The phrase "a confluence where" is correct and usable in written English.
It can be used to describe a point of merging or coming together, often in a metaphorical sense, such as ideas, cultures, or events.
Example: "The conference was a confluence where innovative ideas and diverse perspectives met to shape the future of technology."
Alternatives: "a meeting point where" or "a junction where".
Although only open for a year or so, "The Clock", as it's become known, is already an institution, a confluence where visitors, expatriates and local Moroccans meet.
I write to you from Aqaba, Jordan, a town made famous when conquered by "Lawrence of Arabia" and Faisal al-Hashimi 99 years ago, at a confluence where today four nations divide a mere 25 miles of coastline.
The Mandakini river runs for a length of 80 km up to the confluence, where it meets with Alaknanda river at Rudraprayag with an average slope of 4.50 in percentage.
Egrets picked their way along the banks, past pilgrims taking a dip near the auspicious point of confluence, where the Yamuna meets the Ganges.
Founded as a fortress in 1735 at the Ural-Or confluence, where Orsk now stands, it was moved to its present site in 1743.
The Confluence, where these rivers converge, used to be an industrial wasteland, but now it's Lyon's answer to London's Docklands, and has become the hippest part of town.
Confluence where the Fang River now flows into the Kok River is now 444 m elevation.
Measurements were taken in the model of supercritical confluence, where the development of standing waves leads to the phenomenon of self-aerated flow.
This variability remained detectable at least until ∼225 km downflow the confluence, where differences between western and eastern margins were less evident.
However, in CH1 cells at confluence, where glutathione is lower (8 nmol mg-1 protein) four metabolites (plus JM216 itself) were detected following exposure to 50 microM JM216; peak A, JM118, JM383 (bis-acetato ammine (cyclohexylamine) dihydroxy platinum IV) and an unidentified metabolite (D), also observed in patient's plasma ultrafiltrate.
"Historically, there have been certain times with a confluence of events where you have campaign finance reform and concerns about campaign finance reform elevated.
