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KAAN SONDAJ

Drilling for water, mining, energy and infrastructure

We make the subsurface measurable

From water wells to mineral exploration, site investigation to geothermal — the right method, a modern fleet and every metre on record.

Figures from the field

Calculated automatically from our project records.

Total drilled
21,350m
Wells / holes
311
Deepest hole
1,150m
Projects
6

Depth explorer

The story of a well, layer by layer

Scroll down with the drill string.

  1. Depth 1/6

    Alluvium and topsoil

    Loose, saturated units in the first metres; advanced with casing against collapse.

  2. Depth 2/6

    Sand and gravel

    Permeable layers hosting shallow aquifers; mud programme and screen design are decisive here.

  3. Depth 3/6

    Clay and marl

    Units prone to swelling and squeezing; geotechnical samples and SPT data matter most here.

  4. Depth 4/6

    Limestone

    Karstic voids and losses; fast progress with DTH and loss management.

  5. Depth 5/6

    Aquifer

    The target water-bearing zone: electrical logs set screen levels, pumping tests confirm yield.

  6. Depth 6/6

    Bedrock

    Diamond core drilling in granite and metamorphic rock; core recovery and RQD recorded.

Operations map

Where we work

Explore our projects and service areas on the map.

Project Service area

How we work

Four steps from survey to handover

  1. 01

    Survey and data

    Site visit, existing geological data and your objectives.

  2. 02

    Programme and quote

    A transparent quote with method, equipment, schedule and QA/QC points.

  3. 03

    Mobilisation and drilling

    HSE briefing, site set-up and drilling with daily reports.

  4. 04

    Report and handover

    Logs, test results and site restoration at handover.

HSE & quality

Safety first, then metres

The same risk assessment, permit-to-work and record discipline on every site.

  • Site-specific risk assessment
  • Daily HSE briefing
  • Core photos and traceable records
  • Waste and mud management
Details

FAQ

Frequently asked questions

Which permits are needed to drill a water well?

Groundwater wells require an exploration permit from DSİ and a usage permit after completion. We prepare the technical reports and site records.

How is well depth determined?

By hydrogeological assessment of aquifer depth, neighbouring well data and required yield; it is confirmed by the well log during drilling.

How many boreholes are needed for a site investigation?

Number and depth depend on footprint, storeys and site geology under the regulations. We set the programme with the design engineer.

Why does core recovery matter?

Core recovery shows how well the sample represents the formation. Low recovery means uncertainty in resource models and ground parameters.

How long does it take to prepare a quote?

With complete site information, a preliminary quote usually takes one business day; jobs that need a site visit are quoted after the survey.

Let’s plan the depth of your project together

Share your site details and our engineers will prepare the method, schedule and cost plan.