WJ Groundwater Limited Primrose Hill , Kings Langley , Hertfordshire WD4 8FR United Kingdom About Solutions industries services Home Companies WJ Groundwater Limited Industries WJ Groundwater Limited Industries Industries Served Energy - Geothermal Energy Monitoring and Testing - Soil and Groundwater Monitoring Monitoring and Testing - Water Monitoring and Testing Soil and Groundwater Soil and Groundwater - Geotechnical Soil and Groundwater - Site Remediation Soil and Groundwater - Soil and Groundwater Consulting and Engineering Soil and Groundwater - Soil and Groundwater Monitoring and Testing Soil and Groundwater - Soil and Groundwater Treatment Water and Wastewater Water and Wastewater - Pumps & Pumping