at the upstream

USAGE SUMMARY

'at the upstream' is correct and perfectly usable in written English.
It is often used when someone is referring to the direction of a river or stream. For example: "I saw a fish swimming upstream."

✓ Grammatically correct

Science

News & Media

Formal & Business

Human-verified examples from authoritative sources

Exact Expressions

60 human-written examples

Looking at food servicing, a major part of the environmental footprint is at the upstream level.

The Guardian

At the upstream of the kasria.

Applied Water Science

1) Situation 1: If the current protection is located at the upstream of DER, and the short-circuit fault occurs at the upstream of DER.

Journal of Modern Power Systems and Clean Energy

In the first stage we determine the wholesale price at the upstream level (the provider market).

Health Economics Review

During the construction, a big deformation occurred at the upstream area (S13 + 493.0 S13 + 630.0).

Journal of Modern Transportation

We generated two types of connection: At the upstream of the kasria.

Applied Water Science

To increase RbcS transcription, a third T7 trc -RBS was inserT7 trc -RBSupstream of rbcS.

Protein & Cell

Bands generated by single-crossover at the upstream homologous arm are indicated by asterisks.

Protein & Cell

The eruption occurred at the upstream end of the Jigokudani Valley (Nakano et al. 2014).

Earth, Planets and Space

The model is used to predict high-pressure performance at the upstream choke.

Journal of Petroleum Science and Engineering

A fan placed at the upstream end was used to create longitudinal ventilation.

Tunnelling and Underground Space Technology

Expert writing Tips

Best practice

When using "at the upstream" in technical writing, ensure the context clearly defines what the 'stream' refers to, whether it's a river, a process flow, or a network connection. Clarity is key for precise communication.

Common error

Avoid interchanging "at the upstream" with "at the downstream". "At the upstream" refers to the source or beginning, while "at the downstream" indicates the end or final stage. Using them incorrectly can reverse the intended meaning.

Linguistic Context

The phrase "at the upstream" primarily functions as an adverbial phrase or prepositional phrase indicating a location or direction towards the origin or source of a process, flow, or system. This can be a literal physical location, as in a river, or a metaphorical location, as in a supply chain. Ludwig provides examples in science, business and news.

Expression frequency: Very common

Frequent in

Science

79%

News & Media

13%

Wiki

3%

Less common in

Formal & Business

3%

Encyclopedias

0%

Reference

0%

Ludwig's WRAP-UP

In summary, the phrase "at the upstream" is a versatile prepositional phrase commonly used to indicate a position or direction towards the source or beginning of a system or process. As verified by Ludwig, it is grammatically correct and widely applicable, particularly in scientific, technical, and industrial fields. While its usage is more prevalent in formal and scientific contexts, it’s essential to avoid confusing it with "at the downstream", which refers to the opposite end. By understanding its function and communicative purpose, you can effectively use "at the upstream" to provide clarity and context in your writing.

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

towards the source

Focuses on the direction relative to the origin or source.

in the upper reaches

Emphasizes the higher or more remote parts of a river or system.

at the higher end

Indicates a position or location that is elevated or further up in a system.

closer to the origin

Highlights proximity to the starting point or cause.

in the headwaters

Specifically refers to the source region of a stream or river.

at the entry point

Describes the location where something enters a system.

in the initial phase

Focuses on the beginning stages of a process or system.

before the process

Indicates a stage occurring before a particular action or event.

on the advancing side

Refers to the side that is moving forward or progressing.

at the starting point

Emphasizes the very beginning or commencement of something.

FAQs

How is "at the upstream" used in a sentence?

The phrase "at the upstream" typically indicates a location or point that is towards the source or beginning of something, such as "The water quality was better "at the upstream" end of the river".

What are some alternatives to using "at the upstream"?

Depending on the context, you can use alternatives like "towards the source", "in the upper reaches", or "at the higher end" to convey a similar meaning.

In what contexts is "at the upstream" most commonly used?

The phrase "at the upstream" is frequently used in scientific, technical, and industrial contexts to describe the starting point or input side of a process, system, or flow, as evidenced by examples in ecological studies and engineering journals.

How does the meaning of "at the upstream" differ from "at the downstream"?

"At the upstream" refers to the beginning or source, while "at the downstream" refers to the end or the point where something exits or concludes. They are opposite in direction and meaning.