r/Wastewater is a subreddit with 26k members. The most common kinds of discussions are pain & anger and advice requests, and the community frequently discusses wastewater, exam, career, operator, and job, and they frequently recommend/review study material, study materials, and cameras.
A place to talk about the water and wastewater treatment industry.
Popular Themes in r/Wastewater
#1
Pain & Anger
: "Old people suck rant"
2 posts
#2
Advice Requests
: "Any Advice How to reduce this foam and what is this foamy? Young sludge or something wrong?"
2 posts
#3
Solution Requests
: "Anyone know of any tool to easily open these Sluice Gates rather than manually turning them?"
1 post
#4
Self-Promotion
: "I built a free OIT Wastewater exam prep platform for Canadian operators — just launched"
1 post
Popular Topics in r/Wastewater
#1
Wastewater
: "Wastewater Art"
121 posts
#2
Exam
: "I built a free OIT Wastewater Exam prep platform for Canadian operators — just launched"
42 posts
#3
Career
: "This is what stops most people from getting a wastewater job."
41 posts
#4
Operator
: "How strong / physically fit do you have to be to Wastewater Operator?"
39 posts
#5
Job
: "This is what stops most people from getting a wastewater Job."
25 posts
#6
Training
: "First day as a trainee"
14 posts
#7
Plant
: "picture i took of a wastewater Plant with some really nice grass."
14 posts
#8
Treatment
: "US: New sewage sludge Treatment boosts natural gas yield by 200%"
11 posts
#9
California
: "I built a free OIT Wastewater exam prep platform for Canadian operators — just launched"
11 posts
#10
Looking For
10 posts
Products Discussed in r/Wastewater
Study Material
2 reviews
#1
Treeos Center
5.0★ from 1 review
#2
YouTube
5.0★ from 1 review
Study Materials
1 review
#1
Water Nuggets
5.0★ from 1 review
Cameras
1 review
#1
Eufy
4.0★ from 1 review
Flair Used in r/Wastewater
#1
Flora, Fauna and Scenery
: "Picture of a wastewater plant in my city i took"
32 posts
#2
Treatment (DW or WW)
: "I think it’s aerated!"
25 posts
#3
Career: currently in the field
: "I freaking did it!"
15 posts
#4
Career: applying
: "Passed my test today 😁"
6 posts
#5
Collections
: "Found some poop money"
6 posts
#6
Study tips / ?s
: "Student made WW stickers - feedback welcome"
3 posts
#7
STOLEM FROM HIS BOSS
: "Ain't that the truth"
1 post
#8
From Mod Team
: "Posts about CAREERS"
1 post
Member Growth in r/Wastewater
Yearly
+5k members(25.7%)
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About
GummySearch helps people research Reddit communities by organizing activity, growth, themes, and post-level signals into one place.
This page gives a focused view of r/Wastewater, including current member size, discussion patterns, product reviews, and related communities to explore.
This data is synced periodically so insights stay current and useful for ongoing research.
Last updated: July 5, 2026