'has been found close' is a correct and usable phrase in written English.
You can use it when you wish to describe the proximity of something. For example: The treasure hunter was delighted to find that the treasure had been found close to the spot where he was searching.
A newborn baby girl has been found close to business premises in Rathcoole, County Dublin.
The calculated standard free energy of adsorption has been found close to −17 kJ mol−1 (Table 4), which can be explained as physical rather than chemical adsorption.
The value of the A term has been found close to the intrinsic ionic volume plus the volume of the void space which is generated around an ion in a "random close packing distribution".
Activists have confirmed to VICE News that one of Nigeria's missing Chibok girls has been found close to the Sambisa Forest in the country's northeast.
The development of widespread irrigation from these water sources is seen as decisive in the emergence of Norte Chico; since all of the monumental architecture at various sites has been found close to irrigation channels.
Finally, "roundabout, axon guidance receptor, homolog 1 (Drosophila)" (ROBO1 [MIM 602430]) has been found close to DYX5 (MIM 606896) on chromosome 3 [22].
Although typically seen offshore, it has been found closer to land, entering lagoons or coral atolls, and near the mouths of estuaries and rivers.
Private land had been found, close to Kuala Lumpur International Airport (KLIA).
But they said the agreement of the Park Service to allow any spraying inside Gateway was welcome, particularly because one of the infected birds identified on Staten Island this week had been found close to the park's boundary.
On the other hand, the solubility parameters of PVOH and starch modeling complexes have been found close to each other.
High concentrations have been found close to industrial centres and metropolitan areas [22, 58, 110, 125], in enclosed or semi-enclosed seas such as the Caribbean and the Mediterranean Sea and in gyres [8, 64, 71, 126].
