Water pollution
Topic overview. Based on 33553 on-topic pages. [water-pollution directory]
Significant concepts: 
home water filter, idea on pinterest, water filtration system, reduce water storage, soft water, municipal water supplies, water quality, water purification, free water, save water, surface water supplies, salt-free water, amount of water, clean water, surface water source.
Most relevant domains
Most relevant domains based on cumulative page relevance to the topic as defined by example links and on the number of relevant domains linking to them.
| domain | | | | | | | |
|---|---|---|---|---|---|---|---|
http://purewatergazette.net/  | 1 | 234 | 234 | 774 | 0.99 | 2.86 | purewatergazette.net |
| http://youtube.com/ | 2 | 196 | 221 | 2256 | 0.97 | 3.18 | youtube.com |
| http://pacinst.org/ | 3 | 203 | 209 | 723 | 0.99 | 1.96 | pacinst.org |
| http://ca.gov/ | 4 | 164 | 179 | 1782 | 0.98 | 2.5 | ca.gov |
| http://usgs.gov/ | 5 | 155 | 180 | 1233 | 0.97 | 2.59 | usgs.gov |
| http://nsw.gov.au/ | 6 | 242 | 276 | 1827 | 0.99 | 1.53 | nsw.gov.au |
| http://watertechonline.com/ | 7 | 223 | 224 | 494 | 0.98 | 1.44 | watertechonline.com |
| http://mavensnotebook.com/ | 8 | 226 | 227 | 549 | 0.99 | 1.39 | mavensnotebook.com |
| http://siwi.org/ | 9 | 199 | 202 | 426 | 0.99 | 1.57 | siwi.org |
| http://uswaternews.com/ | 10 | 232 | 234 | 266 | 1 | 1.31 | uswaternews.com |
Atext
Most frequent phrases in anchor texts of links found in this topical graph .
| atext | | | |
|---|---|---|---|
| contact us | 2301 | 98.97 | |
| read more | 689 | 51 | |
| contact | 1065 | 44.86 | |
| here | 563 | 41.94 | |
| water | 679 | 37.36 | |
| url | 517 | 36.16 | |
| crossref | 441 | 28.41 | |
| resources | 519 | 25.35 | |
| water quality | 326 | 22.56 | |
| environment | 414 | 18.87 |
Keyword ideas
Common word stems found in on-topic page titles.
| word | |
|---|---|
| water | |
| drink | |
| filter | |
| system | |
| qualiti | |
| pollut | |
| bottl | |
| treatment | |
| blog | |
| resourc |
Popular pages
On-topic pages with highest topical PageRank.
Popular prospect pages
On-topic pages with highest topical PageRank having a few outgoing links and domains.
| title / url | | | | | | | | | |
|---|---|---|---|---|---|---|---|---|---|
| Farm Ponds for Irrigation u2013 California Agricultural Water Stewardship Initiative http://agwaterstewards.org/practices/farm_ponds_for_irrigation/ | 0.3 | 1 | 60 | 28 | 9 | 9 | 1 | 1 | agwaterstewards.org |
| Glossary of Terms - Water | Colorado River District http://www.coloradoriverdistrict.org/water-glossary/ | 0.29 | 1 | 121 | 57 | 48 | 36 | 1 | 1 | www.coloradoriverdistrict.org |
| Nestlé takes over small town's water supply - Business Insider Deutschland http://www.businessinsider.de/nestl-takes-over-small-towns-water-supply-2016-9?r=US&IR=T | 0.28 | 1 | 44 | 13 | 7 | 6 | 1 | 1 | www.businessinsider.de |
| Articles in the Press | Flint Water Study Updates http://flintwaterstudy.org/articles-in-the-press/ | 0.28 | 1 | 768 | 632 | 626 | 92 | 0 | 0 | flintwaterstudy.org |
| Sanitation | International Decade for Action 'Water for Life' 2005-2015 https://www.un.org/waterforlifedecade/sanitation.shtml | 0.28 | 0.94 | 111 | 59 | 59 | 10 | 0 | 0 | www.un.org |
| International Water News http://www.waterwebster.com/InternationalWaterNews.htm | 0.28 | 1 | 102 | 75 | 69 | 49 | 0 | 0 | www.waterwebster.com |
| An Update to The Flint Fiasco | University of Denver Water Law Review at the Sturm College of Law http://duwaterlawreview.com/an-update-to-the-flint-fiasco/ | 0.28 | 1 | 41 | 18 | 15 | 14 | 1 | 1 | duwaterlawreview.com |
| Plant List - Water Use It Wisely https://wateruseitwisely.com/100-ways-to-conserve/plant-list/ | 0.28 | 1 | 36 | 14 | 5 | 5 | 0 | 0 | wateruseitwisely.com |
| Sacred standing: Giving water rights | University of Denver Water Law Review at the Sturm College of Law http://duwaterlawreview.com/sacred-standing-giving-water-rights/ | 0.28 | 0.93 | 35 | 7 | 4 | 4 | 1 | 1 | duwaterlawreview.com |
| Infrastructure Maintenance and Upgrade: The Snakes in the Grass u2013 AWRA Water Blog http://awramedia.org/mainblog/2008/02/12/infrastructure-maintenance-and-upgrade-the-snakes | 0.28 | 1 | 31 | 20 | 9 | 9 | 0 | 0 | awramedia.org |
Hubs
Pages with most links towards other likely on-topic pages.
Domains with most linking domains
Relevant domains with most other relevant domains linking to them.
| domain | | | |
|---|---|---|---|
| http://youtube.com/ | 399 | 44.98 | youtube.com |
| http://epa.gov/ | 259 | 84.55 | epa.gov |
| http://usgs.gov/ | 123 | 20.87 | usgs.gov |
| http://ca.gov/ | 107 | 32.98 | ca.gov |
| http://nytimes.com/ | 100 | 17.71 | nytimes.com |
| http://facebook.com/ | 98 | 13.89 | facebook.com |
| http://amazon.com/ | 88 | 32.96 | amazon.com |
| http://wikipedia.org/ | 85 | 28.72 | wikipedia.org |
| http://nih.gov/ | 79 | 25.5 | nih.gov |
| http://who.int/ | 73 | 16.29 | who.int |