| Dataset region | Max occur. (%) | N sample |
|---|---|---|
| Mould Bay, Prince Patrick Island, Canadian Arctic Archipelago (MB) | 28.71 | 30 |
| Isachsen, Ellef Ringnes Island, Canadian High Arctic (ISACH) | 23.19 | 6 |
| Bylot Island, Nunavut, Canada. (BYL) | 9.46 | 41 |
| Yellowknife area, Northwest Territories, Canada (YEL) | 4.52 | 9 |
| Northern Quebec (QUE) | 4.40 | 11 |
| Salluit, Kangiqsujuaq and Quaqtaq, Ungava Peninsula, Nunavik, Canada (SAL) | 4.17 | 120 |
| Northern Sweden (SWE) | 3.13 | 7 |
| Yukon and Tuktoyaktuk Peninsula, Northwest Territories, Canada (YUK) | 2.34 | 8 |
| Abisko, Sweden (ABK) | 1.97 | 33 |
| Labrador, Canada (LAB) | 1.00 | 7 |
| Parameter (unit) | Average | Maximum | Minimum | N sample |
|---|---|---|---|---|
| Ag (ug/L) | 1.00 | 1.00 | 1.00 | 36 |
| Al (ug/L) | 189.17 | 2550.00 | 10.00 | 36 |
| ALK (mekv/L) | 0.08 | 0.15 | 0.04 | 6 |
| ALK (mg/L CaCO3) | 4.90 | 9.39 | 2.68 | 6 |
| Ba (ug/L) | 15.91 | 40.10 | 3.30 | 36 |
| Be (ug/L) | 0.20 | 0.20 | 0.20 | 36 |
| Ca (mg/L) | 10.69 | 59.60 | 0.00 | 53 |
| Ca (meq/L) | 0.12 | 0.41 | 0.02 | 38 |
| Cd (ug/L) | 1.00 | 1.00 | 1.00 | 36 |
| CHLa-C (ug/L) | 0.71 | 4.30 | 0.10 | 16 |
| CHLa-U (ug/L) | 1.29 | 5.30 | 0.10 | 16 |
| Cl (meq/L) | 0.03 | 0.10 | 0.01 | 38 |
| Cl (mg/L) | 18.76 | 212.00 | 0.00 | 53 |
| Co (ug/L) | 1.06 | 2.00 | 1.00 | 36 |
| COND (uS/cm) | 57.41 | 530.00 | 0.00 | 89 |
| Cr (ug/L) | 1.11 | 5.00 | 1.00 | 36 |
| Cu (ug/L) | 5.83 | 25.00 | 1.00 | 36 |
| DIC (mg/L) | 7.65 | 24.30 | 0.10 | 46 |
| DIST (km) | 56.11 | 157.50 | -47.50 | 9 |
| DO (mg/L) | 12.78 | 14.00 | 11.00 | 6 |
| DOC (mg/L) | 4.69 | 13.70 | 0.70 | 79 |
| Fe (ug/L) | 494.82 | 6420.00 | 16.10 | 45 |
| K (mg/L) | 1.03 | 6.70 | 0.00 | 53 |
| K (meq/L) | 0.01 | 0.03 | 0.00 | 38 |
| Li (ug/L) | 6.75 | 46.00 | 1.00 | 36 |
| Mg (meq/L) | 0.04 | 0.16 | 0.01 | 38 |
| Mg (mg/L) | 5.80 | 50.80 | 0.00 | 44 |
| Mn (ug/L) | 13.11 | 148.00 | 0.10 | 45 |
| Mo (ug/L) | 1.00 | 1.00 | 1.00 | 36 |
| Na (meq/L) | 0.16 | 4.72 | 0.02 | 39 |
| Na (mg/L) | 11.24 | 98.80 | 0.00 | 52 |
| NH3 (ug/L) | 32.93 | 250.00 | 1.00 | 45 |
| NH3-F (mg/L) | 0.01 | 0.01 | 0.01 | 1 |
| Ni (ug/L) | 2.47 | 10.00 | 2.00 | 36 |
| NO2 (ug/L) | 1.40 | 4.00 | 1.00 | 45 |
| NO2-F (ug/L) | 2.00 | 2.00 | 2.00 | 1 |
| NO2 & NO3-F (mg/L) | 15.84 | 146.00 | 0.01 | 37 |
| NO3 (ug/L) | 10.00 | 10.00 | 10.00 | 9 |
| Pb (ug/L) | 5.00 | 5.00 | 5.00 | 36 |
| pH | 7.29 | 8.60 | 6.00 | 90 |
| PN (ug/L) | 65.33 | 98.00 | 42.00 | 9 |
| POC (ug/L) | 900.58 | 9890.00 | 375.00 | 45 |
| POC:PN | 9.40 | 13.74 | 4.94 | 9 |
| PON (ug/L) | 102.08 | 981.00 | 30.00 | 36 |
| Si (mg/L) | 0.72 | 2.48 | 0.04 | 33 |
| SiO2 (mg/L) | 0.49 | 3.70 | 0.04 | 46 |
| SO4 (mg/L) | 17.15 | 332.10 | 0.00 | 53 |
| SO4 (meq/L) | 0.05 | 0.36 | 0.02 | 38 |
| Sr (ug/L) | 54.14 | 132.00 | 4.60 | 36 |
| SRP-F (ug/L) | 1.60 | 1.60 | 1.60 | 1 |
| SRP-U (ug/L) | 564.63 | 1600.00 | 0.20 | 45 |
| TEMP (°C) | 8.84 | 17.30 | 2.50 | 86 |
| TKN-F (ug/L) | 249.00 | 249.00 | 249.00 | 1 |
| TKN-U (ug/L) | 408.98 | 1360.00 | 63.00 | 45 |
| TN (ug/L) | 513.11 | 1525.00 | 135.00 | 45 |
| TN-F (mg/L) | 0.21 | 0.21 | 0.21 | 1 |
| TN:TP | 42.84 | 67.22 | 17.53 | 9 |
| TOC (mg/L) | 3.61 | 13.10 | 0.60 | 38 |
| TP-F (ug/L) | 6.12 | 15.80 | 0.01 | 46 |
| TP-U (ug/L) | 9.17 | 21.80 | 0.01 | 46 |
| V (ug/L) | 1.22 | 6.00 | 1.00 | 36 |
| Zn (ug/L) | 2.81 | 26.00 | 1.00 | 36 |
| ZOOPL (ug/L) | 1191.54 | 2085.74 | 367.56 | 8 |