Hydrogeological

    • EIS Sections: (i) soils and geology, (ii) hydrogeology

    • Tier 1/2/3 Hydrogeological Assessment

    • Soakaway design in accordance with BREDigest 365 infiltration tests

    • Discharge license applications (groundwater)

    • Source Protection Zone delineation

    • Site assessment for Integrated Constructed Wetland

    • Tank Integrity Assessment

    • Third party well surveys using RTK VRS

    • Groundwater contour mapping

    • Design and installation supervision of monitoring boreholes

    • Design and installation supervision of production boreholes

    • Trial pit logging in accordance with BS5930:1999.

    • Groundwater sampling

    • Pumping tests to determine sustainable yield

    • Falling head tests to determine subsoil and bedrock permeability

    • Long term groundwater level monitoring using dataloggers

Hydrological

    • EIS Section: Water

    • Discharge licence application (surface water)

    • Drainage impact assessments

    • Hydrochemical assessments

    • Surface water abstraction impact assessments

    • Low flow modelling

    • Quarry discharge impact assessments

    • Flow monitoring

    • Lake sampling using van dorm sampler and secchi disk

    • Cross-sectional river surveying using RTK VRS

    • tormwater management using various SuDS Stechniques

    • River sampling

    • Bathymetric surveying

    • Drainage design

    • Culvert capacity assessments

Flood Risk Assessment

    • Single house

    • Housing developments

    • Inert infill sites

    • Commercial facilities

    • Agricultural drainage

    • Quarry discharges

    • Stormwater attenuation discharges

    • Amenity facilities

    • Open channel surveying using RTK VRS

    • Manual cross-sectional profiling of deep channels

    • Sonar in combination with RTK VRS from kayak/boat to carry out bathymetric surveys of lakes/coastal areas

    • ISIS hydraulic modelling software is used to determine flood levels

    • Statistical analyses of historical hydrometric data

    • Flood estimation using catchment characteristics

    • Graphical cross-sectional profiles

    • Determination of freeboard to finished floor level