Bi (ug/L) | 0.00 | 0.00 | 0.00 | 1 |
| Ca (meq/L) | 0.09 | 0.39 | 0.02 | 25 |
| Ca (mg/L) | 1.33 | 11.30 | 0.00 | 26 |
| Cd (ug/L) | 0.00 | 0.00 | 0.00 | 1 |
| CHLa-C (ug/L) | 0.51 | 1.10 | 0.10 | 7 |
| CHLa-U (ug/L) | 0.89 | 1.30 | 0.50 | 7 |
| Cl (mg/L) | 1.43 | 20.50 | 0.00 | 26 |
| Cl (meq/L) | 0.03 | 0.05 | 0.01 | 25 |
| Co (ug/L) | 0.07 | 0.07 | 0.07 | 1 |
| COND (uS/cm) | 2.87 | 10.00 | 0.01 | 39 |
| Cr (ug/L) | 0.20 | 0.20 | 0.20 | 1 |
| Cu (ug/L) | 0.48 | 0.48 | 0.48 | 1 |
| DIC (mg/L) | 0.44 | 1.80 | 0.10 | 8 |
| DIST (km) | 180.71 | 262.50 | 107.50 | 7 |
| DO (mg/L) | 13.34 | 14.00 | 12.30 | 7 |
| DOC (mg/L) | 2.60 | 5.40 | 1.03 | 22 |
| Fe (ug/L) | 47.46 | 134.00 | 10.00 | 9 |
| Ga (ug/L) | 0.02 | 0.02 | 0.02 | 1 |
| K (meq/L) | 0.01 | 0.02 | 0.00 | 25 |
| K (mg/L) | 0.28 | 0.90 | 0.00 | 26 |
| La (ug/L) | 0.31 | 0.31 | 0.31 | 1 |
| Li (ug/L) | 0.20 | 0.20 | 0.20 | 1 |
| Mg (meq/L) | 0.03 | 0.16 | 0.01 | 25 |
| Mg (mg/L) | 0.20 | 0.80 | 0.00 | 19 |
| Mn (ug/L) | 1.11 | 4.00 | 0.10 | 8 |
| Mo (ug/L) | 0.01 | 0.01 | 0.01 | 1 |
| Na (mg/L) | 0.53 | 1.38 | 0.00 | 26 |
| Na (meq/L) | 0.04 | 0.06 | 0.02 | 25 |
| NH3 (ug/L) | 7.29 | 12.00 | 1.00 | 7 |
| NH3-F (mg/L) | 0.01 | 0.01 | 0.01 | 1 |
| Ni (ug/L) | 0.54 | 0.54 | 0.54 | 1 |
| NO2 (ug/L) | 1.50 | 3.00 | 0.00 | 8 |
| NO2 & NO3-F (mg/L) | 0.01 | 0.01 | 0.01 | 1 |
| NO3 (ug/L) | 10.00 | 10.00 | 10.00 | 7 |
| Pb (ug/L) | 0.04 | 0.04 | 0.04 | 1 |
| pH | 6.76 | 8.40 | 5.80 | 44 |
| PN (ug/L) | 58.43 | 94.00 | 42.00 | 7 |
| POC (ug/L) | 525.57 | 595.00 | 375.00 | 7 |
| POC:PN | 9.53 | 13.74 | 5.84 | 7 |
| Rb (ug/L) | 0.42 | 0.42 | 0.42 | 1 |
| Sb (ug/L) | 0.00 | 0.00 | 0.00 | 1 |
| Se (ug/L) | 0.05 | 0.05 | 0.05 | 1 |
| Si (mg/L) | 0.70 | 2.02 | 0.04 | 14 |
| SiO2 (mg/L) | 1.13 | 7.45 | 0.08 | 8 |
| SO4 (meq/L) | 0.05 | 0.36 | 0.01 | 25 |
| SO4 (mg/L) | 1.08 | 3.07 | 0.00 | 26 |
| Sr (ug/L) | 1.77 | 1.77 | 1.77 | 1 |
| SRP-U (ug/L) | 0.44 | 0.60 | 0.00 | 8 |
| TEMP (°C) | 10.05 | 13.80 | 3.64 | 32 |
| TKN-U (ug/L) | 111.01 | 160.00 | 0.11 | 8 |
| Tl (ug/L) | 0.00 | 0.00 | 0.00 | 1 |
| TN (ug/L) | 198.00 | 233.00 | 135.00 | 7 |
| TN:TP | 35.73 | 55.50 | 17.53 | 7 |
| TN-U (mg/L) | 0.19 | 0.19 | 0.19 | 1 |
| TOC (mg/L) | 2.64 | 6.20 | 0.30 | 25 |
| TP-F (ug/L) | 3.19 | 8.70 | 0.00 | 8 |
| TP-U (ug/L) | 5.44 | 9.70 | 0.00 | 8 |
| U (ug/L) | 0.01 | 0.01 | 0.01 | 1 |
| V (ug/L) | 0.17 | 0.17 | 0.17 | 1 |
| Zn (ug/L) | 0.83 | 0.83 | 0.83 | 1 |
| ZOOPL (ug/L) | 1279.25 | 2067.36 | 551.46 | 7 |
