Table 1.
Description of water, soil, and plant sampling sites (inside and outside the landfill).
| Site | Latitude | Longitude | Description of Location |
|---|---|---|---|
| Surface water sampling sites | |||
| W1 | 18°4′50.45″ | 102°51′13.20″ | Leachate and wastewater were runoff from the landfill to the wetland (upstream) |
| W2 | 18°4′53.85″ | 102°51′13.35″ | Leachate and wastewater were runoff from the landfill to wetland (middle stream) |
| W3 | 18°5′0.20″ | 102°51′12.26″ | Leachate and wastewater were runoff from the landfill to wetland (downstream) |
| Groundwater sampling sites | |||
| G1 | 18°4′28.40″ | 102°51′12.31″ | Available groundwater (well) inside landfill used for the landfill management’s office and waste pickers |
| G2 | 18°5′3.26″ | 102°51′11.70″ | Available well used for domestic purposes of farmers was outside the landfill about 70 m away |
| Soil sampling sites | |||
| S1 | 18°4′48.32″ | 102°50′50.46″ | Random samples of soils in the landfill were near recharge canals |
| S2 | 18°4′45.62″ | 102°50′57.60″ | Random samples of soils in the landfill were near recharge canals |
| S3 | 18°4′33.17″ | 102°51′0.81″ | Random samples of soils in the landfill were near recharge canals |
| S4 | 18°5′2.90″ | 102°51′12.59″ | Random samples of soils were outside the landfill site about 60 m away |
| Plant sampling sites | |||
| IA1 | 18°4′46.82″ | 102°50′55.98″ | Random samples of Ipomoea aquatica in the wastewater or leachate area (inside landfill) |
| IA2 | 18°4′26.91″ | 102°51′11.23″ | Random samples of I. aquatica in the fish pond was near the landfill’s office. |
| P1 | 18°4′33.17″ | 102°51′0.81″ | Random samples of grass in the landfill |
| P2 | 18°5′2.90″ | 102°51′12.59″ | Random samples of grass were outside the landfill site about 70 m away |