r/water↗
Water: policy, science, controversy, issues, hydrology, climate change caused drought and flooding.
Devoted to the science and politics of water: aquifers, dams, hydrology, boundary disputes, peak water, riparian rights, climate change, drought & flooding, stormwater, groundwater, fish kills, fossil water, and news by the acre-foot.
91k subscribers317 posts / mo in Sep 2026 (incl. ~1% by known bots)235 authors / mosince 2008
r/water has 91k members (+48% over the last 12 months). It gets about 317 posts a month from 235 people. Top topics: Water Contamination Issues, Water Crisis and Management and California Water Crisis.
When to post on r/water
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How r/water has grown
Subscriber growth
Subscribers over time
Monthly activity
Posts, comments and authors per month
Topics and brands on r/water
Top topics
Share of the subreddit's posts
- Water Contamination Issues1.4%
- Water Crisis and Management1.4%
- California Water Crisis1.3%
- Drought Conditions1.2%
- Lead Contamination0.9%
Brands people mention
Most-mentioned brands and sites, last 12 months
- Substack
- US EPA
- Insideclimatenews
- TikTok
- CBS News
Everything else about r/water
Posting rules and account requirements, how often posts get removed, who writes here (age, gender, countries), what people ask for, how they talk, and related subreddits — all in the full report.
Posts and activity for Sep 2026. Members from Reddit's subscriber counts. Read from the same data the app runs on. Our research