Equipment/Softwares

Specifications

Functions

Bike

Commercial Bikes (Bensikin)

To transport fieldworkers to wells

GPS

GARMIN GPSMAP 60 csx

To measure longitude, latitude and elevation of wells

EC Meter

Hanna Hi 98304/Hi98303

To measure electrical conductivity of water

pH Meter

Hanna Hi 98127/Hi98107

To measure pH of water

Measuring Tape

Weighted Measuring Tape

Measurement of well diameter and depth.

Digital Thermometer

Extech 39240 (−50˚C To 200˚C)

To measure water temperature

Total Dissolved Solid

Hanna HI 96301

To measure total dissolved solids

Water Sampler

Gallenkampf 500 ml

To collect water sample from well

Syringe

50 Ml, 100 Ml Polystyrene

Acidification and filtration of sample

Nitric Acid

98% Pure Nitric Acid

Sample preservation by acidifying to pH < 2

Filter

Cellulose Ester Filter 0.2 µm

Filtration of sample

Sample Bottles

Polyethylene (HDPE) 50 ml

To hold sample for onward transmission to laboratory

Sealing Tape

Permanent Tape and Marker

Sealing of sample bottle and labeling for transmission to the laboratory

IBM SPSS Statistics

Version 24.0

Statistical analysis for PCA

Global Mapper

Version 11

GIS Geolocation of wells

Surfer Golden Software

Version 12

GIS plotting contours for spatial distribution