# Provision of an airborne geophysical survey of the southern Nairobi aqifer system (NAS) Kenya

- **Source:** TED · `718886-2025`
- **Buyer:** De Nationale Geologiske Undersøgelser for Danmark og Grønland
- **Published:** 2025-10-30
- **Deadline:** 2025-12-02
- **Estimated value:** 6,000,000 DKK
- **CPV codes:** 71351210, 71352000
- **NUTS codes:** KEN
- **Notice type:** cn-standard / 16

## Description

Mapping with an airborne transient electromagnetic (TEM) instrument and magnetic instrument for high resolution shallow and deep imaging of hydrogeological structures. The aim is to ensure resolution of 3 m layers in the shallow subsurface while seeing to 500 m depth below the surface with the HM.

## Original notice

https://ted.europa.eu/da/notice/-/detail/718886-2025