The phrase "augmented at" is correct and usable in written English.
It can be used in contexts where you are describing an enhancement or increase that occurs at a specific point or location.
Example: "The system was augmented at the server level to improve performance."
Alternatives: "enhanced at" or "improved at".
In 1743 he took up tailoring, which afforded a modest income, augmented at times by other work.
The performances of that quartet Davis, Shaw, Brooks, and Young (augmented at times by local musicians)—are the core of the newly discovered tracks in the Resonance set.
That lineup has been augmented at the Blue Note by the guitarist Russell Malone, who seems to have had a bracing effect on the music.
The nicer hotels all have good culinary reputations, augmented at La Toubana by an astounding clifftop view and at the Eden Palm by live entertainment.
My breath still catches when I behold that bovine Hallelujah Chorus, which is augmented at the Met, as it was at the Leo Castelli gallery, in 1966, by a childlike bliss of drifting Mylar balloons.
Thus, astaxanthin degradation and lipid oxidation in shrimp oil were augmented at high temperature.
After augmenting the satellite mass functions agree closely at high masses in Millennium and Millennium-II, although we see some differences between the satellite mass functions, even after augmenting, at lower masses.
Thermomechanical observations indicate that the deformability and stiffness-softening of the concrete adhesive interface tend to augment at elevated temperatures, and the failure of the interface is controlled by material cohesion rather than adhesion.
The difficulties augment at the highly polymorphic HLA loci.
This major system capacity is better shown by the results achieved by SR and MO at λ = 80; they both measured a 45% revenue increase with respect to the basic scenario that further augments at higher loads.
The LSO, augmented by at least one of Rattle's Berlin Philharmonic musicians, gave their all for their new chief.
